 The study was conducted as an open-label, balanced, randomized, two-treatment, two-period, two-sequence, single-dose, crossover, bioequivalence study comparing Sumatriptan Succinate Tablets 100 mg containing sumatriptan succinate equivalent to 100 mg sumatriptan manufactured by OHM Laboratories Inc. with IMITREX tablets 100 mg containing sumatriptan succinate equivalent to 100 mg sumatriptan manufactured by GlaxoSmithkline Research Triangle Park, NC 27709, Made in Canada in healthy, adult, male, human subjects under fasting condition. 