What side effects may I notice from receiving Toviaz?

Side effects that you should report to your doctor or health care professional as soon as possible:

-allergic reactions (skin rash, itching or hives; swelling of the face, lips, or tongue)
-fast, irregular heartbeat
-trouble breathing
-trouble passing urine or change in the amount of urine
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-changes in vision
-constipation
-dizziness
-drowsiness
-dry eyes or mouth
-headache
-upset stomach

This list may not describe all possible side effects for Toviaz. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.