92results about How to "Reliable medicine" patented technology

The invention provides a crossed-wheel-type medicine outgoing mechanism which comprises a mounting frame (3) for fixing of parts, an electromagnet (4) providing medicine outgoing power, and a one-way rotating crossed wheel (5) for controlling medicine issuing. A ratchet wheel structure is arranged on one side of the one-way rotating crossed wheel (5), a locking switch (2) can swing around a shaft, one end of the locking switch contacts with a firing pin of the electromagnet (4) while the other end of the same is matched with the ratchet wheel structure of the one-way rotating crossed wheel (5), and a one-way retaining plate (1) is hinged at each of four vertexes of the one-way rotating crossed wheel (5). By utilizing the inactive-stressing medicine outgoing device, automatized medicine outgoing of boxed medicine can be realized, so that medicine issuing accuracy and medicine issuing efficiency are improved.

The invention relates to a medical instrument. A collecting part comprises an inner ring and an outer ring which are concentrically arranged. The inner ring, the outer ring, a cover plate, a medicine storage hole and a core wire of a shell are located on the same straight line. A scraping rod for pushing medicine on a supporting face located at a medicine unloading position into a medicine guide groove beside the supporting face is arranged between the inner ring and the outer ring. The length direction of the scraping rod is kept consistent with the radial direction of the inner ring and the outer ring. By means of a medicine storage mechanism and a fetching mechanism, the medicine needing to be taken by a patient every time is automatically fetched according to the amount and stored in a second medicine box, so that the patient only needs to take out all the medicine in the second medicine box to take every time. It can be guaranteed that the unconscious patient accurately fetches and takes the medicine, and the phenomena of missing medicine fetching, taking of less medicine and taking of more medicine are avoided.

An automatic medicine retrieving device includes a medicine tray, a medicine box, and a driving mechanism. The medicine tray includes a bearing plate defining an exit port and a medicine separating member rotatably positioned on the bearing plate. The medicine separating member has medicine separating areas and a positioning area. Medications in the form of pills are positioned on the bearing plate and received in the medicine separating areas. The medicine box is opposite to the exit port. The driving mechanism drives the medicine separating member to rotate from being opposite to the exit port, bringing the medicine separating area to a position opposite to the exit port. A pill in the medicine separating area then passes through the exit port to fall into an accepting mechanism.

The invention relates to a method for improving the medicine taking accuracy of a patient based on novel medical equipment. Supporting faces are located at medicine take-out stations. A control device regulates and controls a first drive mechanism to drive the supporting faces to move upwards to discharging stations. A second drive mechanism drives a collecting piece to rotate to collect taken-out medicine. Scraping strips push the medicine on the supporting faces to fall into a medicine guide groove and be collected in a medicine storage cup. The control device is used for counting the dosage of the medicine taken this time and judging whether the dosage of the medicine taken this time is consistent with the dosage of the medicine needing to be taken or not. Medicine needing to be taken by the patient every time is automatically taken out and stored in a second medicine box by dosage, and therefore only all the medicine in the second medicine box needs to be taken out and taken every time the patient takes medicine, it can be guaranteed that an unconscious patient takes out and takes medicine accurately, and the phenomena of missing of medicine take-out and medicine taking and excessive medicine taking are avoided.

The invention relates to a method for improving medicine taking accuracy of old people by using intelligent medicine chest for automatically taking medicines. If data detected by a temperature / humidity sensor exceeds a preset threshold, a control device starts a fan and a drying device to operate, so that the data detected by the temperature / humidity sensor is in a preset range. As the temperature / humidity is arranged, the medicines in the medicine chest are guaranteed to locate in an optimal storage environment, and the medicine effect is guaranteed.

The invention relates to an intelligent medicine chest device for accurately regulating and controlling medicine taking of elderly people.The intelligent medicine chest device comprises a chest body, an air distributing plate and an air collecting plate which are horizontally arranged up and down are arranged in the chest body and divide the interior of the chest body into an air distributing area, a medicine storing area and an air collecting area from top to bottom, a medicine storing unit is arranged in the medicine storing area, and a temperature and humidity sensor is arranged in the medicine storing area; an upper top plate of the chest body is provided with an air inlet pipe communicated with the air distributing area, the air inlet pipe is connected with a fan and a drying device, a lower bottom plate of the chest body is provided with an air inlet pipe communicated with the air collecting area, and pore plates are adopted as the air distributing plate and the air collecting plate.According to the intelligent medicine chest device, by arranging the temperature and humidity sensor, it is guaranteed that medicine in the medicine chest is in an optimal preserving environment, and the medicine efficacy is guaranteed; a patient only needs to take out all the medicine in a second medicine box and take the medicine when the patient takes the medicine every time, therefore, it can be guaranteed that the patient whose consciousness is not quite clear accurately gets and takes the medicine, and the phenomena that less medicine is got, less medicine is taken, and more medicine is taken are prevented from occurring.

