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What are biological products, including what?
Biological products refer to drugs for the prevention, treatment and diagnosis of human diseases, which are prepared from common microorganisms, cells, tissues and liquids of various animals and humans or obtained through biotechnology such as genetic engineering, cell engineering, protein engineering and fermentation engineering. Biological products are different from general medical drugs. They play a role by stimulating the immune system and producing immune substances (such as antibodies), and humoral immunity, cellular immunity or cell-mediated immunity appear in human body.

Biological products are made directly from microorganisms (bacteria, phage, rickettsia, virus, etc.). ), microbial metabolites, parasites and animal toxins, human or animal blood or tissues, etc. , or made by modern biotechnology and chemical methods, as a preparation for the prevention, treatment and diagnosis of specific infectious diseases or other related diseases, collectively referred to as biological products.

There are vaccines, bacterin, toxoid, immune serum, human blood products, diagnostic products, bacteriophages, biotechnology products and so on.