DOSAGE AND ADMINISTRATION
Dosing Information
The recommended dose of tolterodine tartrate extended-release capsules is 4 mg once daily with water and swallowed whole. The dose may be lowered to 2 mg daily based on individual response and tolerability; however, limited efficacy data are available for tolterodine tartrate extended-release capsules 2 mg [see
CLINICAL STUDIES
].
Dosage Adjustment in Specific Populations
For patients with mild to moderate hepatic impairment (Child-Pugh Class A or B) or severe renal impairment (CCr 10–30 mL/min), the recommended dose of tolterodine tartrate extended-release capsules is 2 mg once daily. Tolterodine tartrate extended-release capsules are not recommended for use in patients with severe hepatic impairment (Child-Pugh Class C). Patients with CCr<10 mL/min have not been studied and use of tolterodine tartrate extended-release capsules in this population is not recommended [see
WARNINGS AND PRECAUTIONS
and
USE IN SPECIFIC POPULATIONS (8.6,
8.7)
].
Dosage Adjustment in Presence of Concomitant Drugs
For patients who are taking drugs that are potent inhibitors of CYP3A4 [e.g., ketoconazole, clarithromycin, ritonavir], the recommended dose of tolterodine tartrate extended-release capsules is 2 mg once daily [see
DRUG INTERACTIONS
].
DOSAGE FORMS AND STRENGTHS
The 2 mg capsules are blue-green with symbol and 2 printed in white ink.
The 4 mg capsules are blue with symbol and 4 printed in white ink.
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