Usually, after taking the medicine, it is recommended to drink milk after 1 hour. If the medicine will interact with milk, after taking the medicine, it is usually necessary to drink milk after an interval of more than 2 hours. In general, milk is easy to form a covering film on the surface of the drug, and calcium, magnesium and other trace elements in milk may also have a chemical reaction with the drug, affecting the effect of the drug, therefore, it is generally not recommended to drink milk within 1 hour before and after taking the drug. If the drug and milk will interact with each other, it is generally necessary to take more than 2 hours interval after taking the drug before drinking milk, the longer the time, the smaller the effect, so as to avoid adverse reactions, resulting in adverse consequences. It is recommended to ask the doctor in detail before taking medication, strictly follow the doctor’s instructions to take medication, if drinking milk after taking medication leads to discomfort, you should immediately stop taking the medication, if necessary, go to the hospital.