methysergide
/ˌmɛθɪˈsɜːrdʒaɪd/
noun
- A medication used to prevent severe headaches, especially migraines, by affecting blood vessels in the brain.
- The neurologist prescribed methysergide to reduce the frequency of the patient's migraines.
- Because of potential side effects, methysergide is usually taken under close medical supervision.
- Methysergide is not typically used for acute headache attacks, only for prevention.