Pyridium Side Effects
What should I watch for?
Tell your doctor or health care professional if your symptoms do not improve or if they get worse.
This medicine colors body fluids red. This effect is harmless and will go away after you are done taking the medicine. It will change urine to an dark orange or red color. The red color may stain clothing. Soft contact lenses may become permanently stained. It is best not to wear soft contact lenses while taking this medicine.
If you are diabetic you may get a false positive result for sugar in your urine. Talk to your health care provider.
Common and Rare Side Effects
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor as soon as possible if any of the following side effects occur:
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.