It appears on WADA's Prohibited List under "Hormone and Metabolic Modulators." International regulatory status varies: the European Medicines Agency (EMA) has not approved AOD-9604, and it is banned or restricted in many countries as an unapproved drug product
Quality-control risk Because there is no FDA-approved AOD-9604 product, all material in circulation comes from research-supply or compounding sources
TB-500 chemotactic effects: Thymosin Beta-4 promotes stem cell migration toward injury sites
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has been assessed and certified as meeting the requirements of ISO 9001:2015 for the following scope: Research, development, manufacture and supply of custom peptides, peptide APIs, pharmaceutical raw materials, and chemical intermediates for pharmaceutical and biotech industries
Routes reported in the literature include intraperitoneal, subcutaneous, intramuscular, intravenous, and oral administration