methysergide - oral (cont.)
SIDE EFFECTS: Nausea, vomiting, diarrhea, dizziness, drowsiness, stomach upset, heartburn, trouble sleeping, and flushing may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but very serious side effects occur: dizziness (especially upon standing), tingling/pain/coldness in the fingers/toes, whitish fingers/toes/nails, loss of feeling in the fingers/toes, bluish hands/feet, muscle pain/weakness, unusual weight gain.Seek immediate medical attention if any of these rare but very serious side effects occur: vision changes, confusion, slurred speech.A very serious scarring/thickening of the lining in the lungs, around the heart, and in the abdomen/pelvis may occur. Stop taking methysergide and tell your doctor immediately if any of these effects occur: shortness of breath, tightness/pain in the chest, slow/fast/irregular heartbeat, lower back pain, leg cramps, pain/redness/swelling of the legs/feet, severe stomach/abdominal pain, change in the amount/color of urine, difficult/painful urination, unusual weakness/tiredness.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, tell your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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