Ephedrine alkaloids, present in the herb ephedra, are found in over-the-counter products for weight loss, and are regulated as dietary supplements . until 2004, ephedrine was sold as an energy booster, weight loss supplement and as a performance enhancer frequently used by athletes.. Ephedrine supplements promoted for weight loss in the usa typically contained an eca stack along with other fat-burning ingredients. eca stands for ephedrine, caffeine, and aspirin. aspirin was added to this stack to potentiate the results, but also to prevent some side effects.. Ephedrine is a drug similar in structure to amphetamines. in february 2004, the food and drug administration, or fda, banned sales of dietary supplements containing ephedrine alkaloids, also called ephedra or ma-huang, due to serious potential side effects..
It should also be noted that supplements ephedrine alkaloids are currently banned in the united states. efficacy is maximized with minimal side-effects when ephedrine is combined with diet and exercise. which may be due to either the fat burning effects of ephedrine or the weight loss that tends to ensue .. In recent years, dietary supplements containing ephedra alkaloids have been found to be unsafe, with reports of serious side effects and ephedra-related deaths. in response to accumulating evidence of adverse effects and deaths related to ephedra, the u.s. food and drug administration (fda) banned the sale of supplements containing ephedrine alkaloids in 2004.. Requesters should ask for evidence report/technology assessment no. 76, ephedra and ephedrine for weight loss and athletic performance enhancement: clinical efficacy and side effects. . in addition, internet users will be able to access the report and this summary online through ahrq's web site at www.ahrq.gov..
0 komentar:
Posting Komentar