Legal status by country
Is Melanotan II with PT-141 legal?
Written by Aaron CuhaReviewed Sep 2026
How Melanotan II with PT-141 is classified in the United States, United Kingdom, Australia and Canada, side by side. Each country has its own page with a direct answer, the regulator's approval status and what the classification means in practice.
All four countries, side by side
| Attribute | United States · FDA | United Kingdom · MHRA | Australia · TGA | Canada · Health Canada |
|---|---|---|---|---|
| Status | Not approved | Not approved | Not approved | Not approved |
| Classification | Not approved; research use only | Not licensed | Not approved | Not approved |
| Note | Bremelanotide is approved as a prescription medicine; melanotan II is unapproved and sold research use only, so the stack pairs a licensed drug with an unlicensed one. | Melanotan II is an unlicensed medicine and the MHRA has warned against its sale; bremelanotide is not licensed in the UK. | Melanotan II is not approved and the TGA has issued warnings about its use. | None recorded |
US FDA status: Bremelanotide is FDA approved for hypoactive sexual desire disorder in premenopausal women. Melanotan II is not approved anywhere and has been the subject of regulator warnings in several countries.. Reviewed Sep 2026.
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General information current as of Sep 2026, not legal advice. Classifications change; confirm with the regulator or a lawyer for a specific situation. Educational use only. This database summarizes published research. It is not medical advice and contains no dosing protocols or recommendations for personal use. The Longevity Archive has no vendor relationships.