New formulations of oxybutynin have been introduced ... OXY-IR is effective in controlling detrusor overactivity at an oral dose of 5 mg three or four times daily. 4 With OXY-ER, there is an ...
who were randomly assigned to receive either solifenacin (5 mg once daily; n = 68) or oxybutynin (5 mg three times daily; n = 64) for 8 weeks. The primary outcome measure was the patient ...
Dosing ranges from 15 to 30 mg every 6 to 8 hours. The drug has strong anticholinergic side effects. Although it was available before oxybutynin, it has one of the highest side effect profiles.