pyrimethamine

American

[pahy-ruh-meth-uh-meen, -min] / ˌpaɪ rəˈmɛθ əˌmin, -mɪn /

noun

Pharmacology.

a potent substance, C 1 2 H 1 3 ClN 4 , used against susceptible plasmodia in the prophylactic treatment of malaria and against Toxoplasma gondi in the treatment of toxoplasmosis.

Etymology

Origin of pyrimethamine

First recorded in 1950–55; pyrim(idine) + eth(yl) + -amine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They also argued that other companies had been able to buy the key ingredient, pyrimethamine, contradicting an FTC allegation.

From Reuters

This drug was then changed to sulfadoxine/pyrimethamine in the early 2000’s and resistance occurred.

From Scientific American

In 2012, the World Health Organization recommended the strategy with three old drugs — sulphadoxine, pyrimethamine and amodiaquine — so that the only sure-fire cure for malaria, artemisinin, would remain effective.

From Nature

Pyrimethamine is used to treat the parasitic diseases toxoplasmosis and isosporiasis.

From Nature

Participants received pyrimethamine for nine months.

From Nature

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023