Zidovudine is an antiretroviral medication used to treat HIV infection. Zidovudine is the generic name for the drug, which is sold under several brand names such as Retrovir, Azidothymidine, and Zidovir. There are a few synonyms for zidovudine, such as Azidothymidine, ZDV, AZT, and Zidovir. These synonyms are used interchangeably with the generic name and signify the same medication. Azidothymidine and AZT are commonly used, especially in medical research and academia. Understanding synonyms for medication is important in medical practice as it allows for clear communication between healthcare professionals and patients, which is essential for safe and effective treatment.