The most common words people hear when they are sick may be “take medicine and drink more water”, in fact, the medicine is different, the method of drinking water is different, drink the right water can make the medicine double the effect. Before taking the capsule, it is best to drink a small amount of warm water or cool water, do not choose hot water or juice, etc. If you feel a foreign body in your throat after taking the capsule, it means that the amount of water used when taking the medicine is not enough, and you only need to drink more water continuously to make the capsule go down smoothly. Cough syrup and tablets will adhere to the pharynx and act directly on the lesion, thus playing an anti-inflammatory and cough suppressant role. If you drink too much water, it will wash away the active ingredients of the medicine in the throat, which will reduce the local concentration of the medicine and affect its effectiveness. It is generally required not to drink water for at least 5 minutes after taking cough syrup and tablets, and it is best to drink water half an hour after taking the medicine. When taking stomach medicine should not drink more water, generally only 50 ml of water can be taken, and should not drink water within half an hour after taking the drug. Because such drugs into the gastrointestinal tract will become numerous insoluble particles, like a powder on the damaged gastrointestinal mucosa, drinking too much water or drinking water immediately after taking the drug will reduce the drug particles covering the damaged gastrointestinal mucosa, the protective film dilution thinning, thus affecting the efficacy. Take antipyretic and analgesic drugs to drink more water, which can not only dilute drug toxicity, but also avoid dehydration.