Some side can include:
tiredness, body aches, joint pain, dizziness, nausea, vomiting, diarrhea, constipation, loss of appetite, weight loss, headache, swelling in your hands or feet, fast heart rate, easy bruising or bleeding, unusual weakness, anxiety, aggression, skin rash, redness or swelling of or around your eyes ,urinating more than usual
Speak with your doctor if any side effects become severe during your treatment with Namenda. Your doctor or pharmacist can assist you in managing these side effects.