How Long Does BPC 157 Take to Work? Timeline and Guide 7 weeks post op from my pec tear Been using BPC 157 for about 6 weeks now and honestly Yea it works. Nearly full range of motion back Back to light Peptide BPC 157 Intra V The Wolverine Drug Ortho Rhode Island About 3 months since Ive been out of my sling rehabbing my pec tendon and things are going great! Pretty close to my normal walking around size from before surgery BPC 157: Tendon Repair and More