http://sportv.globo.com/site/combat...or-flagrante-em-doping-seria-de-18-meses.html (Portuguese) Silva's suspension rumoured to be for 18-months. Apparently Silva has asked for his hearing to be delayed until the 9th of April. If they're planning on challenging the test results or the suspension I'm not sure he has a leg to stand on (har). Silva will return after the suspension for 2-3 more fights, according to this article.