Consult your doctor on the development of any of the following side effects: Vision problems, eye pain or redness, sudden vision loss, Confusion, problems with thinking or memory, trouble concentrating, Problems with speech, Dehydration symptoms - decreased sweating, high fever, hot and dry skin;, Signs of kidney stone - severe pain in your side or lower back, painful or difficult urination;, Signs of too much acid in blood - irregular heartbeats, feeling tired, loss of appetite, trouble thinking, feeling short of breath, Signs of too much ammonia in your blood - vomiting, unexplained weakness, faintness, Fever, weight loss, Numbness or tingling in arms and legs, Flushing, Headache, dizziness, drowsiness, tired feeling, slow reactions, Mood problems, feeling nervous, Nausea, diarrhea, stomach pain, loss of appetite, indigestion, Cold symptoms such as stuffy nose, sneezing, sore throat, Changes in your sense of taste