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192 results about "Dose" patented technology

A dose is a measured quantity of a medicine, nutrient, or pathogen which is delivered as a unit. The greater the quantity delivered, the larger the dose. Doses are most commonly measured for compounds in medicine. The term is usually applied to the quantity of a drug or other agent administered for therapeutic purposes, but may be used to describe any case where a substance is introduced to the body. In nutrition, the term is usually applied to how much of a specific nutrient is in a person's diet or in a particular food, meal, or dietary supplement. For bacterial or viral agents, dose typically refers to the amount of the pathogen required to infect a host. For information on dosage of toxic substances, see Toxicology. For information on excessive intake of pharmaceutical agents, see Drug overdose.

Intestine moistening and bowel relaxing compound prebiotics and preparation method and application thereof

PendingCN107495383AGood laxativeWide range of polymerizationFood ingredient functionsPolydextroseInulin
The present invention relates to intestine moistening and bowel relaxing compound prebiotics and a preparation method and an application thereof. The compound prebiotics consist of the following components in parts by weight: 30-80 parts of inulin, 20-60 parts of polydextrose, 2-10 parts of stachyose and 2-10 parts of fructooligosaccharides. The selected 4 prebiotics are reasonable in material matching and scientific in dosages, and can increase an intestinal mechanical stimulation to promote peristalsis, shorten defecation, increase satiety, reduce an intestinal pH, etc., and prevent or relieve constipation. A compounding of the various prebiotics can avoid disadvantages that an intestinal function is single, a bowel relaxing function is weak, intestinal tracts are easy to be uncomfortable, constipation tolerance and other single dietary fiber functions. The compound prebiotics can be directly used as a terminal food and can also be used as accessory materials for food or health-care food.
Owner:北京市营养源研究所有限公司

Construction method of animal model of chronic inflammation

The invention belongs to the fields of medical evaluation, detection technology and experimental zoology, and specifically relates to a construction method of animal model of rat which is used for screening medicaments for treating chronic inflammation, and evaluating methods for treating systematic chronic inflammation. The method comprises the following step that healthy male SD rats are administered with lipopolysaccharide by tail intravenous injection, on an every first day of a week for 4-8 weeks persistently, at a dosage of 120-300 [mu]g per kg of body weight, so that pathologic changes, which meet pathological characteristics of chronic inflammation, mainly of an increased ratio of peripheral blood leucocyte count to neutrophile granulocyte, an increased serum hypersensitive C-creative protein level, infiltration of heart, liver, lung, kidney in inflammatory cells, and haemostasis and oedema of tissues are generated. The method has a good repeatability, and operation of the method is simple, easily controllable and mechanism-clear, besides indexes can be analyzed quantitatively and are convenient for statistics treatments. In addition, the constructed animal model is more ideal and more conform to clinic pathological and physiological changes of the type of disease.
Owner:广西中医学院

Preparations of Taxanes for Intravenous Administration and the Preparation Method Thereof

The present invention relates to the field of medical technology. More specifically, the present invention relates to a preparation of taxanes for intravenous administration, which consists of two parts: a drug solution and an emulsion. Said drug solution consists of paclitaxel or docetaxel, a pH regulator and a solvent for injection, wherein said solvent for injection is an organic solvent. Said emulsion includes a fat emulsion and is composed of oil for injection, an emulsifier, an antioxidant, an isotonic regulator, a stabilizer, a pH regulator and water for injection. When used, the drug solution at the clinical dosage can be added and mixed homogeneously in the emulsion to perform intravenous drip directly; or the drug solution at the clinical dosage can also be firstly added into the emulsion with no less than 5 times volume of the drug solution and then a predetermined amount of normal saline or glucose solution for injection is added to perform intravenous drip. The preparation of the present invention does not contain solubilizer and has advantages of little toxicity, safety, effectiveness, stability and economy. The fat emulsion is also used as a nutritional replenishment, thus achieving a better therapeutic effect. In addition, the normal saline or glucose solution for injection can be used to replace a considerable amount of the emulsion, which makes the preparation, therefore, not only cost-efficient, but also convenient for transportation and storage in practice.
Owner:TASLY HLDG GRP CO LTD

Method for preparing non-human animal model with opportunistic infections and chronic wasting diseases and medicament screened by using same

The invention discloses a method for establishing an animal model with opportunistic infections and chronic wasting diseases, and a traditional Chinese medicinal preparation for treating opportunistic infections and chronic wasting diseases. The traditional Chinese medicinal preparation is prepared by the following components in parts by weight: 100-180 parts of monkhood, 100-180 parts of dry ginger, and 100-160 parts of liquorice. The method has the positive effects that the method for establishing the animal model with opportunistic infections and chronic wasting diseases is found, and the model has high controllability, reliability and repeatability, and is convenient and economical to use; the model syndrome accords with the attack process of opportunistic infections and chronic wasting diseases; the model establishing factor accords with the theory of the Internal Canon of Medicine, and does not relates to causal organisms, so that the testing risks can be reduced, and the organism safety can be guaranteed; the traditional Chinese medicinal preparation obtained by screening has the characteristics of high efficiency, no toxicity, wide medicine sources and the like, is convenient to use and economical, can be used for prolonging the life of patients with opportunistic infections and chronic wasting diseases, improving the living quality of the patients and improving lesion of each tissue, and does not have toxic or side effect when a large dosage is used.
Owner:GUILIN MEDICAL UNIVERSITY

Construction method of antibacterial cefquinome PK/PD model for livestock and application

The invention discloses a construction method of an antibacterial cefquinome PK / PD model for livestock and an application. The specific contents of the construction method comprise detecting the drugsusceptibility of antibacterial cefquinome to haemophilus parasuis so as to obtain an MIC distribution range; determining the concentrations of free drugs in plasma samples of healthy model animals and disease model animals at different time points after drug administration to obtain drug-time curves by a liquid chromatography detection method; performing fitting on pharmacokinetics parameters ofdrugs by pharmacokinetics software to obtain PK parameters; researching the antibiotic action of the antibacterial on pathogenic bacteria under the condition of in vitro and half in vivo, and performing fitting on the time limitation relationship of the antibacterial to the pathogenic bacteria under the condition of in vitro and half in vivo to obtain PD parameters; establishing a half in vivo PK-PD model according to a Sigmoid Emax equation; and obtaining drug administration schemes under different drug administration objectives through a dosage calculating formula and Mlxplore software. According to the construction method disclosed by the invention, an optimization method is provided for a drug resistance resistant medication scheme of the cefquinome clinically, and production and propagation of bacterial drug resistance are relieved.
Owner:HUAZHONG AGRI UNIV
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