According to the Centers for Disease Control and Prevention’s (CDC) National Center for Health Statistics more than half of all Americans take some type of prescription drug. Many drugs list dry mouth and taste disorders as side effects. A little halitosis or a slight change in the ability to taste may not be a big deal compared to ailment or disorder the medication treats, but it may be off-putting to those around you and is treatable.
Here are a few medications that are known to cause bad breath:
Triamterene – a diuretic that is often used to treat high blood pressure and edema. Another interesting side effect is that it may cause your urine to turn bright blue.