Search results
Results from the WOW.Com Content Network
Ephedrine is the precursor of synthetic amphetamines. The diastereomer of ephedrine, pseudoephedrine is found in Ephedra sinica together along with ephedrine. Ephedrine and pseudoephedrine are both generally used for weight reduction and performance enhancement. They can also be reduced to methamphetamine. [2]
Nexafed is a formulation of pseudoephedrine developed by Acura Pharmaceuticals used to deter the use of the pseudoephedrine contained in the product for illicit methamphetamine synthesis. [1] Nexafed uses a polymer matrix that forms a thick gel when hydrated, preventing the extraction of pseudoephedrine. [ 2 ]
Ephedrine, pseudoephedrine, and phenylpropanolamine are precursor chemicals used in the illicit manufacture of methamphetamine or amphetamine. They are also common ingredients used to make cough, cold, and allergy products. It was argued that the CMEA would curtail the clandestine production of methamphetamine.
The addictive nature of certain prescription drugs stems from their impact on the brain's ‘reward system’ . [13] Some addictive drugs stimulate the release of dopamine, a hormone associated with pleasure and happiness, reinforcing the desire for continued drug use.
Canadian rower Silken Laumann was stripped of her 1995 Pan American Games team gold medal after testing positive for pseudoephedrine. [ 127 ] In February 2000, Elena Berezhnaya and Anton Sikharulidze won gold at the 2000 European Figure Skating Championships but were stripped of their medals after Berezhnaya tested positive.
Illicit methamphetamine is more commonly made by the reduction of ephedrine or pseudoephedrine, which produces the more active d-methamphetamine isomer. The maximum conversion rate for ephedrine and pseudoephedrine is 92%, although typically, illicit methamphetamine laboratories convert at a rate of 50% to 75%. [104]
The FDA assembled its outside advisers to take another look at phenylephrine, which became the main drug in over-the-counter decongestants when medicines with an older ingredient ...
This is one of many state laws regulating the supply of pseudoephedrine that preceded the federal Combat Methamphetamine Epidemic Act of 2005. The Act was introduced in the 94th Illinois General Assembly by senator James A. DeLeo as Senate Bill 273, on February 3, 2005.