What side effects may I notice from receiving MetroGel?

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

-allergic reactions like skin rash or hives, swelling of the face, lips, or tongue
-pain, tingling, numbness in the hands or feet

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 taste
-dry skin
-headache
-nausea

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