Yang strong and unyielding refers to the abnormal erection of the penis, the penis body is strong, long-lasting, not weak, the touch will produce pain, and from time to time, accompanied by more than the flow of semen disease. Modern medicine is called “abnormal penile erection syndrome”. As Zhang’s Doctor’s Guide says, “The so-called strong yang is the strong phase fire hosted by the liver.” Yang Qiang Buying Clinical to the liver meridian solid heat or kidney water deficiency, false Yang paranoia is common. The treatment should be clear and distinguish between the real and the real: the real heat of the liver meridian is to clear the liver and diarrhea fire (clear the liver fire); the stasis of the stagnation of the blood vessels is to resolve the stasis of the blood vessels and open the blood vessels; and the deficiency of yin and fire (the deficiency of yin and essence in the body, and there is a hyperactive fire of the Yin) is to nourish yin and diarrhea fire. If manifests for the penis abnormal erection, touches the hardness swells the pain, also accompanies the impatient irritability, the chest and hypochondriac distension pain, the urine short yellow, the stool constipation and so on the symptom person, belongs to the liver meridian solid heat evidence, may take selects the dan jia gardenia to get rid of the liver to dissolve the depression (through dredges the liver qi to treat the depression disease), clears the liver and diarrhea the fire. If manifest for penis hardness, skin color purple dark, pain and swelling, touching more, urine less and red and so on symptoms, belong to stasis blockage and stagnation of collaterals, can take blood and depression soup to eliminate stasis and collaterals, swelling and pain (eliminate swelling and pain). If symptoms such as hardness of the penis, sperm flow, dry tongue and throat, heart-heat (heat in the heart of the hands and feet, and self-consciousness of the heart and chest), soreness and weakness of the waist and knees (the feeling of soreness and weakness of the waist and knees) and other symptoms, belong to the evidence of yin deficiency and fire, and the treatment should be nourishing and tonifying the kidney yin, and draining the phasic fire, and can be taken to nourish yin and diarrhea and subdue the yang to soften the hardness. Those who have the above symptoms should consult a doctor in time and receive treatment under the guidance of a professional doctor.