The production process of subcutaneous implant preparations mainly includes the following steps:
Raw material preparation: The raw materials required for making subcutaneous implant preparations are mainly drugs and implant carriers. Drugs can be compounds with a single active ingredient or compound drugs. Implant carriers are generally biodegradable materials, such as polylactic acid, hydroxyapatite, etc., which are used to control the release rate of drugs and promote tissue repair. The selection and quality control of raw materials are directly related to the quality and efficacy of the final preparation.
Preparation preparation: Add the drug and implant carrier to the solvent in a certain proportion, and disperse the drug evenly in the implant carrier through stirring, mixing and other operations. Then fill the mixture into an appropriate mold or instrument, and form the desired shape through pressing, extrusion and other techniques. Parameters such as temperature and humidity should be controlled during the preparation process to ensure the stability and quality of the preparation.
Sterilization treatment: The prepared preparation needs to be sterilized to prevent microbial contamination. Common sterilization methods include high-temperature and high-pressure steam sterilization, ethylene oxidation sterilization, etc. During the sterilization process, the sterilization time, temperature and humidity need to be strictly controlled to ensure that the activity of the drug is not affected.
Packaging: Sterilized preparations need to be properly packaged to protect them from the external environment. Common packaging methods include cans, glass bottles, plastic bags, etc. The packaging materials should have good sealing and chemical stability to ensure that the drugs are not contaminated and oxidized during the packaging process.
Throughout the production process, operations should be strictly carried out in accordance with the pharmaceutical production management specifications to ensure the safety of the production process and the quality of the drugs. Relevant employees need to receive relevant training, understand and strictly abide by the operating procedures and process flow. At the same time, regular quality control and testing should be carried out, and strict inspections should be carried out on raw materials and finished products to ensure that the quality of the preparations meets the standard requirements.