What side effects may I notice from receiving Actonel?

Side effects that you should report to your care team as soon as possible:
-Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
-Low calcium level—muscle pain or cramps, confusion, tingling, or numbness in the hands or feet
-Osteonecrosis of the jaw—pain, swelling, or redness in the mouth, numbness of the jaw, poor healing after dental work, unusual discharge from the mouth, visible bones in the mouth
-Pain or trouble swallowing
-Severe bone, joint, or muscle pain
-Stomach bleeding—bloody or black, tar-like stools, vomiting blood or brown material that looks like coffee grounds
Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):
-Back pain
-Joint pain
-Stomach pain
-Upset stomach

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