Adverse Drug Reaction Classification System

Pharmaceutical Information
Drug Name Methysergide
Drug ID BADD_D01439
Description An ergot derivative that is a congener of lysergic acid diethylamide. It antagonizes the effects of serotonin in blood vessels and gastrointestinal smooth muscle, but has few of the properties of other ergot alkaloids. Methysergide is used prophylactically in migraine and other vascular headaches and to antagonize serotonin in the carcinoid syndrome.
Indications and Usage For the treatment of vascular headache
Marketing Status approved
ATC Code N02CA04
DrugBank ID DB00247
KEGG ID D02357
MeSH ID D008784
PubChem ID 9681
TTD Drug ID D0O6GC
NDC Product Code Not Available
UNII XZA9HY6Z98
Synonyms Methysergide | Dimethylergometrin | Methylmethylergonovine | UML-491 | UML 491 | UML491 | Sansert | Deseril | Désernil-Sandoz | Désernil Sandoz | Desril | Methysergide Dimaleate | Dimaleate, Methysergide | Methysergide Maleate | Maleate, Methysergide
Chemical Information
Molecular Formula C21H27N3O2
CAS Registry Number 361-37-5
SMILES CCC(CO)NC(=O)C1CN(C2CC3=CN(C4=CC=CC(=C34)C2=C1)C)C
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)
Tachycardia02.03.02.007---
Telangiectasia23.06.03.001; 24.03.03.003--
Thrombocytopenia01.08.01.002---
Thrombophlebitis24.01.02.001---
Vasoconstriction23.06.05.007; 24.04.03.008---
Vomiting07.01.07.003--
Weight decreased13.15.01.005--
Weight increased13.15.01.006--
Red blood cell sedimentation rate increased13.01.03.001---
Musculoskeletal discomfort15.03.04.001---
Vascular insufficiency24.04.02.014---
Urine output increased13.13.03.002---
General symptom08.01.03.021---
Ill-defined disorder08.01.03.049---
Urinary tract obstruction20.08.01.004--
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