Definition of Zalcitabine
1. Noun. An antiviral drug used to combat HIV infection.
Definition of Zalcitabine
1. Noun. (pharmacy) The compound 2'-3'-dideoxycytidine, a nucleoside analog reverse transcriptase inhibitor, formerly used in antiretroviral therapy ¹
¹ Source: wiktionary.com
Medical Definition of Zalcitabine
1.
A dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by a hydrogen. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. The compound is a potent inhibitor of HIV replication at low concentrations, acting as a chain-terminator of viral DNA by binding to reverse transcriptase. Its principal toxic side effect is axonal degeneration resulting in peripheral neuropathy.
Pharmacological action: anti-HIV agents, antimetabolites, reverse transcriptase inhibitors.
Chemical name: Cytidine, 2',3'-dideoxy-
(12 Dec 1998)
Lexicographical Neighbors of Zalcitabine
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