Assess other causes of frequent urination (heart failure or renal disease) before treatment. Start an appropriate antibacterial therapy if UTI is present. Caution in patients w/ clinically significant bladder outflow obstruction at risk of urinary retention; GI obstructive disorders; risk of decreased GI motility; severe renal impairment (CrCl ≤30 mL/min); moderate hepatic impairment (Child-Pugh score 7-9); concomitant use of a potent CYP3A4 inhibitor eg, ketoconazole; hiatus hernia/gastro-oesophageal reflux &/or who are concurrently taking medicinal products (eg, bisphosphonates) that can cause or exacerbate oesophagitis; autonomic neuropathy. Reports of QT prolongation & Torsade de Pointes in patients w/ risk factors eg, pre-existing long QT syndrome & hypokalaemia; angioedema w/ airway obstruction; anaphylactic reactions. Safety & efficacy have not been established in patients w/ neurogenic cause for detrusor overactivity. Patients w/ rare hereditary problems of galactose intolerance, Lapp lactase deficiency or glucose-galactose malabsorption should not take this medicinal product. Do not use in childn.