Papaverine

[puh-pav-uh-reen, -er-in, puh-pey-vuh-reen, -ver-in] /pəˈpæv əˌrin, -ər ɪn, pəˈpeɪ vəˌrin, -vər ɪn/

noun, Pharmacology.
1.
a white, crystalline, nonnarcotic, alkaloidal powder, C 2 0 H 2 1 NO 4 , obtained from opium, but not a morphine derivative and not habit-forming or addicting, used in the treatment of spasms of involuntary muscle, especially of the stomach, bronchi, and arteries.
/pəˈpeɪvəˌriːn; -rɪn/
noun
1.
a white crystalline almost insoluble alkaloid found in opium and used as an antispasmodic to treat coronary spasms and certain types of colic. Formula: C20H21NO4

papaverine pa·pav·er·ine (pə-pāv’ə-rēn’, -ər-ĭn)
n.
A nonaddictive opium derivative used medicinally to relieve spasms of smooth muscle.

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