namzaric may improve cognition and overall function, and may slow the worsening of symptoms for a while. namzaric does not change the underlying disease progression. don't take if allergic to memantine, donepezil, piperidine, or any of the ingredients in namzaric. tell the doctor about any conditions; including heart, lung, bladder, kidney or liver problems, seizures, stomach ulcers, or procedures with anesthesia. serious side effects may occur, including muscle problems if given anesthesia; slow heartbeat, fainting, more stomach acid which may lead to ulcers and bleeding; nausea, vomiting, difficulty urinating, seizures, and worsening of lung problems. most common side effects are headache, diarrhea, dizziness, loss of appetite, and bruising. (woman 2 vo) i'm caring for someone with moderate alzheimer's. if you are too, ask about namzaric today.