<p>Seek emergency medical attention if you think you have used too much of this medicine. Drink a full glass of milk right away. Do not make yourself vomit and do not lie down.<br />
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Overdose symptoms may include nausea, heartburn, stomach pain, diarrhea, muscle cramps, numbness or tingling, tight muscles in your face, seizure (convulsions), irritability, and unusual thoughts or behavior.</p>