The efficacy of Dilong is to clear away heat and calm the alarm, clear the channels, calm the asthma, and diuretic. Dilong can be decocted and taken, usually 5-10g, or powdered and swallowed, 1-2g each time, and used externally in appropriate amounts. Dilong is mainly used in the treatment of high fever and dizziness, convulsions of epilepsy, joint paralysis, numbness of limbs, hemiplegia (one side of the limbs can not move at will), coughing and wheezing with lung fever, edema and urinary insufficiency. When used for high fever and irritability, convulsions (pediatric diseases mainly manifested by dizziness, convulsions, convulsions), Dilong is usually paired with Crotalaria, Antelope horn, and Stimulus; in the treatment of rheumatism and paralysis, it is often used with Honeysuckle, Fenghui, and Paeonia lactiflora; and in the treatment of stroke and hemiplegia, it is often paired with Astragalus, Angelica, and so on. Dilong can be used internally as well as externally. When decocted, the dosage is 5-10g; when powdered and swallowed, it is 1-2g each time; when used externally, the dosage is appropriate. This product is salty and cold, easily injuring the spleen and stomach, so it should be used with caution for people with spleen and stomach deficiency (spleen and stomach weakness and cold), and its adverse reactions are not yet clear. If you need to use Di Long, please under the guidance of a professional physician to identify the evidence, do not self-medication, so as not to affect your health.