Fosamax, Actonel, and Boniva are in a class of drugs called bisphosphonates. These drugs are prescribed usually to post menopausal women and some men with osteoporosis.
Fosamax side effects include: joint pain, feeling bloated, constipation, dizziness, diarrhea, gas, headache, nausea, flu-like symptoms, vomiting, and tastes changing.
If you experience severe Fosamax side effects, get medical help ASAP. Severe Fosamax side effects to pay attention to are: allergic reactions like itching, hives, rash, difficulty breathing, swelling of face and mouth, and tightness of the chest; bloody stools, mouth sores, severe heartburn, blistering skin, muscle pain, persistent sore throat, swelling of limbs and jaw pain.
Actonel side effects include: back pain, constipation, diarrhea, dizziness, joint pain, mild flu-like symptoms, mild stomach upset and nausea.
If you experience serious Actonel side effects, seek medical help immediately. Severe Actonel side effects include: severe allergic reactions such as rash, hives, itching, difficulty breathing, swelling of face/mouth/tongue, hoarseness, tarry stools, painful stools, jaw pain, eye pain, sensitivity to light, chest pain, coughing, and vomiting blood.
Boniva side effects include: diarrhea, headache, dizziness, flu-like symptoms, joint weakness, limb pain, nausea, upset stomach, and redness at injection site. If you have critical Boniva side effects, go to a doctor immediately. These critical side effects include: acute allergic reactions, eye pain, grave muscle pain, change in the amount of urine, relentless headaches, vision changes, and jaw swelling.