The difference between sizzling ephedra and ephedra is mainly due to the difference in efficacy and main treatment. The hot ephedra is steamed or honey-roasted and formed, and its sweating effect is weakened, while the effect of moistening the lungs, cough and phlegm enhancement, can be used for the treatment of coughing and wheezing chest tightness. Ephedra generally refers to raw ephedra, strong pungent dispersing effect, sweating and diuretic effect is strong, can be used for the treatment of wind-cold surface solid evidence, symptoms of cold (cold) fever, no sweating, body pain, pale red tongue, thin white moss, floating tight pulse, can also be used for the treatment of wind and water (sudden edema of the head, face and limbs) oedema, symptoms of oedema, dysuria (dysuria), and so on. The adverse effects of Ephedra have not been clarified. It should be used with caution in cases of superficial deficiency spontaneous sweating (frequent and natural sweating due to weakness of the muscular surface), yin deficiency night sweating (abnormal sweating after going to sleep, and sweating stops after waking up), as well as in cases of pulmonary and renal asthenia, and it is contraindicated in cases of allergy. Use this drug under the supervision of a physician.