Cistanchis are only effective in prostatitis and urethritis in cases of kidney yang deficiency. Prostatitis and urethritis belongs to the category of “gonorrhea” in Chinese medicine. This disease is mostly caused by the accumulation of dampness and heat in the lower body, the bladder and the kidneys, and the patients are mostly suffering from deficiency of the kidneys as the root cause and dampness and heat in the bladder as the symptom, and the deficiency and reality can be transformed. Cistanchis have the effect of tonifying kidney yang and benefiting essence and blood. This medicine cannot completely cure prostatitis and urethritis, and only has some improvement effect on some people with kidney yang deficiency. It should be noted that it is contraindicated for people with yin deficiency (deficiency of yin and essence in the body, resulting in hyperactive fire) and loose stools (thin and unformed feces) and diarrhea. Depending on the patient’s condition, it can be categorized into Damp-Heat Conjugation (Dampness and Heat evils accumulate with each other in the body), Qi Stagnation and Blood Stasis (Blood stagnation due to the lack of smooth flow of Qi), Yin Deficiency and Fire Exuberance (deficiency of Yin essence in the body, resulting in hyperactivity of Deficiency Fire), and Kidney-Yang Deficiency and Deficiency, etc. Different types of patients can be treated in different ways. The medication for different types of patients is not the same, and the specific medication should be prescribed by the doctor.