Canadian Medical Guide > Chemicals and Drugs > Immunologic and Biological Factors > Biological Products Terms and Definitions




Biological Products

Medical Definition: Complex pharmaceutical substances, preparations, or agents of organic origin, usually obtained by biological methods or assay, that depend for their action on the processes affecting immunity. They are used especially in diagnosis and treatment of disease (as vaccines or pollen extracts). Biological products are differentiated from BIOLOGICAL FACTORS in that the latter are compounds with biological or physiological activity made by living organisms. (From Webster's 3d ed)
Guide Notes: manufactured products: differentiate from BIOLOGICAL FACTORS, natural substances; includes sera, vaccines, antitoxins, tissue & hormonal prep; /ther use of sera, vaccines & antitoxins: coord with disease /ther, not /drug ther; /ther use of tissue & hormon
Biological Products Categories.
Canadian Medical Guide Definition Antitoxins - Antisera from immunized animals that is purified and used as a passive immunizing agent against specific bacterial toxins.
Canadian Medical Guide Definition Immune Sera - Serum that contains antibodies. It is obtained from an animal that has been immunized either by antigen injection or infection with microorganisms containing the antigen.
Canadian Medical Guide Definition Picibanil - A lyophilized preparation of a low-virulence strain (SU) of Streptococcus pyogenes (S. hemolyticus), inactivated by heating with penicillin G. It has been proposed as a noncytotoxic antineoplastic agent because of its immune system-stimulating activity.
Canadian Medical Guide Definition Vaccines - Suspensions of killed or attenuated microorganisms (bacteria, viruses, fungi, protozoa, or rickettsiae), antigenic proteins derived from them, or synthetic constructs, administered for the prevention, amelioration, or treatment of infectious and other diseases.

Biological Products Medical Definitions and Terms

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