Bradley Roby’s NFL season has come to an end prematurely as he announced Monday he is being suspended due to a PED violation.

The Houston Texans defensive back and former Ohio State star was hit with a six-game suspension. In his statement, Roby claimed he unknowingly used a product that was contaminated with a banned substance.

NFL Insider Adam Schefter shared Roby’s statement:

Roby was the second Houston Texans player to recently be hit with a suspension. Receiver Will Fuller was also suspended due to a PED violation.

Roby is in his seventh NFL season and his second season with the Texans. He had 37 tackles on the season with one fumble recovery and one interception. In his career, Roby has 10 interceptions, 311 total tackles, and five fumble recoveries.

Roby played for the Buckeyes from 2011-13, finishing his Ohio State career with 178 tackles and 8 interceptions. He returned two of his interceptions for touchdowns.