The invention relates to a medical apparatus for nursing aged patients. The medical apparatus is characterized in that supporting surfaces which are used for supporting medicines are arranged at the upper ends of ejector rods, the ejector rods can be driven by first driving mechanisms to move up and down, square medicine storage boxes for temporarily storing the medicines taken out by the ejector rods are arranged at openings of medicine storage barrels, the medicine storage boxes and the ejector rods are arranged in an up-down corresponding manner, insertion holes are formed in the bottoms of the medicine storage boxes, the upper rends of the ejector rods can be inserted into the insertion holes, and the shapes of the insertion holes keep consistent with those of the upper ends of the ejector rods. The medical apparatus has the advantages that the medical apparatus is provided with medicine storage mechanisms and fetching mechanisms, accordingly, the medicines which need to be administered by the patients in each time can be automatically fetched according to quantities and stored in second medicine boxes, the patients only need to completely take the medicines out of the second medicine boxes and administer the medicines whenever the patients need to administer the medicines, the patients without clear consciousness can assuredly accurately fetch and administer the medicines, and phenomena of missing medicine fetching, insufficient medicine administering and excessive medicine administering can be prevented.

The invention relates to a novel multifunctional medical treatment device with a remote control function. A first sensor is composed of a CCD image sensor arranged on the inner wall of the box top of a drug storage box, the inner wall color and the material carrying face color of the drug storage box are both different from the drug color, and the first sensor transmits collected signals to a control device for analyzing treatment to judge the drug number. By arranging a drug storage mechanism and a material taking mechanism, drugs that a patient needs to administrate every time are automatically taken according to the drug number and stored in a second drug box, the patient only needs to take out all the drugs in the second drug box and administrate the drugs when the patient administrates the drugs every time, therefore, it is guaranteed that the patient whose consciousness is not clear can accurately take and administrate the drugs, and the phenomena that fewer drugs are taken, and fewer or more drugs are administrated are prevented from occurring.

The present invention relates to a new type of multi-functional new equipment for medical use. The unloading mechanism includes a vertically arranged push cylinder arranged in the upper end of the first pipe, and the piston rod at the upper end of the push cylinder supports the movable support plate 21a, and the piston rod passes through the The flexible rope is connected to the lower surface of the movable support plate, and the push cylinder is connected to the inflation and exhaust device. The movable support plate is in two states. By setting the medicine storage mechanism and the material retrieval mechanism, the medicine that the patient needs to take every time It is automatically taken according to the amount and stored in the second medicine box, so that patients only need to take out all the medicines in the second medicine box every time they take medicine, which can ensure the accurate taking and taking of medicines for patients with unclear consciousness , to avoid the phenomenon of missing medicine, taking less medicine, and taking more medicine.

The invention relates to medical equipment for medical care. Supporting faces used for supporting medicine are arranged at the upper ends of ejecting rods. First driving mechanisms drive the ejecting rods to move vertically, square medicine storage boxes for temporarily storing medicine taken out by the ejecting rods are arranged at barrel openings of medicine storage barrels, the medicine storage boxes and the ejecting rods vertically correspond to each other, insertion holes for the upper ends of the ejecting rods to be inserted in are formed in the bottoms of the medicine storage boxes, and the shape of the insertion holes is identical with that of the upper ends of the ejecting rods. By arranging a medicine storage mechanism and a taking mechanism, the medicine needing to be taken by a patient each time is automatically taken out and stored in a second medicine box according to the dosage, so that the patient only needs to take out all the medicine in the second medicine box and take the medicine each time, it can be ensured that the patient without clear consciousness takes out medicine and takes the medicine accurately, and the phenomena that the patient forgets to take out certain medicine or takes less medicine or takes more medicine can be avoided.

