Sumatriptan Vietnam, Sumatriptan succinate 6 mg/0.5ml About Essence-In-Use › Forums › Essence-In-Use › Sumatriptan Vietnam, Sumatriptan succinate 6 mg/0.5ml This topic has 0 replies, 1 voice, and was last updated 4 years, 12 months ago by ronald. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In