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Nestorone (elcometrine)

unknown active ✓ Verified Jun 2026

Nestorone (generic name: elcometrine) is a drug. It is currently in unknown development.

Nestorone is a progestin that works by binding to and activating the progesterone receptor, mimicking the effects of the hormone progesterone.

Nestorone is a small molecule progesterone receptor agonist used in birth control and the treatment of endometriosis. It is available in combination with an estrogen as a vaginal ring or implant, but not effective when taken orally.

At a glance

Generic nameelcometrine
Therapeutic areaOther
Phaseunknown

Mechanism of action

Imagine your body has a lock that progesterone fits into. Nestorone is a key that fits into the same lock, allowing it to turn on the same signals as progesterone. This can help regulate various bodily functions, such as menstrual cycles and pregnancy.

Approved indications

No approved indications tracked.

Common side effects

No common side effects on file.

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

Competitive intelligence

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Frequently asked questions about Nestorone

What is Nestorone?

Nestorone (elcometrine) is a pharmaceutical drug.

How does Nestorone work?

Nestorone is a progestin that works by binding to and activating the progesterone receptor, mimicking the effects of the hormone progesterone.

What is the generic name of Nestorone?

elcometrine is the generic (nonproprietary) name of Nestorone.

What development phase is Nestorone in?

Nestorone is in unknown.

Related

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing