You can not take medicine with tea water, because tea water contains a large number of tea polyphenols and tannic acid, tea polyphenols and tannic acid contains a large number of minerals, and certain chemical components of the drug is to play a relative role, some will produce side effects, and some will make the effective effect of the drug reduced or reduced, such as tea in the tea polyphenols and alkaline drugs will react with each other, so that the side effects of the drug increased. Tannic acid in tea will also react with acidic drugs, disrupting the acid-base balance and thus burning the gastric mucosa, resulting in weakening and reducing the absorption of drugs. For example, some traditional Chinese medicines contain a large amount of iron ions, encountering the tannic acid in tea will cause a reaction, and lead to abdominal discomfort, nausea, vomiting and even cause diarrhea. Therefore, it is not recommended to take medicine with tea water, it is best to apply warm water to take medicine and achieve the best effect purpose.