Concepts and types of biopharmaceuticals Biological drugs (biopharmaceutics or biopharmaceuticals) are natural biologically active substances and artificially synthesized or semi-synthesized natural substances that are prepared from components such as organisms, biological tissues, or organs, and comprehensively apply the principles and methods of biology, biochemistry, and other disciplines. Biological drugs mainly include biochemical drugs, biotechnology drugs, and biological products. Biochemical drugs: generally refer to the basic substances of life extracted from animals, plants and microorganisms, which can also be semi-synthesized by bio-chemistry, or obtained by modern biotechnology, such as amino acids, polypeptides, proteins, enzymes, coenzymes, polysaccharides , nucleotides, lipids and biogenic amines, as well as their derivatives, degradation products and structural modifications of macromolecules. Biotechnology drugs: refer to drugs derived from biological sources and manu...
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