1.   Pamela Bradley had taken about six times the recommended dose of diet pills containing the herb ephedra.

2.   But that drug, whose main ingredient is the herb ephedra, is unrelated to the synthetic MDMA, although some users say it mimics the effects of Ecstasy.

3.   Some popular energy boosters sold at health stores and on the Internet often contain dangerously high quantities of the herb ephedra, experts say.

4.   The main ingredient in Herbal Ecstacy is the herb ephedra, also known as Ma-Huang, a botanical source of ephedrine alkaloids, the FTC said.