oxybutynin

Adult Dosing .

Dosage forms:  TAB: 5 mg; ER TAB: 5 mg, 10 mg, 15 mg; SOL: 5 mg per 5 mL

overactive bladder

[immediate-release form]

Dose: 5 mg PO bid-tid; Max: 5 mg PO qid; Info: start 2.5 mg PO bid-tid in elderly pts

[extended-release form]

Dose: 5-15 mg ER PO qd; Start: 5-10 mg ER PO qd, may incr. by 5 mg/day qwk; Max: 30 mg/day ER; Info: do not cut/crush/chew ER tab

renal dosing

[see below]

renal impairment: not defined, caution advised

HD/PD: not defined

hepatic dosing

[see below]

hepatic impairment: not defined, caution advised

Peds Dosing .

Dosage forms:  TAB: 5 mg; ER TAB: 5 mg, 10 mg, 15 mg; SOL: 5 mg per 5 mL

overactive bladder

[immediate-release form, 5 yo and older]

Dose: 5 mg PO bid-tid; Max: 15 mg/day

[extended-release form, 6 yo and older]

Dose: 5-15 mg ER PO qd; Start: 5 mg ER PO qd, may incr. by 5 mg/day qwk; Max: 20 mg/day ER; Info: do not cut/crush/chew ER tab

overactive bladder (off-label)

[1-5 yo]

Dose: 0.2 mg/kg/dose PO bid-qid; Max: 15 mg/day

renal dosing

[see below]

renal impairment: not defined, caution advised

HD/PD: not defined

hepatic dosing

[see below]

hepatic impairment: not defined, caution advised