Generic Urecholine is a diuretic, which stimulates your bladder.
It is used to cure urinary retention, in other words difficulty urinating, which may be experienced after surgery, after delivery etc.
Generic Urispas (Flavoxate) is an anticholinergic agent used to treat bladder or bowel spasms and in combination with other medicines to treat ulcers.
Generic UroXatral is an α1 receptor antagonist used to treat benign prostatic hyperplasia (BPH). It works by relaxing the muscles in the prostate and bladder neck, making it easier to urinate.