# Comparing the Pharmacokinetics of a Progesterone Ring Versus a Progesterone Vaginal Insert

> **NCT06668896** · PHASE1 · NOT_YET_RECRUITING · sponsor: **Daré Bioscience, Inc.** · enrollment: 60 (estimated)

## Conditions studied

- Pre Term Birth

## Interventions

- **DRUG:** Progesterone

## Key facts

- **NCT ID:** NCT06668896
- **Lead sponsor:** Daré Bioscience, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-09
- **Primary completion:** 2027-11
- **Final completion:** 2028-04
- **Target enrollment:** 60 (ESTIMATED)
- **Last updated:** 2026-05-08

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06668896

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06668896, "Comparing the Pharmacokinetics of a Progesterone Ring Versus a Progesterone Vaginal Insert". Retrieved via MORVS 2026-10-12 from https://api.morvs.ai/clinical/NCT06668896. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*