is bpc 157 fda approved human use What BPC-157: Benefits, Uses and Side Effects – Era Organics Resources - Peptide Therapy Guides
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Khot, S., Tackley, G., & Choy, E

without imaging guidance 62327 with imaging guidance (ie, fluoroscopy or CT) All even numbered codes are without imaging guidance, and all odd numbered codes are with imaging guidance

BPC-157 (Body Protection Compound-157) is a synthetic gastric pentadecapeptide that has demonstrated significant tissue repair activity across preclinical models

Sorry if that's not what you were hoping for, but as you say, it seems to be the most stubborn symptom for sure
