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Last updated: April 9, 2025

Once-a-Month Oral Contraceptive

Levonorgestrel Gastric Resident Dosage Form, Levonorgestrel Gastric Retentive Dosage Form

  • User: Female
  • Hormonal: Hormonal
  • Delivery type:
    • Oral
  • Intended Duration:
    • Short-Acting
  • Development Stage: Pre-Clinical
  • Developer(s)/researcher(s): Lyndra Therapeutics, Massachusetts Institute of Technology
Details
  • API: Levonorgestrel
  • Target: Progesterone Receptor
  • Mechanism of Action:
    • Ovulation Inhibition
    • Cervical Mucus Changes
    • Endometrial Changes
  • Inactive Materials: Poly(sebacic anhydride)- and/or Polydimethylsiloxane (PDMS)-Based Polymer Matrices, Sorona 3015G NC010, Elastollan 1185A10, 1 mm Radiopaque Steel Balls, and Gelatin Capsule
  • Regimen: 1 Pill/Month
  • MPT: Not Potential MPT
  • Promising Attributes: A monthly pill may improve adherence and patient uptake.
Product Status

No public developments since 2019, but method is featured on Lyndra website & highlighted in Gates Foundation publications. 

History

2019: Langer & Traverso Labs at MIT announce results of in vivo animal study of LNG-releasing gastric system that remains in the stomach for a month. Lyndra, an MIT-linked startup, announces 13M in grant funding to further develop method. 

Publications

Additional Information