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Active
Last updated: January 13, 2026

Norelgestromin-Only Patch

MR-130A-01

  • User: Female
  • Hormonal: Hormonal
  • Delivery type:
    • Transdermal
  • Intended Duration:
    • Short-Acting
  • Development Stage: Phase III
  • Developer(s)/researcher(s): Viatris
Details
  • API: Norelgestromin
  • Mechanism of Action:
    • Ovulation Inhibition
  • Inactive Materials: Progesterone Receptor
  • Regimen: 1 Patch/Cycle
  • MPT: Not Potential MPT
  • Promising Attributes: Progestin-only products have the same or similar level of efficacy to products containing estrogen, without estrogenic side effects, which broadens their potential user base.
Product Status

Active/Recent Clinical Development

History

2023: Viatris initiates a Phase II dose-range finding trial of MR-130A-01, a progestin-only transdermal patch containing the hormone norelgestromin (NGMN). NGMN is included as the progestin component in Viatris' approved combined contraceptive patches Xulane and Evra. 
2025: Viatris initiates a multi-center Phase III trial for MR-130A-01, intended to evaluate efficacy and safety in 1500 participants. Each participant will use the patch for thirteen 4-week cycles. Study completion is expected in early 2027.

Additional Information