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high blood pressure, heart attacks, muscle disorders, seizures, strokes, irregular heartbeat, loss of consciousness, and death. These side effects might be more likely if ephedra is used in high doses or long-term. Doses greater than 32 mg per day might more than triple the risk for bleeding within the brain (hemorrhagic stroke). The risk for serious side effects seems to be greater than any potential benefit.
Ephedra can also cause less serious side effects including dizziness, restlessness, anxiety, irritability, heart pounding, headache, loss of appetite, nausea, vomiting, and others.
Do not use ephedra with other stimulants such as caffeine. This might increase the chance of having side effects, including life-threatening ones. Sources of caffeine include coffee, tea, kola nut, guarana, and mate.
Do not use ephedra if:
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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