Lazaridis made only 11 appearances for the Perth club in 2006–07. His time there was tainted when in January 2007, Lazaridis returned a positive drug test for anti-androgen Finasteride, a prescription alopecia medication, which was banned at the time. Although perhaps slim comfort to Lazaridis finasteride was removed from the banned list in large measure as a result of the widespread discontent that followed his unfortunate case becoming public.
