There is no such thing as “Gui Zhi external prescription”, Gui Zhi is usually taken internally and should be used in accordance with medical advice.
Gui Zhi is usually used in decoction soup, or made into pills, powder to take.
Gui Zhi is the young branch of Cinnamomum cinnamomi, family Camphoraceae, taste pungent, sweet, warm, to the bladder meridian, heart meridian, lung meridian. It has the efficacy of warming the meridians, sweating and relieving the muscles (relieving evil qi from the surface of the skin), calming the flushing and lowering the qi, and assisting yang in transforming qi.
Clinically, it can be used in treating wind-cold cold, blood-cold menstrual closure, cold pain in the epigastric region (feeling cold pain in the stomach and abdomen), paralytic pain in the joints, palpitation, phlegm (pathological product formed by impaired metabolism of water and fluid), edema, and running dolphin. Adverse effects of Gui Zhi are not clear, and it is contraindicated in people with high fever of febrile illness, deficiency heat, and yin deficiency and fire.
If you are not feeling well, please consult a doctor for evidence-based treatment. If you need to use medication should follow the doctor’s instructions, do not listen to prescriptions, so as not to delay the condition or cause adverse effects.