Ephedra is a stimulant herb usually from the stem and branches of Ephedra sinica. Most ephedra species contain the chemical ephedrine. It's banned in the US.

Ephedra is a genus of gymnosperm shrubs. As of February 2025 there were 77 recognized species. The various species of Ephedra are widespread in many arid regions of the world, ranging across southwestern North America, southern Europe, northern Africa, southwest and central Asia, northern China, and western South America. [2]

2019年3月14日 · Ephedra sinica (ma huang) is a plant that has been used in Chinese medicine for thousands of years. You can buy ma huang tea and ephredra herb, but the FDA banned ephedrine-containing...

Ephedra is a medicinal preparation from the plant Ephedra sinica. [1][a] Several additional species belonging to the genus Ephedra have traditionally been used for a variety of medicinal purposes, and are a possible candidate for the soma plant of Indo-Iranian religion. [3] .

3 天之前 · Ephedra is a low evergreen shrub with small, scaly leaves. The herb usually comes from the stem and branches of the Ephedra sinica species. Ephedra has a long history of medicinal use in China and India to treat colds, fever, headaches, congestion, coughing, wheezing, and other conditions.

Ephedra, genus of 65 species of gymnosperm shrubs of the family Ephedraceae. Ephedra is an evolutionally isolated group and is the only genus in the order Ephedrales. Some Asian species have been used as a source of the stimulant ephedrine, and …

2017年1月20日 · Ephedra can cause a quickened heartbeat and elevated blood pressure. Side effects include heart palpitations, nausea, and vomiting. More than 800 dangerous reactions have been reported with use of the herb. These include heart …

The whole Ephedra sinica plant has traditionally been used to treat symptoms of bronchial asthma, colds, influenza, allergies, and hives in teas or tinctures. Because of adverse events and lack of efficacy, use is not recommended for weight loss or increased athletic performance.

2020年7月3日 · The most impressive health benefits of ephedra include its ability to boost energy, help with weight loss, eliminate fatigue, increase cognition, boost the immune system, strengthen respiratory health, boost heart rate and blood pressure, and eliminate excess water.

Ephedra is used for weight loss and obesity and to enhance athletic performance. It is also used for allergies and hay fever; nasal congestion; and respiratory tract conditions such as bronchospasm, asthma, and bronchitis.