Using BPC 157 and TB 500 peptides for shoulder tendonitis recovery What gauge of needle is used for intra articular injection of BPC 157 (Body Protection Compound 157) into the shoulder joint? Just ordered the bpc157 and tb500 mix for this lingering shoulder injury I've had for about 6 months. What's the best way to inject it and how often? BPC 157: A Revolutionary Peptide Therapy for Healing and Recovery Oasis Health and Medicine How to relieve shoulder pain? Steroid injections are often used to treat shoulder pain caused by inflammation like bursitis, tendonitis, or rotator cuff irritation. The medication is injected