 To access the single-dose oral bioequivalence of sumatriptan succinate 100 mg tablet containing 140 mg of sumatriptan succinate equivalent to 100 mg of sumatriptan of OHM Laboratories Inc. a subsidiary of Ranbaxy Pharmaceutical Inc. USA with IMITREX 100 mg tablet containing 140 mg of sumatriptan succinate equivalent to 100 mg of sumatriptan of GlaxoSmithKline in healthy, adult, male, human subjects under fed condition. 