The invention relates to a new type of medical equipment for accurately regulating and controlling the taking of medicines by patients with chronic hypertension. The collected medicine is collected by the medicine collection unit for the patient to take. The box is also equipped with a communication unit for data interaction with the mobile terminal of the remote operator. The control device sends a signal to the remote operator that the medicine is about to run out and Receive signals from remote operators to change the dosage and time of medication. By setting up a communication unit, the relatives of the patient can be notified in time that the drug is about to run out, and at the same time, the pharmacy salesperson who supplies the drug or the doctor in the rural hospital will also receive the corresponding information that the drug is about to run out. Deliver medicines to sick patients' homes in time and open medicine cabinets for refills. Solve the difficulties in the traditional purchase of medicines, and the difficulties of stopping medicines that affect treatment.

The invention relates to a novel medical device with remote control function. A first sensor is composed of a CCD image sensor on the top inner wall of a medicine storage box, the colors of the inner wall and the support surface of the medicine storage box are different from those of medicines, and acquired signals are transmitted by the first sensor to a control device for analysis and processing to judge the quantity of medicines. With a medicine storage mechanism and a feeding mechanism, medicines to be taken by a patient each time are automatically quantitatively stored in a second medicine box, and the patient only needs to take all the medicines in the second medicine box every time, so that the patient without clear consciousness can take medicines accurately, and the phenomena of omitting medicines, taking fewer medicines and overdosing are avoided.

The present invention relates to a scheme that uses self-taking medicine equipment to prompt patients to take medicine accurately. The first board is in two states, one is: the first medicine box is pulled out for dosing, and the support board supports the first board so that the first board is in two states. The first plate is horizontally arranged to close the first discharge port; the second is: the first medicine box is completely inserted into the box, and the first plate is turned downward around the first hinge shaft to open the first discharge port so that the first The medicine in a medicine box falls to the discharge position in the medicine storage barrel. When the first plate body is at the discharge position, the first hinge shaft is located on the inner side of the support plate; by setting the medicine storage mechanism and the material retrieving mechanism, the patient can The medicines to be taken are automatically taken according to the amount and stored in the second medicine box, so that patients only need to take out all the medicines in the second medicine box every time they take medicine, which can ensure the accuracy of patients who are not conscious. Taking and taking medicines to avoid missing medicines, taking less medicines, and taking more medicines.

The invention relates to an intelligent medical medicine fetching box which comprises a box body. An air distribution plate and an air collection plate which are arranged horizontally up and down are arranged in the box body and divide the interior of the box body into an air distribution area, a medicine storage area and an air collection area from top to bottom. Medicine storage units are arranged in the medicine storage area, and a temperature and humidity sensor is arranged in the medicine storage area. An air inlet pipe communicated and connected with the air distribution area is arranged on an upper top plate of the box body, and the air inlet pipe is connected with a draught fan and a drying device. An air inlet pipe communicated and connected with the air collection area is arranged on a lower bottom plate of the box body. The air distribution plate and the air collection plate are porous plates. Through arrangement of the temperature and humidity sensor, it is ensured that medicine in the medicine box is in an optimal storage environment, and the medicine effect is guaranteed.

The invention relates to a novel medicine box for automatic medicine taking. The medicine box comprises a box body, wherein various medicine storage units, which are used for storing and taking various medicines, and a medicine collection unit, which is used for collecting medicines taken by the various medicine storage units so that a patient can take the medicines, are arranged on the box body; a communication unit, which is used for conducting data interaction with a mobile terminal of remote personnel, is additionally arranged on the box body; and by virtue of the communication unit, the control device is used for transmitting a signal that the medicines are nearly used up to a remote operator and for receiving signals on medicine dosages and taking time transmitted by the remote operator. By setting the communication unit, relatives of the patient can timely master the information that some medicine is nearly used up, and meanwhile, pharmacy salesmen or rural hospital's doctors, who are in charge of supplying the medicine, can receive the corresponding information that some medicine is nearly used up, so that the medicine can be supplied to patient's home timely and the medicine can be supplemented in the medicine box. The difficulties on conventional medicine purchase and administration as well as the problem that treatment is affected in the case of medicine shortage can be solved.

