What side effects may I notice from receiving Relistor?

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

-severe or persistent diarrhea
-severe or persistent stomach pain
-vomiting

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-dizziness
-gas
-headache
-mild diarrhea
-nausea
-stomach cramps
-sweating

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