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  • Synonyms: Ephedra sinica, Ma Huang

  • Biological Source: The plant Ephedra sinica

  • Chemical Constituents: Ephedrine, Pseudoephedrine, Phenylpropanolamine

  • Medicinal Uses: Used for asthma, hay fever, and the common cold; also for weight loss and athletic performance.

    • Note: Ephedra-containing dietary supplements are banned in the U.S. due to safety concerns.

Side Effects

Increased heart rate

High blood pressure

Nervousness

Headache

Nausea

Insomnia



illustration of Ephedra
illustration of Ephedra

Interactions

  • Can interact with blood pressure medications, antidepressants, and other drugs, increasing their side effects.

  • May interact with caffeine and St. John's Wort, potentially leading to severe cardiovascular issues.


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