15 fighters from ‘UFC Fight Night 40: Brown vs. Silva’ were required to submit urine samples to The Ohio State Athletic Commission following the Fox Sports 1 card.
The commission does not disclose participants of the testing, but they typically test both the main event and main card fighters on the night.
None of the fighters tested positive for any banned substances.
UFC Fight Night 40 took place from the Bank Arena in Cincinnati, Ohio, on May 10.