pre-exposure prophylaxis


variants or less commonly preexposure prophylaxis
: a preventive treatment for HIV infection in which antiretroviral drugs are taken by an uninfected person who is at a high risk of contracting HIV
In some quarters, the idea that healthy gay men should take a medication to prevent infection—an approach called pre-exposure prophylaxis, or PrEP—has met with hostility or indifference.David Tuller
abbreviation PrEP

Examples of pre-exposure prophylaxis in a Sentence

Recent Examples on the Web PrEP uptake, 2017-2022 The usage of HIV pre-exposure prophylaxis, or PrEP, among Black and Latino people in the U.S. has doubled over the past five years but still lags that of whites. Benjamin Ryan, NBC News, 18 Mar. 2023 But usage of PrEP, which stands for pre-exposure prophylaxis, has remained low. Dallas News, 15 Feb. 2023 The drug was developed by AstraZeneca as pre-exposure prophylaxis for COVID. Carla Delgado, Verywell Health, 8 Feb. 2023 The guidelines also restrict donations from people taking medications to prevent HIV infection such as pre-exposure prophylaxis (PrEP) and post-exposure prophylaxis (PEP). Will Sullivan, Smithsonian Magazine, 31 Jan. 2023 Volunteers were enrolled in the trial only after they were offered HIV pre-exposure prophylaxis, the antiretroviral drugs that can prevent infection. Helen Branswell, STAT, 18 Jan. 2023 Lots of young women here start PrEP (short for pre-exposure prophylaxis). Stephanie Nolen, New York Times, 27 Sep. 2022 That puts some of the key tools in the fight against HIV in jeopardy: early detection, as well as access to PrEP, or pre-exposure prophylaxis. Jon Freeman, Rolling Stone, 9 Feb. 2023 The clients set aside 30 percent of their income and agree to take PrEP, or pre-exposure prophylaxis, the once-a-day pill that protects users against HIV infection, with a goal of living on their own. Jenna Portnoy, Washington Post, 8 Feb. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pre-exposure prophylaxis.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

2005, in the meaning defined above

Time Traveler
The first known use of pre-exposure prophylaxis was in 2005

Dictionary Entries Near pre-exposure prophylaxis


pre-exposure prophylaxis


Cite this Entry

“Pre-exposure prophylaxis.” Dictionary, Merriam-Webster, Accessed 12 Apr. 2024.

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