Follow this link to all active trials in the houston area.
http://clinicaltrials.gov/ct2/results?term=Hepatitis+c+AND+houston+tx&recr=Open
Also follow this link to help you understand how trials work.
http://www.medhelp.org/user_journals/show/332520/Clinical-Trials-and-Medical-Research-in-Hep-C
It also looks like UT and Baylor have teaching hospitals there so you should check with them to see if they have any programs that might be able to help you out. Also the pharma companies will give you the meds for free if you qualify but there is still the cost of docs and labs, check with the teaching hospitals to see if they have any programs that might help in this regard, here are their contact numbers for the pharma co's
855-837-8394 Incivek patient assistance info(co pay help or finiacial assistance) .
877-734-2797 for pegasys assistance
888-437-2608 for pegintron and victrelis assistance .