Too often, BPC 157 gets boxed into a single use: injury recovery. Gabriel Alizaidy, MD, MS Subcutaneous Injection: What It Is and How to Give One BPC 157 can be taken orally or subcutaneously, and for most people there is no difference in efficacy.Yes, some people will notice one works better than the other. Yes, some people will claim that Frontiers Pharmacokinetics, distribution, metabolism, and excretion of body protective compound 157, a potential drug for treating various wounds, in rats and dogs Peptide Therapy for Pain Management and Healing Core Medical & Wellness