The UFC announced Silva’s positive test and removal on Friday. The
former middleweight champion’s failed test comes from an
out-of-competition sample collected on Oct. 26. As a result, “The
Spider” has been provisionally suspended by USADA. A replacement
opponent for Gastelum is currently being sought by the Las
Silva is entitled to a full legal review process before any
sanctions are imposed. The 42-year-old Brazilan previously tested
positive for two different anabolic steroids -- drostanolone
metabolites and androstane -- prior to a January 2015 bout against
Diaz at UFC 183. He also tested positive for oxazepam, an
anxiety medication, and temazepam, an anti-insomnia medication, in
a post-fight drug test, along with drostanolone metabolites again.
claimed that a tainted sexual enhancement pill resulted in the
positive test, but he was still suspended one year by the
Nevada Athletic Commission.