What side effects may I notice from receiving Fosamax?

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

-allergic reactions (skin rash, itching or hives; swelling of the face, lips, or tongue)
-bone pain
-heartburn (burning feeling in chest, often after eating or when lying down)
-jaw pain, especially after dental work
-joint pain
-low calcium levels (fast heartbeat; muscle cramps or pain; pain, tingling, or numbness in the hands or feet; seizures)
-muscle pain
-painful or difficulty swallowing
-redness, blistering, peeling, or loosening of the skin, including inside the mouth
-stomach bleeding (bloody or black, tarry stools; spitting up blood or brown material that looks like coffee grounds)
Side effects that usually do not require medical attention (report to your doctor or health care provider if they continue or are bothersome):

-changes in taste
-constipation
-diarrhea
-nausea

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