Melanotan II is currently being evaluated in a clinical trial to determine its therapeutic potential in dermatological conditions characterized by cutaneous depigmentation. Specifically, research focuses on nonsegmental vitiligo, including stable nonsegmental vitiligo, to evaluate the peptide as an adjunctive treatment with narrow-band phototherapy. Sponsored by Hudson Biotech, this Phase 2 study (NCT07437560) is actively recruiting participants to evaluate safety, tolerability, and repigmentation efficacy. Overall, this clinical effort seeks to clarify the role of synthetic melanocortin receptor agonism in restoring epidermal melanin in patients with vitiligo.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT07437560 | RECRUITING | NonSegmental Vitiligo; Nonsegmental Vitiligo (Stable) |
Hudson Biotech |
2026-02-02 | PHASE2 |
(data from https://clinicaltrials.gov, updated on 2026-02-27)
Mechanism and Biochemical Profile
Appendix RUO and cGMP Quality Standards
| Quality Dimension | RUO (Research Use Only) | cGMP (Current Good Manufacturing Practice) |
|---|---|---|
| Clinical Applicability | Prohibited in human clinical trials or medical diagnostics. | Mandatory for human clinical trials (Phase I–III) and therapies. |
| Regulatory Status | Non-regulated grade; exempt from drug manufacturing laws. | Legally enforced by health authorities (e.g., FDA, EMA, NMPA). |
| Facility Environment | Unclassified analytical or research laboratories. | Validated Cleanrooms (ISO Class 5–8) with continuous monitoring. |
| Quality Control | Basic purity and activity testing. | Rigorous safety release testing (Sterility, Endotoxin, Mycoplasma). |
| Process Validation | Basic equipment calibration; no process validation required. | Full qualification (IQ/OQ/PQ) and complete batch records. |
| Quality Assurance | Vendor self-declared without required formal QMS. | Mandatory QA/QC unit, Change Control, CAPA, and vendor audits. |
| Regulatory Impact | High risk of IND rejection if used as a critical raw material. | Required for IND/NDA filings, supported by Drug Master Files (DMF). |
Footnotes
Regulatory Note: Governed by FDA (21 CFR Parts 210/211/312), EMA (EudraLex Vol 4), ICH Guidelines (E6/Q7/Q9/Q10), and compendial standards (USP <71>/<85>/<1043>).