Rx License-Rx

TAB-4435

Levonorgestrel Butanoate Formulation and Methods Relating Thereto

Summary: The National Institute of Child Health and Human Development (NICHD) seeks licensees and/or research co-development partners for the development of an injectable contraceptive for women with a pharmaceutical formulation containing levonorgestrel butanoate (LB), a steroidal progestin. Description of Technology: This invention is a potential subcutaneous or intramuscular progestin-only, injectable contraceptive for women. Forty-five percent (45%) of pregnancies in the United States are unintended. In this group, one-third of reproductive age women are obese – increasing the risk of diabetes, hypertension and venous thromboembolism (VTE). All these are conditions for which most hormonal methods are contraindicated. Thus, additional safe and effective injectable contraceptive options are needed. A subcutaneous formulation may be self-injected without the need of a skilled care provider or medical office visit. Levonorgestrel...

Intelligence Memo

Owner: National Institutes of Health

Core category: Therapeutics

Therapeutic area: Cardiometabolic

Indication: Diabetes

Modality: Drug Delivery

Focus tags: Cardiometabolic

Technology tags: Drug Delivery, Biomanufacturing

Mechanism:

Development stage: Clinical

Patent status: Expired; Pending

Availability: Available for license

Plain-English Licensing Breakdown

This is a license opportunity for a therapeutic asset or drug-enabling technology in Cardiometabolic. In plain English, the buyer would be licensing science that could become a treatment program, usually after more validation. The current package appears to be clinical and is associated with National Institutes of Health. The practical first use case is Diabetes. Public description: Summary: The National Institute of Child Health and Human Development (NICHD) seeks licensees and/or research co-development partners for the development of an injectable contraceptive for women with a pharmaceutical formulation containing.

What is exciting

More mature than a typical academic invention: Prior human, regulatory, or deployment evidence can shorten diligence and make strategic buyers more comfortable.

Delivery can refresh known biology: A better route, depot, local exposure profile, or targeted formulation can create new IP and reduce systemic risk around existing mechanisms.

The License-Rx pivot is the real unlock: The exciting version is not just the university pitch; it is the focused path: Turn delivery into the asset by choosing a toxicity-sensitive local indication

Negatives / diligence concerns

Clinical context matters: A clinical-stage label is only useful if the trial design, population, endpoints, safety signal, and follow-on plan are strong.

Exposure advantage must be real: Delivery stories fail when biodistribution, local tolerability, stability, or payload compatibility does not beat simpler alternatives.

Risk Flags

  • Human validation and clinical path require diligence.
  • Patent scope and remaining exclusivity need review with counsel.
  • Inventor readiness and licensing terms are not yet verified.

Strategic Pharma Attractiveness

Large pharma would care if this becomes more than an interesting university-originated technology: it needs a crisp Cardiometabolic wedge, a measurable value inflection, and a diligence package that makes the first deal feel like an option on upside rather than a blind research bet.

Most logical pharma targets Novartis — Broad modality appetite and academic-origin BD history. Takeda — Translational science focus and partnership-friendly structure. Sanofi — Immunology, rare disease, and platform-technology BD appetite.

Development Strategy to Increase PoS

First indication: Diabetes

Study design: One decisive preclinical or analytical validation package with a hard go/no-go threshold.

Key experiments Validate the AI-optimized pivot: Turn delivery into the asset by choosing a toxicity-sensitive local indication Run independent replication of the core claim with pre-specified success criteria Generate a partner-facing risk register that separates solved, testable, and unresolved risks

Final Recommendation

Proceed with repositioning: Worth a short exclusive option if diligence confirms IP scope and inventor data quality. The most investable version is: Turn delivery into the asset by choosing a toxicity-sensitive local indication

Best next experiment: Run the smallest independent study that validates: Run biodistribution and local tolerability first, then attach the platform to a known active payload instead of inventing a new drug story.

Best licensing timing: Begin BD conversations after the next validation package; pursue a license, option, or asset sale once the first value inflection is visible.