Telcagepant (MK-0974) Long-Term Safety Study in Adult Participants With Acute Migraine (MK-0974-012)
Migraine
About this trial
This is an interventional treatment trial for Migraine
Eligibility Criteria
Inclusion Criteria:
- At least 1 year history of migraine (with or without aura)
- Females of child bearing potential must use acceptable contraception throughout trial
- In general good health based on screening assessment
Exclusion Criteria:
- Pregnant/breast-feeding (or is a female expecting to conceive during study period)
- History or evidence of stroke/transient ischemic attacks, heart disease, coronary artery vasospasm, other significant underlying cardiovascular diseases, uncontrolled hypertension (high blood pressure), uncontrolled diabetes, or human immunodeficiency virus (HIV) disease
- Major depression, other pain syndromes that might interfere with study assessments, psychiatric conditions, dementia, or significant neurological disorders (other than migraine)
- History of gastric, or small intestinal surgery, or has a disease that causes malabsorption
- History of cancer within the last 5 years
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Experimental
Active Comparator
Telcagepant 280 mg/300 mg
Rizatriptan 10 mg
Participants receive telcagepant 300 mg soft gel capsules or telcagepant 280 mg tablets, administered orally as a single dose at onset of migraine. If still experiencing a migraine 2 hours after the first dose of telcagepant, participants may take an optional second dose of study drug or non-study rescue medication. Participants may take up to 16 doses (for treatment of up to 8 migraines) of telcagepant per month for up to 18 months.
Participants receive rizatriptan tablets, administered orally as a single dose at onset of migraine. If still experiencing a migraine 2 hours after the first dose of rizatriptan, participants may take an optional second dose of study drug or non-study rescue medication. Participants may take up to 16 doses (for treatment of up to 8 migraines) of rizatriptan per month for up to 18 months.