Garlic boiled water has no effect in treating cough. Garlic has the effect of warming the middle and moving the stagnation, detoxification, insecticide, commonly used in the brain, cholera, dengue (acute infectious diseases, visible skin red like paint) and so on. Garlic belongs to the warm medicine, family for the lily plant garlic bulb. Garlic is pungent in flavor and warm in nature. Garlic enters the spleen, stomach, lung and large intestine meridians. Garlic can be used both internally and externally. Garlic has the effect of warming the stagnation, detoxification, insecticide, long for the treatment of epigastric cold pain (gastric and abdominal cold pain), diet stagnation, diarrhea, edema, malaria, dysentery, carbuncle (is a kind of venomous sores, occurring on the body surface, limbs, internal organs of the acute suppurative disease), swelling and poisoning, white baldness ringworm sores, snake and insect bites, and so on. Yin deficiency and fire (deficiency of Yin essence in the body, the appearance of excessive fire) and eye disease, mouth and throat disease, caution; gastric ulcers and duodenal ulcers or chronic gastritis, avoid eating garlic. If necessary, please use under the guidance of a professional Chinese medicine practitioner.