Abstract: Ephedra sinica is a very good Chinese herbal medicine as a medicine for dispersing cold in traditional Chinese medicine. The efficacy of ephedra is very magical, and relieving exterior symptoms and sweating is its main efficacy. In addition, ephedra can enter the lung meridian and bladder meridian, and has the effect of diuresis and detumescence. Ephedrine in Herba Ephedrae can relax bronchial smooth muscle and prevent cardiovascular diseases. However, Ephedra has strong sweating ability, so it should not be used or used with caution for patients with exogenous wind-cold syndrome, palpitation and insomnia and cough and asthma due to lung deficiency. The elderly, the infirm and children should use roasted ephedra. Let's learn about ephedra with Bian Xiao. Efficacy and function of ephedra

1, sweating

Relieving exterior syndrome and sweating is the main function of ephedra sinica, because it is mild in nature, dispersing heart, dispersing lung qi, dispersing orifices and dispelling cold. In daily life, when people have adverse symptoms such as exogenous wind-cold, sweating, etc., they can directly take Chinese herbal medicine Ephedra, which can make people sweat as soon as possible and quickly relieve the symptoms of wind-cold and cold.

2, dispersing lung and relieving asthma

Ephedrine has relaxing effect on bronchial smooth muscle, and has obvious spasmolytic effect on bronchial spasm caused by drugs (such as pilocarpine). Pseudoephedrine and ephedrine have similar spasmolytic effects, and methylephedrine can dilate bronchi.

3, diuretic swelling

Ephedra can enter the lung meridian and bladder meridian. The lung is the source of water and the bladder is the campus of water. After taking ephedra, people can lower lung qi, dredge waterways, accelerate the metabolism and excretion of excess water in the body as soon as possible, prevent excess water from staying in the human body, and play the role of diuresis and detumescence.

4. Prevention of cardiovascular diseases

Ephedrine in Herba Ephedrae can make peripheral blood vessels contract, strengthen myocardial contractility, increase cardiac output and raise blood pressure. Pseudoephedrine has a weak pressor effect.

Side effects and contraindications of ephedra.

1, the side effects of ephedra

Ephedra is a poisonous Chinese herbal medicine, which contains ephedrine with strong toxicity. If people accidentally take too much ephedra, they will be poisoned, fidgety and nervous, and there will be tinnitus, insomnia, nausea and vomiting, which will seriously endanger people's health.

2, ephedra taboo population

(1) exogenous cold, palpitation and insomnia with caution.

The obvious function of ephedra is sweating. Some people will sweat profusely immediately after taking Chinese medicine containing Herba Ephedrae, so people in palpitation and insomnia suffering from exogenous cold should use it with caution, if taking it, it will aggravate their condition.

② Use with caution for cough due to lung qi deficiency.

Be careful when taking ephedra. Under normal circumstances, if patients have been coughing due to qi deficiency, it is not conducive to taking ephedra root.

3, ephedra taboo drugs

Ephedra is incompatible with many chemical drugs, such as cardiac glycoside, adrenaline and phenothiazine.