Treats or prevents migraine headaches. This medicine is an ergot alkaloid
Contraindications:
You should not use this medicine if you have had an allergic reaction to methysergide or tartrazine. You should not use methysergide if you are pregnant, or if you have high blood pressure, lung disease, liver disease, kidney disease, blood vessel disorders, or certain types of heart disease
Uses:
Tablet
Your doctor will tell you how much of this medicine to take and how often. Do not take more medicine or take it more often than your doctor tells you to.
It is best to take this medicine with food.
Never share your medicine with anyone.
If a dose is missed:
If you miss a dose or forget to take your medicine, take it as soon as you can. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose.
Do not use extra medicine to make up for a missed dose.
Storage:
Store the medicine at room temperature in a closed container, away from heat and direct light.
Keep all medicine out of the reach of children.
Special precautions:
Before taking, tell your doctor and pharmacist if you are allergic to any medications. tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, nutritional supplements, and herbal products you are taking. tell your doctor if you have or have ever had heart failure or liver disease. tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking, call your doctor
Make sure your doctor knows if you are also using efavirenz (Sustiva®), nadolol (Corzide®), naratriptan (Amerge®), propranolol (Inderal®), rizatriptan (Maxalt®), sibutramine (Meridia®), sumatriptan (Imitrex®), timolol (Blocadren®), zolmitriptan (Zomig®).
Warnings:
Make sure your doctor knows if you are breastfeeding, or if you have heart disease.
If your symptoms do not improve after 3 weeks of using this medicine, call your doctor.
After you have used this medicine for 6 months, you may need to stop using it for 3 to 4 weeks. Do not stop using this medicine suddenly without asking your doctor. You may need to slowly decrease your dose before stopping it completely.
Side Effects:
Tell your doctor if any of these symptoms are severe or do not go away:
Chest pain
Cold feeling or bluish coloring of hands, arms, legs, or feet
