I. Introduction of drugs
As far as users are concerned, drugs are used to prevent, treat and diagnose human diseases. Purposefully regulating people's physiological functions, with specified indications, usage and dosage requirements; From the way of use: in addition to the appearance of patients can not identify their internal quality, many drugs need to be used under the guidance of doctors, rather than by the choice of patients.
At the same time, the use method, quantity, time and other factors largely determine its use effect. Misuse can not only cure diseases, but also cause diseases and even endanger life safety. Therefore, medicine is a special commodity.
Second, the definition of pharmaceutical excipients
According to the provisions of the Drug Administration Law, pharmaceutical excipients refer to substances used in pharmaceutical preparations to increase the volume of drugs, improve the texture of drugs, adjust the taste of drugs and extend the shelf life of drugs. Mainly including auxiliary materials and additives.
Third, the role of auxiliary materials.
Adjuvants are pharmaceutical excipients used to increase the volume and improve the texture of drugs. It can make the medicine have proper shape and stable structure, which is convenient for patients to take and store the medicine. Common excipients include capsule shell, tablet matrix and diluent for injection. The choice of excipients needs to consider the characteristics of drugs and preparation requirements to ensure the quality and safety of drugs.
Fourth, the role of additives.
Additive is a kind of pharmaceutical auxiliary material, which is used to adjust the taste of drugs and prolong the shelf life of drugs. It can improve the taste and stability of drugs and increase the compliance and use experience of patients. Common additives include flavoring agents, preservatives and pigments. The use of additives needs to meet the safety standards stipulated in the Drug Administration Law to ensure the quality and effectiveness of drugs.
According to the Drug Administration Law, pharmaceutical excipients refer to excipients and additives that play an important role in pharmaceutical preparations. Auxiliary materials are used to increase the volume of the drug, improve the texture of the drug, and ensure that the drug has a suitable shape and a stable structure; Additives are used to adjust the taste of drugs, prolong the shelf life of drugs, and improve the taste and stability of drugs.