What are the possible side effects of Fosamax (Alendronate)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Stop using alendronate and call your doctor at once if you have any of these serious side effects: chest pain difficulty or pain when swallowing pain or burning under the ribs or in the back severe heartburn, burning pain in your upper stomach, or coughing up blood new or worsening heartburn fever, body aches, flu symptoms severe joint, bone, or muscle pain new or unusual pain in your thigh or hip jaw pain, numbness, or swelling Less serious side effects may include: mild heartburn, bloating mild nausea, vomiting, or stomach pain diarrhea, gas, or constipation mild joint pain or swelling swelling in your hands or feet; or dizziness, eye pain, headache This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.