Flavoxate hydrochloride is primarily used as a medication to treat symptoms related to urinary tract disorders. It acts as an antispasmodic agent, helping to relax the muscles in the bladder. This makes it effective in alleviating symptoms such as frequent urination, urgency, and incontinence, often associated with conditions like cystitis, prostatitis, or urethritis. It is particularly beneficial for individuals suffering from overactive bladder syndrome, providing relief from discomfort and improving quality of life. Additionally, it may be prescribed post-surgery to reduce bladder spasms and pain during recovery.