Tea is generally not recommended when taking medication because tea contains caffeine, tea polyphenols and other substances. It may react with the drug, thus affecting the body’s absorption of the drug and affecting the development of the disease. Tea is rich in tannins theophylline or caffeine theobromine, these ingredients and drugs will have some chemical reactions, which will lead to a reduction in the efficacy of the drug, tea also has the role of excitation of the central nervous system, may make the disease caused by the discomfort to strengthen, is not conducive to the recovery of the disease. So the general drug is recommended to drink tea half an hour after taking the medicine to ensure that there will be no chemical reaction between the two of them, for the doctor specifically pointed out that you can not drink tea drugs, to follow the doctor’s advice not to drink tea. Therefore, it is recommended not to drink tea during the medication, and if you want to drink tea, you should drink it after about two hours of taking the medication. During the medication period, you must follow the doctor’s instructions, eat regularly and develop good habits.