# Oral Progesterone for Prevention of Miscarriage in Threatened Abortion

> **NCT04788108** · PHASE4 · COMPLETED · sponsor: **Chulalongkorn University** · enrollment: 100 (actual)

## Conditions studied

- Threatened Abortion

## Interventions

- **DRUG:** Dydrogesterone
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT04788108
- **Lead sponsor:** Chulalongkorn University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-08-01
- **Primary completion:** 2022-08-31
- **Final completion:** 2022-08-31
- **Target enrollment:** 100 (ACTUAL)
- **Last updated:** 2023-08-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04788108

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04788108, "Oral Progesterone for Prevention of Miscarriage in Threatened Abortion". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04788108. Licensed CC0.

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