<unk>  continues to be prescribed for migraines and cluster headaches. Availability and dosage In the United States,<unk>  is available as a suppository, a sublingual tablet, and a tablet, sometimes in combination with caffeine. The suppository is available under the brand name Migergot, which contains 2 mg of<unk>  with 100 mg caffeine. The sublingual tablet is available under the brand name Ergomar and contains 2 mg of<unk> . The combination tablet in combination with caffeine called Cafergot contains 1 mg of<unk>  and 100 mg of caffeine. This preparation may be used immediately following the aura/onset of pain to abort the migraine. For the best results, dosage should start at the first sign of an attack. Contraindications Contraindications include: atherosclerosis, Buerger's syndrome, coronary artery disease, hepatic disease, pregnancy, pruritus, Raynaud's syndrome, and renal disease. It's also contraindicated if patient is taking macrolide antibiotics (e.g., erythromycin), certain HIV protease inhibitors (e.g., ritonavir, nelfinavir, indinavir), certain azole antifungals (e.g., ketoconazole, itraconazole, voriconazole) delavirdine, efavirenz, or a 5-HT1 receptor agonist (e.g., sumatriptan).
Ergotamine
Dihydroergotamine
Metergoline
Altretamine
Sodium nitroprusside
Phentolamine
Papaverine
Nicergoline