The invention relates to a method capable of reliably increasing accuracy of taking medicines. The method comprises the following steps: when timing of a timing unit reaches time of taking medicines, a voice unit is controlled by a control unit to broadcast a prompt signal that the medicines need to be taken and medicine boxes which need to be opened; a patient opens a corresponding medicine box according to information broadcast by the voice unit to execute a medicine getting operation; after the medicine getting operation is finished, the voice unit is controlled by the control unit to broadcast a medicine getting correctness signal and a next medicine box which needs to be opened to get a medicine, and operations are repeated in such a manner to get out all medicines, which need to be taken within the time of taking medicines, in sequence; after all the medicines which need to be taken are got out, the voice unit is controlled by the control unit to broadcast a medicine getting end signal. A medicine taking signal is broadcast through the voice unit, and the amount of getting the medicines each time is detected by a first sensor and a second sensor, so that a patient with cloudy consciousness can accurately get and take the medicines, and the phenomenon of missed getting of the medicines and phenomena that the medicines are taken less and the medicines are taken more are avoided.

The invention relates to a method for improving the accuracy of taking medicine for patients with chronic diseases by using a medicine box for automatically taking medicine. The control device regulates the medicine storage mechanism and the feeding mechanism to take medicine according to the amount of each medicine according to the dosage of each medicine at the next medicine taking time. Operation, taking medicine according to the amount The medicine taken out is collected and stored in the second medicine box through the material collection unit; when the timing unit counts and reaches the time for taking medicine, the control device regulates the voice unit to broadcast the prompt signal that the medicine needs to be taken and prompts the patient to open the second medicine box. The medicine box takes medicine, and the control device regulates the second electromagnetic lock to be in an open state, and the patient opens the second medicine box to take out the medicine. Every time the patient takes the medicine, he only needs to take out all the medicines in the second medicine box and take it, which can ensure the accurate taking and taking of medicines of the patients who are not very conscious, and avoid the phenomenon of missing medicines, taking less medicines, and taking more medicines.

The invention relates to a scheme for prompting a patient to accurately take medicine based on medicine equipment. A control device controls medicine storage mechanisms and material getting mechanisms to carry out medicine getting operation of medicine according to the dosage based on the medicine dosage of the next medicine taking time. The medicine gotten out in the medicine getting operation according to the dosage is collected and stored in a second medicine box through a material collecting unit. By means of the medicine storage mechanisms and the material getting mechanisms, medicine needing to be taken by the patient every time can be automatically gotten and stored in the second medicine box according to the dosage, and accordingly, every time the patient takes medicine, the patient only needs to get all the medicine out of the second medicine box to take medicine; and it can be guaranteed that patients without clear consciousness can accurately get medicine and take medicine, and the phenomena of medicine getting omitting, neglected medicine taking and repeated medicine taking are avoided.

The invention relates to medical equipment used for increasing medicine taking accuracy. The medical equipment is characterized in that a collecting part comprises an inner ring and an outer ring which are concentrically arranged, the inner ring, the outer ring, a cover plate, a medicine storage hole and the core line of a shell are located in the same straight line, pushing rods used for pushingmedicine on support faces located at discharge positions into medicine guide grooves beside the pushing rods are arranged between the inner ring and the outer ring, and the length direction of the pushing rods is consistent with the radial direction of the inner ring and the outer ring. The medical equipment by a medicine storage mechanism and a taking mechanism, medicine which needs to be taken by a patient each time is automatically taken and stored in a second medicine box according to the quantity, the patient only needs to take all the medicine in the second medicine box each time, the patient who is not very conscious can accurately take the medicine, and the phenomenon that the patient does not fetch all the medicine, takes less medicine than the required quantity and takes more medicine than the required quantity is avoided.

The invention relates to an intelligent medicine box device for accurately adjusting and controlling patients to take medicines. The intelligent medicine box device comprises a box body, wherein an air distribution plate and an air collecting plate are horizontally arranged in the box body up and down, the interior of the box body is divided into an air distribution area, a medicine storage area and an air collecting area by the air distribution plate and the air collecting plate from top to bottom, a medicine storage unit is arranged in the medicine storage area, a temperature and humidity sensor is arranged in the medicine storage area, an air inlet pipe which is communicated with the air distribution area is arranged on an upper top plate of the box body, the air inlet pipe is connected with a fan and a drying device, another air inlet pipe which is communicated with the air collecting area is arranged on a lower bottom plate of the box body, and the air distribution plate and the air collecting plate are made of pore plates. The temperature and humidity sensor is arranged, so that medicines in a medicine box are guaranteed to be in an optimal storage environment, and the medicine effect is guaranteed. When the patients take medicines each time, all of the medicines in the second medicine box need to be taken out, so that the patients with unclear consciousness can accurately take the medicines, and the phenomena of medicine omission, small dose and large dose cannot occur.

