Xanax Dosage

Generic name: alprazolam
Brand name: Xanax, Xanax XR
Drug class: Benzodiazepines

Medically reviewed by  A Ras MD.

 Recommended Adult Dosing

Dosage forms:  TAB: 0.25 mg, 0.5 mg, 1 mg, 2 mg

generalized anxiety disorder, acute tx

[0.25-0.5 mg PO tid]

Start: 0.25 mg PO tid, may incr. dose q3-4 days; Max: 4 mg/day; Info: start 0.25 mg PO bid-tid in elderly or debilitated pts; taper dose by no more than 0.5 mg/day q3 days to D/C

Panic disorder

[0.5-3 mg PO tid]

Start: 0.5 mg PO tid, may incr. dose up to 1 mg/day q3-4 days; Max: 10 mg/day; Info: start 0.25 mg PO bid-tid in elderly or debilitated pts; may divide dose more freq. if interdose sx emerge; doses >6 mg/day rarely more effective; taper dose by no more than 0.5 mg/day q3 days to D/C

Renal dosing

[see below]

renal impairment: no adjustment

HD: no adjustment; no supplement; PD: not defined

Hepatic dosing

[adjust dose amount, frequency]

hepatic impairment: start 0.25 mg PO bid-tid, titrate gradually

SRC: NLM .