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While pseudoephedrine and ephedrine imports are banned in Mexico, traffickers continue to smuggle these precursors into Mexico.
Ephedrine exhibits optical isomerism and has two chiral centres.
Callus cultures, when analysed after 60 days of growth, showed less than 5 [micro]g/g dry wt of ephedrine accumulation (Table 1).
It is understood that Kenny will insist the ephedrine entered his system through some cough mixture he took before the match - the stimulant is contained in some cold cures.
It is understood that Kenny will insist that the ephedrine entered his system through a dose of cough mixture he took before the match - the stimulant is contained in some cold cures.
Most drug offences uncovered by in-competition tests carry an automatic twoyear ban, but ephedrine is a "specified substance" under the World Anti-Doping Agency code, which means there is the potential for a more lenient punishment - possible sanctions range from a reprimand up to a two-year suspension.
In a previous study we compared mephentermine and ephedrine for prophylaxis of hypotension following spinal anaesthesia during caesarean section (3).
LONDON, August 29 /PRNewswire/ -- The Medicines and Healthcare products Regulatory Agency's (MHRA) announcement today that cold and flu products containing pseudoephedrine / ephedrine will remain available for sale over the counter from pharmacies is an opportunity for pharmacy to demonstrate it can confidently manage supply of these products.
The Bradford City player was found to have the banned substance Ephedrine in his system after a game against Oldham, but Cadamarteri has been adamant in protesting his innocence.
Svetlana Kuznetsova today said she was 'offended' by 'appalling allegations' that she has tested positive for ephedrine.
After the precursor phenyl-2-propanone was restricted in 1980, traffickers switched to ephedrine; when large quantities of ephedrine became harder to come by in the late '90s, they switched to pseudoephedrine.