octamethylpyrophosphoramide
noun
oc·ta·meth·yl·py·ro·phos·phor·a·mide
-ˌmeth-əl-ˌpī-rō-ˌfäs-ˈfȯr-ə-ˌmīd 
: an almost odorless viscous liquid anticholinesterase C8H24N4O3P2 that is marketed as a systemic insecticide and has been used to treat myasthenia gravis
called also OMPA, schradan
Cite this Entry
“Octamethylpyrophosphoramide.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/octamethylpyrophosphoramide. Accessed 31 Oct. 2025.
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