Fesoterodine Dosage

Generic name: fesoterodine
Brand name: Toviaz
Drug class: Urinary antispasmodics

Medically reviewed by  A Ras MD.

Recommended Adult Dosing

Dosage forms:  ER TAB: 4 mg, 8 mg

Overactive bladder

[4-8 mg PO qd]

Start: 4 mg PO qd, may incr. to 8 mg PO qd; Max: 8 mg/day; Info: do not cut/crush/chew tab

Renal dosing

[adjust dose amount]

CrCl <30: max 4 mg/day

HD/PD: not defined

Hepatic dosing

Child-Pugh Class C: avoid use

Recommended Peds Dosing

Dosage forms:  ER TAB: 4 mg, 8 mg

Detrusor overactivity, neurogenic

[6 yo and older, 26-35 kg]

Dose: 4-8 mg PO qd; Start: 4 mg PO qd, may incr. to 8 mg PO qd; Info: do not cut/crush/chew tab

[6 yo and older, >35 kg]

Dose: 8 mg PO qd; Start: 4 mg PO qd, then incr. to 8 mg PO qd after 1wk; Info: do not cut/crush/chew tab

Renal dosing

[6 yo and older, 26-35 kg]

CrCl 30-89: max 4 mg/day; CrCl <30: avoid use

HD/PD: avoid use

[6 yo and older, >35 kg]

CrCl 15-30: max 4 mg/day; CrCL <15: avoid use

HD/PD: avoid use

Hepatic dosing

Child-Pugh Class C: avoid use

SRC: NLM .