HIV/AIDS Glossary

Phenotypic Antiretroviral Resistance Test

Synonym(s): Phenotypic Assay

A type of resistance test that measures the extent to which a person's strain of HIV will multiply in different concentrations of antiretroviral (ARV) drugs. Resistance testing is used to guide selection of an HIV regimen when initiating or changing antiretroviral therapy (ART).

Related Term(s): Genotypic Antiretroviral Resistance Test, Resistance Testing

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