Medical Dictionary


noun abac·a·vir \ə-ˈba-kə-ˌvir\

Medical Definition of abacavir

  1. :  an antiviral drug taken orally in the form of its sulfate (C14H18N6O)2·H2SO4 in combination with other antiretroviral drugs to treat HIV infection Abacavir is a synthetic nucleoside analog that acts by inhibiting reverse transcriptase. It causes potentially serious hypersensitivity reactions in a small percentage of patients.

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