How to heal rotator cuff injury without injections or medical procedure? Peptide BPC 157 Intra V Injection Technique into the Subacromial Space for Rotator Cuff Related Shoulder Pain Taking BPC 157 and TB500 daily for 6 months after tearing my rotator cuff. My shoulder still has pain but Ive been able to do lifts and gain strength that I couldnt have done months earlier. Stable Gastric Pentadecapeptide BPC 157 as Therapy After Surgical Detachment of the Quadriceps Muscle from Its Attachments for Muscle to Bone Reattachment in Rats