"Nathan O'Neill was terminated from the Health Net Pro Cycling Team Presented by Maxxis following confirmation of a positive test for the prescription appetite suppressant Phentermine. The team was informed on September 24 that O'Neill's A sample returned the positive result in a test performed on August 12, following the Tour of Elk Grove. His B sample confirmed the positive result in a test performed on October 24. The team terminated his contract immediately upon notification of the positive B sample on October 29. According to UCI/WADA code, riders can legally use Phentermine out of competition with a prescription. However, there may be no trace amounts of Phentermine in a rider's system during competition.....O'Neill obtained the medication legally. However, he did not follow proper team protocol concerning the use of prescription drugs obtained, directed to be obtained or approved by the Team's Medical Director."