Dihydroergotamine and Granisetron

• Generic Name: dihydroergotamine
• Dosage Forms: n.a.
• Other Brand Names: DHE. 45, Migranal

Dihydroergotamine is in a group of drugs called ergot alkaloids (ER-got AL-ka-loids). It works by narrowing the blood vessels around the brain and affects blood flow patterns that are associated with certain types of headaches.

Dihydroergotamine injection is used to treat a migraine or cluster headache attack. This medication will only treat a headache that has already begun. It will not prevent headaches or reduce the number of attacks.

Dihydroergotamine injection should not be used to treat common tension headaches or any headache that seems to be different from your usual migraine headaches. Dihydroergotamine is not for daily use.

Dihydroergotamine injection may also be used for purposes not listed in this medication guide.

• Generic Name: granisetron
• Dosage Forms: n.a.
• Other Brand Names: Sustol, Kytril, Sancuso

Granisetron blocks the actions of chemicals in the body that can trigger nausea and vomiting.

Granisetron is used to prevent nausea and vomiting that may be caused by medicine to treat cancer (chemotherapy or radiation).

Granisetron may also be used for purposes not listed in this medication guide.