The effects of Erma and Sanma points are clearing heat and removing toxins (removing heat, toxins and evil qi from the body), and relieving pain in the throat. 1. Erma is a meridian point belonging to the Hand Yangming Large Intestine Meridian and is located on the finger, at the distal end of the radial side of the 2nd metacarpophalangeal joint, at the intersection of the heart of the hand with the back of the hand, and the heart of the foot with the back of the foot. It has the efficacy of clearing away heat and removing toxins and clearing away pharyngeal pain and is mainly used in treating epistaxis (bleeding from the nose), toothache, and heat illnesses. 2. Sanma is a meridian point belonging to the Hand Yangming Large Intestine Meridian, located on the dorsum of the hand, in the depression at the proximal end of the radial side of the 2nd metacarpophalangeal joint, which has the efficacy of clearing heat, relieving pain and facilitating the pharynx, and is mainly used for treating toothache, sore throat, abdominal distension, intestinal bleeding, and so on. Erma with Sanma point can treat eye pain, toothache, sore throat, etc.. Acupuncture operation must be carried out under the guidance of a professional acupuncturist, and must not be self-operated to avoid damage to the body.