bpc-157/tb-500 dosage protocol bpc 157 dose cycle TB 500 vs BPC 157: Comprehensive comparison of healing peptides Peptide Dosage Calculator — Free
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Vascular Activity Studies BPC-157 nasal spray is also being examined for its potential interaction with pathways related to vascular activity in research models

HUBERMAN: And in addition to wanting to teach you about some of the biology of these peptides and how they work and what they're designed to do, as well as some of their potential therapeutic benefits under the right conditions, again, working with a really good board-certified physician and making sure that the sourcing is really clean
Safety of Intravenous Infusion of BPC-157 in Humans: A Pilot Study

It appears the experts believe this is suppose to subside after 1 week