Will I be paid weekly or monthly? http://egotastic.in.net/ egotastic all stars Merck, which already markets the HCV treatment Victrelis (boceprevir), was granted BTD in April for lambrolizumab, its much-touted investigational antibody therapy targeting Programmed Death receptor (PD-1) that is currently being evaluated for advanced melanoma. R&D chief Roger Perlmutter noted that "there remains significant unmet medical need in hepatitis C, and we are looking forward to working with the FDA to advance this programme as quickly as we can".