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FDA approval requires formal clinical trials, safety and efficacy review, labeling approval, and manufacturing validation under a New Drug Application (NDA) or Biologics License Application (BLA)

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doi:10.1111/eci.12034

BPC-157 research has focused on its interactions with the nitric oxide (NO) system, growth factor modulation (including VEGF, FGF-2, and EGF receptor pathways), and FAK-paxillin signaling in cell migration studies

But how further oxidation to the irreversible sulphinic (Cys-SO 2 H) and sulphonic (Cys-SO 3 H) forms is prevented remains unclear