NIH-funded research NIH-funded research

New contraceptive device using smart polymer fibers

Official title: SMART Polymer Fibers For Tampon-Like Nonsteroidal Contraceptive Devices

Funded at St. Louis College of Pharmacy · NIH-10689053 · Data updated 2026-11-12

This study is exploring a new type of birth control that uses special materials to create a safe environment in the vagina that makes it hard for sperm to move, offering a hormone-free option for people looking for on-demand contraception.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionSt. Louis College of Pharmacy
NIH-funded
Lab location1 site (St. Louis, UNITED STATES)
Project startSeptember 13, 2019
Project endAugust 31, 2025
Funding year2023
Award (this year)$709,352
NIH project number5R33HD099748-05
Project IDNIH-10689053 on NIH RePORTER

Who could benefit from this research

Could help

Ideal candidates for this research are women seeking non-hormonal contraceptive methods.

Less likely to help

Patients who are not seeking contraception or those who have contraindications to vaginal devices may not benefit from this research.

What this research studies

This research investigates a novel contraceptive method that utilizes smart polymer fibers designed to create an inhospitable environment for sperm upon exposure to seminal fluid. The approach involves developing mucoadhesive, bioresponsive materials that maintain a physiologically acidic pH, which is crucial for reducing sperm motility. By transforming the vaginal cavity into a protective environment, this method aims to provide on-demand contraception without the use of hormones. The research is focused on advancing this innovative technology towards human testing more efficiently than traditional methods.

Why it matters

Potential benefit: If successful, this research could provide women with a new, non-hormonal contraceptive option that is easy to use and effective.

How similar studies have gone: While the concept of using bioresponsive materials for contraception is innovative, similar approaches in the field of non-drug contraceptives have shown promise, indicating potential for success.

Where this research is happening

  • St. Louis College of Pharmacy
    St. Louis, United States
    Active

Researchers

  • Principal investigator: Pauletti, Giovanni M — St. Louis College of Pharmacy
  • Study coordinator: Pauletti, Giovanni M

Related research

Other NIH-funded projects on the same topics.

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  • A device for women to use on-demand contraception without hormones

    This study is testing a new, hormone-free contraceptive device that women can use on their own, which works by becoming thicker when it touches semen to help prevent pregnancy, offering a safe and easy option for birth control.

    NIH research St. Louis College of Pharmacy · St. Louis, UNITED STATES · NIH-11063385

  • Innovative polymer fibers for non-drug contraceptive devices

    This study is exploring a new type of smart fiber that can help prevent pregnancy by creating a temporary barrier to sperm in the female reproductive system, offering a quick and easy non-hormonal birth control option for those looking for alternatives.

    NIH research St. Louis College of Pharmacy · St. Louis, UNITED STATES · NIH-10831242

  • Exploring a new way to target a specific receptor involved in diabetes treatment

    This study is looking for new ways to help people with diabetes by finding small molecules that can better target a specific part of a protein involved in inflammation and metabolism, which could lead to improved treatments and fewer complications.

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  • Understanding iron metabolism in a mouse model of Down syndrome

    This study looks at how iron levels change in mice with Down syndrome as they get older and how this might be different for males and females, which could help us understand health problems like early Alzheimer's disease that can affect people with Down syndrome.

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About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.