Methysergide (brand name Sansert) is a medication used to treat migraine headaches. It is a type of drug called a serotonin receptor antagonist. It works by blocking the action of serotonin, a chemical in the brain that causes the symptoms of migraine headaches. It is usually taken two to three times a day. Common side effects include nausea, vomiting, and dizziness. Serious side effects include liver damage and chest pain.
Methysergide is a prescription medication that was previously used to prevent migraine headaches. However, due to several limitations and safety concerns, its use has become extremely rare in modern medicine. Here's a breakdown of its key aspects:
Historical Use:
- Primarily used as a prophylactic medication to prevent the occurrence of migraine headaches.
- Acted by constricting blood vessels, potentially reducing the factors that contribute to migraine attacks.
Limited Current Use:
- Not a first-line treatment: Due to the availability of safer and more effective medications with fewer side effects, Methysergide is no longer routinely prescribed for migraine prevention.
- Rare cases: In some exceptional situations, a doctor might consider Methysergide only if other preventive medications haven't proven successful and the individual experiences frequent and severe migraines.
Reasons for Limited Use:
- Severe side effects: Can cause serious side effects, including:
- Retroperitoneal fibrosis: Scarring and thickening of tissues behind the abdomen, potentially leading to organ damage (kidneys, intestines).
- Nausea, vomiting, diarrhea
- Leg cramps and swelling
- Mental confusion and hallucinations
Important Considerations:
- Not recommended for self-medication: Due to its severe potential side effects, Methysergide should never be used without a doctor's prescription and close supervision.
- Safer alternatives: Several other medications with a better safety profile and comparable effectiveness are available for migraine prevention.