Canadian Medical Guide > Chemicals and Drugs > Heterocyclic Compounds > Alkaloids > Opium > Papaverine Terms and Definitions




Papaverine

Medical Definition: An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.
Also Called: Cerespan,Papaverine Hydrochloride,Pavabid,Pavatym
CAS Type 1 Name: CAS Number: 58-74-2
Papaverine Categories.
Canadian Medical Guide Definition Tetrahydropapaveroline - A leukomaine (animal alkaloid) formed in brain and liver from dopamine and L-dopa; it may be implicated in psychiatric problems.

Papaverine Medical Definitions and Terms

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