The invention relates to a method for data interaction with remote persons and medicine taking control by using a communication unit in medical equipment. An ejector head is arranged at the upper endof an ejector rod, and is detachably connected and matched with the ejector rod; the ejector head consists of a circular cap type sleeve piece; the upper top surface of the sleeve piece forms a support surface; a scraping strip comprises a rod piece fixedly connected with a turntable; a scraper downwards extends from the rod piece; a length of the scraper and a gap between the first and second annular pieces are kept consistent; the scraper is made of a food-stage plastic material; the section of the scraper is arched; and the direction of an arc port and the rotating direction of the turntable are kept consistent. The method can guarantee accurate medicine taking of patients without clear awareness, and prevents the phenomenon of medicine taking missing, less medicine taking and more medicine taking.

The invention relates to a medical device achieving the function of regularly, quantitatively and automatically taking out medicine.The medical device comprises a box body.Medicine storage units used or storing and taking out various types of medicine and a medicine collection unit used for collecting medicine taken from the medicine storage units to be taken by patients are arranged on the box body.Each medicine storage unit comprises a medicine storage mechanism used for storing medicine, and a taking mechanism used for quantitatively taking out the medicine in the medicine storage mechanism.By means of the medicine storage mechanisms and the taking mechanisms, the patients can automatically and quantitatively take out and store medicine needing to be taken each time in a second medicine box, and therefore the patients only need to take out and take all the medicine in the second medicine box in each time of medicine taking, it can be ensured that the unconscious patients can accurately take out and take medicine, and the phenomena that the patients take out insufficient medicine, take less medicine and take more medicine are avoided.

The invention relates to an on-time medicine dispensing device for medical treatment-medicines. The device comprises a box body, wherein medicine storage units for storing and taking the medicines, and medicine collecting units for collecting the medicines taken from the medicine storage units to provide for patients to take are respectively arranged on the box body; a communication unit for carrying out data interaction with a mobile terminal of a teleworker is also arranged on the box body; a control device sends a signal which shows that the medicines are nearly used up to the teleworker and receives a signal which shows that the medicine dosage and the taking time need to be changed sent by the teleworker through the communication unit. Through the arrangement of communication unit, the relatives of the patients can know the information which shows that the medicine is nearly used up in time; meanwhile, the pharmacy sales personnel for supplying the medicine or doctors in rural hospitals can receive the corresponding information which shows that the medicine is nearly used up, and can send the medicine to the patients in time and open a medicine box to supplement. The on-time medicine dispensing device for the medical treatment-medicines solves the problems that the medicines are difficult to buy and use from the traditional view, and medicine shortage affects treatment.

The invention relates to an intelligent medical device with a remote control function. The unloading mechanism includes a jacking rod arranged in a first pipe, and the upper end of the jacking rod is hingedly connected to the lower surface of a movable support plate through a third hinge shaft. 2. The three hinged shafts are arranged parallel to each other. The lower end of the jacking rod is connected with the second driving mechanism. The movable supporting plate is in two states. One is: the movable supporting plate is arranged horizontally and assembled on the upper end of the ejecting rod for The supporting state of holding up the medicine; the second is: the lifting rod lifts the movable supporting plate to make the movable supporting plate turn over around the second hinge axis, so that the medicine on the supporting material surface slides down to the internal discharge state of the branch pipe; through Set up a medicine storage mechanism and a material retrieving mechanism, so that the medicine that the patient needs to take each time is automatically taken according to the amount and stored in the second medicine box, so that the patient only needs to take out all the medicine in the second medicine box every time he takes medicine Just take it, which can ensure the accurate taking and taking of medicines for patients with unclear consciousness, and avoid the phenomenon of missing medicines, taking less medicines, and taking more medicines.

