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Ce produit n'est pas destiné à diagnostiquer, traiter, guérir ou prévenir toute maladie. Ces déclarations n'ont pas été évaluées par la Food and Drug Administration.
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Ces informations sont fournies à titre éducatif uniquement et ne remplacent pas un avis médical professionnel, un diagnostic ou un traitement. Consultez toujours votre professionnel de santé avant d'utiliser des plantes, surtout si vous êtes enceinte, allaitez, prenez des médicaments ou avez une condition médicale.
Ephedra equisetina
Espèce d'éphédra chinoise provenant de régions arides ; teneur en épéhrine similaire à E. sinica.
Ephedra equisetina is a traditional Chinese medicinal herb containing the sympathomimetic alkaloids ephedrine and pseudoephedrine, primarily used as a bronchodilator for asthma and respiratory conditions. Its clinical application is limited due to significant cardiovascular risks, including hypertension and cardiac stimulation. The herb's active compounds act on alpha- and beta-adrenergic receptors to produce bronchodilation and vasoconstriction.
Ephedrine and pseudoephedrine are indirect sympathomimetics that stimulate alpha- and beta-adrenergic receptors by promoting norepinephrine release from presynaptic terminals and directly activating receptors. Beta-2 receptor activation in bronchial smooth muscle leads to bronchodilation, while alpha-1 receptor activation causes vasoconstriction. These effects also result in increased heart rate and blood pressure, contributing to the herb's adverse cardiovascular profile. Tannins present may provide mild astringent and antimicrobial actions.
Espèce d'éphédra chinoise provenant de régions arides ; teneur en épéhrine similaire à E. sinica.
Ephedra equisetina is a traditional Chinese medicinal herb containing the sympathomimetic alkaloids ephedrine and pseudoephedrine, primarily used as a bronchodilator for asthma and respiratory conditions. Its clinical application is limited due to significant cardiovascular risks, including hypertension and cardiac stimulation. The herb's active compounds act on alpha- and beta-adrenergic receptors to produce bronchodilation and vasoconstriction.
Ephedrine and pseudoephedrine are indirect sympathomimetics that stimulate alpha- and beta-adrenergic receptors by promoting norepinephrine release from presynaptic terminals and directly activating receptors. Beta-2 receptor activation in bronchial smooth muscle leads to bronchodilation, while alpha-1 receptor activation causes vasoconstriction. These effects also result in increased heart rate and blood pressure, contributing to the herb's adverse cardiovascular profile. Tannins present may provide mild astringent and antimicrobial actions.