Solifenacin succinate, also known by the brand name Vesicare, is an anticholinergic medication that's used to treating certain bladder problems. The brand-name and generic tablets help treat overactive bladder in adults. A liquid suspension under the brand name Vesicare LS is also available for children with neurogenic detrusor overactivity (NDO) (urinary incontinence due to a neurologic problem). This medication is taken by mouth once per day. The most common side effects are dry mouth and constipation.