pent·​am·​i·​dine pen-ˈta-mə-ˌdēn How to pronounce pentamidine (audio)
: a drug used chiefly in the form of its salt C23H36N4O10S2 especially to treat protozoal infections (such as leishmaniasis) and to prevent AIDS-related pneumonia

Example Sentences

Recent Examples on the Web Sandy Lee Ford with vials of pentamidine to be distributed to patients with Pneumocystis pneumonia. Rebecca Kreston, Discover Magazine, 1 May 2016

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pentamidine.' 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

1941, in the meaning defined above

Time Traveler
The first known use of pentamidine was in 1941

Dictionary Entries Near pentamidine

Cite this Entry

“Pentamidine.” Dictionary, Merriam-Webster, Accessed 31 Mar. 2023.

Medical Definition


pent·​am·​i·​dine pen-ˈtam-ə-ˌdēn How to pronounce pentamidine (audio) -dən How to pronounce pentamidine (audio)
: a diamidine used chiefly in the form of its salt C23H36N4O10S2 to treat protozoal infections (as leishmaniasis) and to prevent Pneumocystis carinii pneumonia in HIV-infected individuals
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