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HIV/AIDS Glossary

HLA-B*5701 Test

Synonym(s): HLA-B*5701 Testing

A test that detects the presence of HLA-B*5701. The HLA-B*5701 molecule is linked to hypersensitivity to the antiretroviral (ARV) drug abacavir. A person who tests positive for HLA-B*5701 should not use abacavir or any other abacavir-containing medicine again.

Related Term(s): Human Leukocyte Antigen

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