What is "Qixian Badu" mainly used to treat?

Generally speaking, the term "seven skin disorders and eight toxins" primarily refers to the treatment of dermatological conditions and infectious diseases. The specific analysis is as follows:

"Seven skin disorders and eight toxins" is a concept in traditional Chinese medicine (TCM), referring to seven types of skin diseases and eight types of infectious diseases. The "seven skin disorders" include eczema, urticaria, vitiligo, psoriasis, keloids, seborrheic dermatitis, and acne. The "eight toxins" include measles, rubella, chickenpox, influenza, dysentery, cholera, tuberculosis, and syphilis. The seven skin disorders mainly involve common dermatological conditions such as eczema, urticaria, and vitiligo. These skin diseases have complex etiologies; TCM treatment focuses on adjusting the body's internal environment, strengthening constitution, and regulating the immune system. The eight toxins refer to common infectious diseases such as measles, rubella, and chickenpox, which are primarily caused by viral infections. TCM treatment for these conditions emphasizes clearing heat and detoxifying, dispelling wind, and relieving cold.

Overall, "seven skin disorders and eight toxins" mainly represent the methods and theories in traditional Chinese medicine for treating skin diseases and infectious diseases. Through herbal regulation and treatment, TCM can effectively alleviate symptoms of these conditions, enhance immune function and resistance, and achieve both therapeutic and preventive goals.