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120results about How to "Reduce drug risk" patented technology

Temozolomide lyophilized powder preparation and preparation method thereof

The invention belongs to the technical field of pharmaceutical preparations and specifically relates to a temozolomide lyophilized powder preparation. The temozolomide lyophilized powder preparation comprises an active ingredient of temozolomide or a pharmaceutically acceptable salt thereof, and a solution before lyophilization further contains an excipient, a wetting agent, a buffer agent, an osmotic pressure regulating agent, a pH regulating agent, water for injection and an organic solvent, wherein the organic solvent is selected from one or any combination of ethanol, acetone, isopropanol, n-propanol, butanone, sec-butyl alcohol and methanol, and is preferably ethanol. The temozolomide lyophilized powder preparation provided by the invention has the advantages of stable quality, high re-dissolution speed and a small residual amount of the organic solvent. The invention further provides a method for preparing the preparation. The process provided by the invention is simple and convenient in preparation process and easy to control production links, the organic solvent accounts for a relatively small part of total volume of material liquid, the pollution to production equipment and environment caused by the organic solvent is reduced, and thus the method is suitable for large-scale production.
Owner:QILU PHARMA HAINAN

Method for manufacturing medicament application identification

The invention relates to a method for manufacturing medicament application identification. The medicament application identification comprises a braille capable of providing medicament application information and a typography graph capable of providing medicament application information. The method comprises the following steps: (a) designing the braille and the typography graph, photographing the braille and the typography graph and drawing a black draft; (b) manufacturing a printing plate by using the black draft, a negative plate with thickness of 35 microns and a screen printing plate through a direct / indirect method which uses the drying temperature of 150 DEG C; (c) adding printing ink into the printing plate to print a printed object, wherein the printing ink contains aqueous foaming agent and aqueous red dye in a ratio of 1 to 1; and (d) drying the printed object at the temperature of between 30 and 50 DEG C, and foaming the printed object for 2 to 10 seconds at the temperature of between 115 and 125 DEG C to obtain the printed object printed with the braille or the graph with the thickness of 0.2 to 2 millimeters. The method of the invention can manufacture the medicament application identification enabling visual impairment people, illiterates and seniors to accurately learn the medicament application information by touching or looking at the graph.
Owner:CHANGHUA CHRISTIAN HOSPITAL

Processing device of toxic traditional Chinese medicine

The invention relates to a traditional Chinese medicine processing device, in particular to a processing device of toxic traditional Chinese medicines. The technical problem to be solved by the invention is to provide device for carrying out hydrolysis treatment on highly toxic traditional Chinese medicines, and effectively reducing toxic components in the toxic traditional Chinese medicines. Theprocessing device comprises a mounting bottom plate, a toxic water discharge pipe, a supporting rod, a fixing frame, a driving mechanism, a first drainage pipe, a first baffle, a second drainage pipe,a soaking frame, a first inclined mesh plate, a first mounting plate, a second inclined mesh plate, a cleaning frame, a second mounting plate, a first lifting rod, a material selecting frame, a mounting wall plate, a water conveying pipe, a water storage tank, a discharging pipe, a first cover plate, a fixing mechanism, a first net plate, a water conveying mechanism, a second cover plate and a first fixing plate. The processing device disclosed by the invention has the beneficial effects that the toxic traditional Chinese medicines can be subjected to hydrolytic treatment, and toxic components in the toxic traditional Chinese medicines are effectively reduced.
Owner:安徽精诚本草中药饮片有限公司

Dihalide impurity in ziprasidone hydrochloride intermediate and preparation method of dihalide impurity

The invention provides a dihalide impurity in a ziprasidone hydrochloride intermediate. The dihalide impurity has a structure shown as a formula 1. On the basis that the ziprasidone hydrochloride intermediate can bring in the dechlorination impurity or the preparation process contains the dechlorination step, the dechlorination impurity with a specific structure is obtained, and the preparation steps of the corresponding impurity are provided, so a corresponding technical support is provided for preparation of ziprasidone hydrochloride. The synthesis method provided by the invention has the advantages of simple process, strong controllability and mild conditions, can be used for quality standard establishment and quality control links of ziprasidone hydrochloride process research and development, production and the like, and provides technical support for ziprasidone hydrochloride medication safety. The method can be used for quality research such as qualitative and quantitative analysis of impurities in ziprasidone hydrochloride synthesis, so that the quality of ziprasidone hydrochloride can be improved, and important guiding significance is provided for reducing the medication risk of ziprasidone hydrochloride.
Owner:HAINAN XINOPEN SOURCE MEDICAL TECH CO LTD
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