If you drink a small amount of alcohol, you can take cold medicine after twenty-four hours, if you drink a large amount of alcohol, it is best to take cold medicine after seventy-two hours. It is mainly determined by the metabolism time of alcohol in the human body, and the metabolism time of alcohol in most people’s bodies is about twenty-four hours. However, the metabolism time of alcohol and the amount of alcohol consumed liver function has a great relationship, some people may be able to metabolize in a few hours, some people may have to be metabolized in forty-eight to seventy-two hours, if the liver synthesizes first aid didn’t have more, the metabolism of alcohol will be faster, if the liver function is not good, the synthesis of the enzyme to solve the problem will be reduced, or excessive alcohol consumption exceeds the speed of the liver synthesizes the enzyme to solve the problem, it also affects the alcohol metabolism, and may need more time to take a medicine to solve the problem. affect the alcohol metabolism, it may take a longer time to be metabolized. Alcohol and cold medicines should not be applied at the same time. Firstly, drinking alcohol is not conducive to the efficacy of the medicine, and secondly, the vast majority of cold medicines contain NSAID ingredients such as acetaminophen, so it is important to strictly abstain from alcohol while taking NSAIDs. Patients should note that colds can also be considered for treatment with proprietary Chinese medicines, such as Banlangen Chongtian or Lianhua Qingdian Granules, Pu Di Lan Anti-inflammatory Oral Liquid, etc., with a lower probability of adverse reactions between alcohol and proprietary Chinese medicine ingredients. However, you should also avoid taking medicines after drinking alcohol, which may have adverse effects on the body.