Imitrex Dosage
Generic name: sumatriptan (injection)
Brand names: Imitrex, Imitrex Statdose, SUMAtriptan Succinate Syringe, Sumavel DosePro, Zembrace SymTouch
Drug class: Antimigraine agents
Recommended Adult Dosing
Dosage Forms Discontinued in US
- [6 mg per 0.5 mL injectable vial form not avail. as brand; see generic]
Migraine headache, acute
- [PO route]
- Dose: 25-100 mg PO x1; Max: 200 mg/24h; Info: may repeat dose x1 after 2h; may follow initial 4-6 mg SC dose after 1h w/ 25-100 mg PO q2h x1-2 doses, up to 100 mg/24h PO
- [SC route]
- Dose: 1-6 mg SC x1; Max: 6 mg/dose up to 12 mg/24h; Info: may repeat dose x1 after 1h
Cluster headache, acute
- [6 mg SC x1]
- Max: 6 mg/dose up to 12 mg/24h; Info: may repeat dose x1 after 1h
Renal dosing
- renal impairment: no adjustment
- HD/PD: not defined
Hepatic dosing
- [PO route]
- mild-mod impairment: max 50 mg/dose PO; severe impairment: contraindicated
- [SC route]
- mild-mod impairment: no adjustment; severe impairment: contraindicated
Recommended Peds Dosing
- Dosage forms: INJ (STATdose cartridge): 4 mg per injection, 6 mg per injection; INJ (STATdose pen): 4 mg per injection, 6 mg per injection
Dosage Forms Discontinued in US
- [6 mg per 0.5 mL injectable vial form not avail. as brand; see generic]
Migraine headache, acute
- [6 yo and older]
- Dose: 3-6 mg SC x1; Max: 6 mg/dose up to 12 mg/24h; Info: may repeat dose x1 after 1h
Renal dosing
- [not defined]
- renal impairment: consider adult renal dosing for guidance
- HD/PD: consider adult renal dosing for guidance
Hepatic dosing
- mild-mod impairment: no adjustment; severe impairment: contraindicated