It was previously available through compounding pharmacies as a bulk drug substance, but the FDA reclassified it as a Category 2 substance, which effectively restricts compounding pharmacies from producing it
Solutions: Rotate injection sites more frequently Use new needle every time Clean site thoroughly with alcohol Let alcohol dry before injecting If persistent, reduce dose or switch to oral Usually harmless: Minor reactions common Should resolve within hours to days Not dangerous unless signs of infection (warmth, spreading redness, fever) No results after 4 weeks Problem: Not seeing expected healing or improvements
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The peptide activates the FAK-paxillin signaling pathway, which controls how fibroblasts migrate to injury sites