The efficacy and effect of camellia is mainly for clearing the lungs and calming the liver, the specific use of medication should follow the doctor’s instructions. Camellia is a kind of traditional Chinese medicine, for the camellia family Camellia sinensis flowers, September-October blossom picking, fresh or sun-dried. Slightly bitter flavor, cool nature, mainly has the efficacy and effect of clearing the lungs and calming the liver. The Hunan Drug Journal suggests that Camellia sinensis can be used to treat pediatric chancre, and the Fujian Drug Journal suggests that Camellia sinensis can be used to treat hypertensive disorders. Therefore, Camellia sinensis is used for the treatment of noma and hypertension, and is taken internally in decoction. The contraindications to the use of this herb and its adverse drug reactions are unclear. Specific medications related to Camellia sinensis should be administered under the guidance of a physician specialist and should not be used without authorization.