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<h3><a href="/go=news.detail&gid=371563" target="_blank">
All UFC on FOX 1 drug tests come back clean
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<a href="/go=news.detail&gid=371563" ><img class="photo" src="http://img.mixedmartialarts.com/method=get&rs=90&q=75&x=3&y=13&w=310&h=165&ro=0&s=BEBFCDBB-1D09-6BFC-E58B60B567E113EA.jpg" /></a>
<strong class="ArticleSource">[sherdog.com]</strong>
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Ten fighters were tested for steroids following the event, including dos Santos, Velasquez, Ben Henderson, Clay Guida, Ricardo Lamas, Clay Harvison, Mackens Semerzier, Cub Swanson, DaMarques Johnson and Robert Peralta.
Meanwhile, dos Santos, Velasquez, Henderson, Guida, Lamas, Harvison, Semerzier, Swanson, Johnson, Peralta, Aaron Rosa, Matt Lucas, Pablo Garza and Dustin Poirier were all tested for drugs of abuse, such as cocaine.