Injections for Rotator Cuff Disease Shoulderdoc Im in Desperate need of help! Long story short I have bicep tendonitis, I have had cortisone injections, tried physical therapy for a couple days (which sucked! They were terrible!) I did BPC 157 peptide therapy trying to heal torn right common extensor tendon. Progress has been slow going with some significant recent irritation. Trying to train around it the best I can. Big thanks to BPC 157 & TB 500: What You Need to Know How necessary is the local injection site when adminstering BPC157 , In the video, I break down exactly how to use it and why both local and systemic injection can have benefits, Watch carefully Where to inject BPC 157 for an orthopedic injury