U.S. Olympic swimmerin both A and B samples at the U.S. Olympic Trials in Omaha, Nebraska on July 1st and July 4, 2008. Clenbuterol is a bronchodilator belonging to a class of drugs known as beta-2 adrenergic agonists or long-acting beta-2 adrenergic agonist (LABA) . Clenbuterol is similar to Albuterol and Salmeterol which are also LABAs.
It is well-known that a high percentage of elite swimmers have exercise-induced asthma. It is also known that most asthmatic swimmers competing in the Olympics have therapeutic use exemptions (TUEs) to use beta-2 agonists like albuterol, formoterol, salbutamol, salmeterol and terbutaline for therapeutic purposes.
The amazing swimmer [Read more...]; these are two different beta-2 agonists (LABAs). She probably tests positive for these substances on a regular basis too since United States Anti-Doping Agency (USADA) tests her frequently due to her participation in Project Believe.