Zidovudine (AZT)

Products Zidovudine is commercially available as film-coated tablets, capsules, and syrup (Retrovir AZT, combination products). It was approved in 1987 as the first AIDS drug. Structure and properties Zidovudine (C10H13N5O4, Mr = 267.2 g/mol) or 3-azido-3-deoxythymidine (AZT) is an analog of thymidine. It exists as an odorless, white to beige, crystalline substance that is soluble … Zidovudine (AZT)

Didanosine

Products Didanosine was commercially available in the form of capsules (Videx EC). It was first approved in 1991 as the second HIV drug after AZT (EC = enteric coated, capsules filled with enteric granules). Structure and properties Didanosine (C10H12N4O3, Mr = 236.2 g/mol) corresponds to 2′,3′-dideoxyinosine, a synthetic nucleoside analog of deoxyadenosine. The 3′-hydroxy group … Didanosine