There are more types of cold medicines, each drug should be taken in accordance with the instructions, there is no special instructions of the drug does not have a strict time requirements for taking, the stomach damage to the drug is generally taken within half an hour after meals, while avoiding the simultaneous consumption of food that affects the efficacy of the drug. Ibuprofen, acetaminophen and other non-steroidal anti-inflammatory drugs will produce damage to the gastric mucosa, it is generally recommended to take half an hour after meals, to minimize the stimulation of the drug on the stomach, to reduce the adverse drug reactions. Other drugs that can irritate and damage the stomach should also be avoided on an empty stomach, and taking them after meals can reduce stomach discomfort. It is important to note that no matter what kind of cold medicine you take, you should avoid coffee, strong tea, alcohol and other foods that affect the efficacy of the drug, and you should also eat a light diet, avoiding spicy and stimulating foods that aggravate stomach discomfort. Therefore, you should consult your doctor on when it is appropriate to take cold medicine, and take the medicine under the doctor’s advice and guidance to help the patient recover faster.