He started parts of three seasons, including most of 2004 when Eric Winston was injured.
[4] Thought to be a project due to his relative light weight for an NFL offensive tackle,[5] he was inactive for his rookie year.
After signing with the Texans, he was discovered to suffer from ulcerative colitis, a chronic medical condition which prevented him from bulking up.
Under medical care, Butler was able to regain the lost weight relatively quickly.
A restricted free agent in the 2009 offseason, Butler signed his one-year tender offer from the Texans on April 7.