Adverse Drug Reaction Classification System

Pharmaceutical Information
Drug Name Papaverine hydrochloride
Drug ID BADD_D01671
Description 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.
Indications and Usage For the treatment of impotence and vasospasms.
Marketing Status approved; investigational
ATC Code G04BE02; A03AD01
DrugBank ID DB01113
KEGG ID D02218
MeSH ID D010208
PubChem ID 6084
TTD Drug ID D0NJ3V
NDC Product Code 51927-0223; 51927-1775; 43235-0009; 62991-1203; 72516-024; 0517-4002; 49452-5000; 76003-0850; 14789-121; 38779-0454; 54288-142
UNII 23473EC6BQ
Synonyms Papaverine | Pavatym | Pavabid | Cerespan | Papaverine Hydrochloride | Hydrochloride, Papaverine
Chemical Information
Molecular Formula C20H21NO4.ClH
CAS Registry Number 61-25-6
SMILES COC1=C(C=C(C=C1)CC2=NC=CC3=CC(=C(C=C32)OC)OC)OC.Cl
Chemical Structure
ADRs Induced by Drug
*The priority for ADR severity classification is based on FAERS assessment, followed by the most severe level in CTCAE rating. If neither is available, it will be displayed as 'Not available'.
**The 'Not Available' level is hidden by default and can be restored by clicking on the legend twice.
ADR Term ADReCS ID ADR Frequency (FAERS) ADR Severity Grade (FAERS) ADR Severity Grade (CTCAE)
Abdominal discomfort07.01.06.001---
Blood pressure increased13.14.03.005---
Cirrhosis alcoholic09.01.04.005---
Constipation07.02.02.001--
Diarrhoea07.02.01.001--
Discomfort08.01.08.003---
Flushing08.01.03.025; 23.06.05.003; 24.03.01.002--
Headache17.14.01.001--
Heart rate increased13.14.04.002---
Hepatitis09.01.07.004---
Hyperhidrosis08.01.03.028; 23.02.03.004--
Malaise08.01.01.003--
Nausea07.01.07.001--
Rash23.03.13.001---
Respiration abnormal22.02.01.041---
Sedation17.02.04.005---
Vertigo04.04.01.003; 17.02.12.002--
Decreased appetite08.01.09.028; 14.03.01.005--
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