[Compounds that inhibit serine endopeptidases. Serine proteinase inhibitors can be either exogenous or endogenous. Endogenous moieties occur naturally; however, exogenous inhibitors can be introduced to provide therapeutic benefit, such as antiretroviral or antiviral pharmaceuticals. ( NCI )]
UMLS (NCI) C0036733 - Pharmacologic Substance
- Biologically Active Substance