Professor Wayne McLaughlin of Caribbean Toxicology made the claim
on day two of the JADCO hearing examining the case of former 100
meters world record holder Powell, who tested positive last year and
faces a two-year ban if found guilty.
"It (oxilofrine) doesn't improve speed," McLaughlin said, noting his
company carried two standard tests similar to those used in the
WADA-accredited laboratory in Montreal that found oxilofrine in the
supplement Epiphany D1.
Powell, 31, was one of five Jamaicans, along with former training
partner Sherone Simpson, to test positive at the national
championships in June. Her hearing resumes on February 4.
Both sprinters have blamed Canadian trainer Chris Xuereb for the
failed tests, saying he supplied supplements, including Epiphany D1,
which has since been found to contain oxilofrine.
Xuereb has denied providing them with performance-enhancing
drugs and said the sprinters should take responsibility for
their failed dope tests.
[to top of second column]
On Wednesday, Powell's agent Paul Doyle refuted suggestions by
JADCO's attorney Lackston Robinson that not enough due diligence
had been carried out before the Canadian physical therapist was
hired to work with the Jamaican sprinter.
"I simply relied on the referrals of well known and trusted
physios who we had worked with in the past," he told the
The JADCO attorney underlined that Xureb, who, in addition to
handling Powell's physical recovery, was also administering
anti-inflammatory injections and Vitamin B12, was neither
certified as a doctor, massage therapist, chiropractor or
The hearing for the twice world championship bronze medalist
will resume on February 12.
(Editing by Patrick Johnston, Amlan Chakraborty)
[© 2014 Thomson Reuters. All rights
Copyright 2014 Reuters. All rights reserved. This material may not be published,
broadcast, rewritten or redistributed.