The invention relates to a method for prompting a patient to accurately take medicine on time according to dose based on a novel medicine chest. The method comprises the steps: inputting medicine quantity of medicine stored in each first medicine box by virtue of a human-computer interaction unit, after an operation S2 is completed for one time, correspondingly reducing the residual quantity of each medicine, monitoring and analyzing the residual quantity of each medicine by virtue of a control device, and when the monitored residual quantity of the medicine is less than a preset threshold value, transmitting a signal that the medicine is to be used up to a mobile terminal of a remote person via a communication unit by virtue of the control device. By virtue of the communication unit, a family member of the patient can know the information that the medicine is to be deficient in time, after a sales person or a hospital receives the charge, the medicine can be sent to the home of the patient in time, and the medicine can be compensated by opening the medicine chest. By adopting the method, the difficulty that the medicine is difficult to buy and the treatment is influenced by the shortage of medicine can be solved.

The invention relates to a scheme of adopting a self-medicine-taking medical device for remote control and reminding a patient to take medicine correctly. Each first medicine case is provided with a first electromagnetic lock used for controlling whether the first medicine case can be opened or not. The outline of each first medicine case is shaped like a drawer. A case cavity of each first medicine case is shaped like a hopper with an upward opening, and the section of each case cavity is gradually decreased from top to bottom. A first unloading opening is formed in the bottom of each case cavity and provided with a first plate used for closing and opening the first unloading opening. The side of each first plate is hinged to the bottom of the corresponding first medicine case through a first hinging shaft. A box body is provided with horizontal supporting plates used for supporting the first medicine cases. As a medicine storage mechanism and a medicine taking mechanism are arranged, medicine needing to be taken by the patient every time is automatically taken out and stored in a second medicine case according to the quantity, and the patient only takes out all the medicine in the second medicine case and takes the medicine when taking the medicine every time. A patient with a mental problem can correctly get and take the medicine, and therefore the situation that the patient forgets to take out some kinds of medicine or takes fewer or more medicine is avoided.

The invention relates to a method for improving the drug administration accuracy of old people through a novel medicine chest for automatically taking medicine. The method comprises the steps that the amount of medicine contained in each first medicine box is input through a human-computer interaction unit; after operation S2 is operated for one time, the remainder of each medicine is correspondingly reduced; a control device further monitors and analyzes the remainder of each medicine, and sends a signal showing that the medicine is about to be used up to a mobile terminal of remote personnel through a communication unit when finding that the reminder of the medicine is smaller a preset threshold value. Through the communication unit, the relative of a patient can timely know the information that the medicine is about to be used up, sales personnel or a hospital can timely send the medicine to the home of the patient after receiving costs, and the medicine box can be opened for supplement. The method solves the difficulties that medicine is difficult to buy, and interruption of medicine affects therapy.

The invention relates to a method for accurately controlling old people to take medicines. A control device controls all medicine storage mechanisms and taking mechanisms to quantitatively take medicines according to dosages of all medicines at the next medicine taking time; and the quantitatively taken medicines are collected and stored in a second medicine box through a collecting unit; when a timing unit counts to reach the medicine taking time, the control device controls a voice unit to broadcast a medicine taking prompt signal and to remind patients to open the second medicine box to take the medicines; the control device controls a second electromagnetic lock to locate in an opening state; and the patients open the second medicine box to take out the medicines for taking. The patients only need to take out all the medicines in the second medicine box for taking at each time, so that the medicine taking and eating accuracy of the patients with weak awareness can be guaranteed, and the phenomenon of medicine taking missing, eating of few medicines and eating of more medicines is prevented.

The invention relates to a new type of medicine box, comprising a box body, each medicine storage unit for storing and taking each medicine is arranged on the box body, and a device for collecting the medicine taken by each medicine storage unit for taking by the patient The medicine collection unit, the box body is also provided with a communication unit for data interaction with the mobile terminal of the remote operator. The control device sends a signal to the remote operator through the communication unit that the medicine is about to run out and receives the change of the dosage of the medicine sent by the remote operator. Take the time signal. By setting up a communication unit, the relatives of the patient can be notified in time that the drug is about to run out, and at the same time, the pharmacy salesperson who supplies the drug or the doctor in the rural hospital will also receive the corresponding information that the drug is about to run out. Deliver medicines to sick patients' homes in time and open medicine cabinets for refills. Solve the difficulties in the traditional purchase of medicines, and the difficulties of stopping medicines that affect treatment.