Side effects of Compound Aminophenomethamphetamine Oral Solution include rash, skin redness, nausea, vomiting, constipation, loss of appetite, difficulty urinating and dizziness. Elderly patients should use with caution due to the presence of methylephedrine in this product. Aminophenomethamphetamine Oral Liquid also contains chlorpheniramine maleate, which is an anti-inhibitory drug that can produce central depression and cause drowsiness, so avoid driving cars, operating machinery or engaging in dangerous occupations such as working at heights while taking the drug. It is also not advisable to take the medicine with other cold medicines at the same time, so as not to cause drug overdose; it is also not advisable to combine with antipyretic and analgesic drugs, so as not to increase nephrotoxicity. Alcohol can increase the hepatotoxicity caused by acetaminophen overdose.