Learn How to Pronounce zidovudine
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The Expert's Take

Meaning and Context
Zidovudine, commonly known by its abbreviation AZT (azidothymidine), is a nucleoside reverse transcriptase inhibitor (NRTI) that represents a pivotal milestone in medical history. First synthesized in 1964 and later identified as an effective antiretroviral in the 1980s, it was approved by the U.S. Food and Drug Administration (FDA) in 1987, becoming the first breakthrough drug authorized for the treatment of HIV infection. As a cornerstone of early antiretroviral therapy (ART), zidovudine works by selectively inhibiting the reverse transcriptase enzyme, which is crucial for the HIV virus replication process. Its introduction marked the transition of HIV/AIDS from a fatal diagnosis to a manageable chronic condition, dramatically improving life expectancy and health outcomes for patients. While modern HIV treatment typically involves combination therapies to enhance efficacy and reduce drug resistance, zidovudine remains an essential component in certain regimens, including for the prevention of mother-to-child transmission (PMTCT) of HIV during pregnancy and childbirth, securing its enduring legacy in infectious disease management.
Common Mistakes and Alternative Spellings
The primary term "zidovudine" is the International Nonproprietary Name (INN) and is consistently used in medical literature. Its most widely recognized alternative is the initialism AZT, which stands for azidothymidine, its chemical name. A common misspelling arises from phonetic confusion, leading to errors such as "zidovudin" (omitting the final 'e'), "zidovudene," or "zidovudane." The abbreviation AZT is sometimes incorrectly written as "AZTt" with an extra 't' or mistaken for similar-sounding drug names. It is also occasionally confused with "azidothymidine" itself, which may be misspelled as "azidothymidin" or "azidothymadine." In historical contexts, it was referred to by its brand name Retrovir, which is less prone to spelling errors but is a trademarked term.
Example Sentences
Following the protocol for prevention of mother-to-child transmission, the pregnant patient was prescribed a daily dose of zidovudine starting in her second trimester.
Although newer drugs have fewer side effects, zidovudine's historic role as the first FDA-approved antiretroviral transformed the clinical approach to the HIV/AIDS epidemic.
The physician explained that the combination therapy included lamivudine and zidovudine to effectively suppress viral load.
Patients initiating treatment with zidovudine are routinely monitored for potential hematological side effects, such as anemia.
Research into early HIV treatment often highlights the landmark 1987 approval of AZT as a turning point in the pandemic.
Sources and References
For the drug name "zidovudine," I used a comprehensive set of sources. I checked the medical definition on Drugs.com, the phonetic spelling on Wiktionary, and the background on Wikipedia. I listened to pronunciations on Forvo and the OED. I also used YouGlish to hear it in medical lectures and news reports.
- https://en.wiktionary.org/wiki/zidovudine
- https://en.wikipedia.org/wiki/Zidovudine
- https://forvo.com/word/zidovudine/
- https://www.drugs.com/monograph/zidovudine.html
- https://youglish.com/pronounce/zidovudine/english
- https://www.oed.com/dictionary/zidovudine_n
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