Drugs Useful in the Treatment and Prophylaxis of Migraine Headaches
Several classes of drugs are effective in reducing the frequency and severity of migraine attacks:
• ß-Blockers: Propranolol and nadolol.
• Tricyclic antidepressant: Amitriptyline
• Anticonvulsant: Divalproex
• Calcium channel blocker: Verapamil
TRIPTANS
• Triptans rapidly and effectively abort or markedly reduce the severity of migraine headaches in about 80% of patients.
• Triptans are serotonin agonists, acting at 5-HT1D receptors.
DIHYDROERGOTAMINE
• Dihydroergotamine is a vasoconstrictor.
• Most effective when given during the prodromal phase.
• Contraindicated in pregnancy and in patients with peripheral vascular disease or coronary artery disease.
ANALGESICS
• Anti-inflammatory drugs, such as aspirin, naproxen, and ibuprofen, are useful in relieving migraine attacks.
• Severe pain may require administration of opioids, such as codeine sulfate or meperidine.
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