What side effects may I notice from receiving Acarbose?

Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-dark urine
-loss of appetite
-unusually weak or tired
-weight loss
-yellowing of the eyes or skin

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-bloated feeling
-diarrhea
-stomach gas, rumbling
-stomach pain, upset

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