What is TOVIAZ? TOVIAZ is a medicine used in adults to treat the symptoms of a condition called overactive bladder . Who is TOVIAZ for? Adults 18 years older with symptoms of overactive bladder. Don't take TOVIAZ if you:  Your stomach empties slowly.  Have eye problems.  Are allergic to any ingredients of TOVIAZ. Possible side effects of TOVIAZ  Dry mouth.  Constipation  Dry eyes.  Trouble empting the bladder These aren't all possible side effects of TOVIAZ. For a complete list, ask your doctor. How to take TOVIAZ:  Your doctor may give you the lower 4mg dose of TOVIAZ if you have severe kidney problem.  Take TOVIAZ with liquid and swallow the tablet whole. Do not chew, divide or crush the tablet.  You can take TOVIAZ with or without food.  If you miss a dose of TOVIAZ, start taking it again the next day. Things you should keep in mind when taking TOVIAZ:  Decreased sweating and severe heat illness can occur when medicines such as TOVIAZ are used in hot environments.  Drinking alcohol while taking TOVIAZ may cause increased sleepiness. What is the main purpose of the passage?
To show the importance of taking proper medicine. To present a report on a scientific research. To give information about a kind of medicine. To teach patients ways of recovery from illness.