The apparent volume of distribution is 2.7 L/kg. The elimination half-life of sumatriptan administered as a nasal spray is approximately 2 hours, similar to the half-life seen after subcutaneous ...

Get detailed information on Sumatriptan ... mg as a single dose, repeat at least 1 hour after the 1st dose if needed. Max: 12 mg/day. Nasal Migraine- 12-17 years: 10 mg into 1 nostril, max: 20 ...