PT-141

10 × 10mg

Bremelanotide — a selective MC4R agonist. Studied for centrally-mediated sexual-arousal pharmacology distinct from vascular mechanisms.

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About PT-141

PT-141 (bremelanotide) is the MC4R-selective fragment derived from Melanotan-II. It’s the only FDA-approved libido-targeted pharmaceutical that acts on the central nervous system — specifically on hypothalamic melanocortin-4 receptors — rather than on vascular smooth muscle like the PDE5-inhibitor class. Why the mechanism matters: PDE5 inhibitors (sildenafil, tadalafil) enable erection mechanically by relaxing corpus cavernosum smooth muscle. PT-141 acts upstream on the desire/arousal signal itself. Researchers studying HSDD (hypoactive sexual desire disorder) need a tool that isolates the central mechanism. IF the research question involves central-nervous-system sexual-arousal signaling, THEN PT-141 is the tool with the cleanest published MC4R pharmacology. SO it fits in studies of HSDD, central libido pathways, or MC4R physiology. Batch-verified ≥99% HPLC.

Specifications

CAS number: 189691-06-3
Molecular formula: C50H68N14O10
Molecular weight: 1025.18 g/mol
Purity: >99% HPLC
Form: Lyophilized powder
Storage: Store at 2–8°C

For laboratory research use only. Not for human or veterinary use.