Modafinil Dosage

Generic name: modafinil
Brand name: Provigil
Dosage form: oral tablet (100 mg; 200 mg)
Drug class: CNS stimulants

Medically reviewed by  A Ras MD.

Recommended Adult Dosing

Dosage forms:  TAB: 100 mg, 200 mg

Narcolepsy

[200 mg PO qam]

Max: 400 mg/day; Info: doses >200 mg/day rarely more effective; consider lower doses in elderly pts

Obstructive sleep apnea/hypopnea syndrome

[200 mg PO qam]

Max: 400 mg/day; Info: doses >200 mg/day rarely more effective; consider lower doses in elderly pts

Shift work sleep disorder

[200 mg PO qd]

Start: 1h before work shift; Max: 400 mg/day; Info: doses >200 mg/day rarely more effective; consider lower doses in elderly pts

*Fatigue, multiple sclerosis-related

[200 mg PO qam]

Max: 400 mg/day; Info: consider lower doses in elderly pts

Renal dosing

[not defined]

renal impairment: not defined

HD/PD: not defined

Hepatic dosing

[adjust dose amount]

severe impairment: decr. dose 50%

SRC: NLM .