Topic Overview
NOTE: The U.S. Food and Drug Administration
(FDA) has banned the sale of ephedra because of concerns about its safety. The
product has been linked to
heart attacks,
strokes, and some deaths.
What is ephedra?
Ephedra—also known as ma huang and by its scientific name,
Ephedra sinica—is an herbal product that comes from an
evergreen plant. The Chinese used these plants 5,000 years ago, possibly for
the treatment of
asthma and hay fever. But they used plant preparations
unlike the modern ephedra supplements that are now banned.
Ephedra stimulates the brain, causing nervousness and making the
heart beat faster. It temporarily expands the tubes that carry air to the lungs
(bronchial tubes), which makes breathing easier in people who have asthma and
other respiratory illnesses.
Serious problems are associated with ephedra. There have been
some reports of heart attacks and deaths after its use. Do not take ephedra or
anything that contains ephedra.
What is ephedra used for?
Ephedra was used in traditional Chinese medicine to treat asthma.
More recently, people used ephedra as an energy booster and to
help with weight loss.
Is ephedra safe?
No. The FDA has banned the sale of ephedra.
Side effects of ephedra include:
- Nervousness.
- Dizziness.
- Tremor.
- Headache.
- Insomnia.
- Irritability.
- Vomiting.
- Potential
dependence.
At high doses, ephedra has been reported to cause: