Completed PHASE3 INTERVENTIONAL 4-arm NCT02633878

Chinese Herbal Medicine (New Shoutai Wan) and/or Oral Progesterone Intervention Trial for Threatened Miscarriage

Chinese Herbal Medicine (New Shoutai Wan) and/or Oral Progesterone Intervention Trial for Threatened Miscarriage (CHOP-IT): An International Cooperative Multicenter Randomized Controlled Trial

Sponsor: Heilongjiang University of Chinese Medicine

Conditions Threatened Miscarriage

Interventions Chinese Herbal Medicine (New Shoutai Wan) plus Oral Progesterone Chinese Herbal Medicine (New Shoutai Wan) plus Oral Progesterone Placebo Chinese Herbal Medicine Placebo (New Shoutai Wan placebo) plus Oral Progesterone Chinese Herbal Medicine Placebo (New Shoutai Wan placebo) plus Oral Progesterone Placebo

Updated 13 times since 2017 Last updated: Jan 11, 2026 Started: Oct 20, 2017 Primary completion: Oct 26, 2025 Completion: Dec 31, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE3 clinical study on Threatened Miscarriage, this trial is completed. The trial is conducted by Heilongjiang University of Chinese Medicine and has accumulated 13 data snapshots since 2017. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

13 versions recorded

Feb 2026 — Present [monthly]

Completed PHASE3

Status: Recruiting → Completed
Sep 2025 — Feb 2026 [monthly]

Recruiting PHASE3
Nov 2024 — Sep 2025 [monthly]

Recruiting PHASE3

Status: Unknown → Recruiting · Phase: PHASE2 → PHASE3
Sep 2024 — Nov 2024 [monthly]

Unknown PHASE2
Jul 2024 — Sep 2024 [monthly]

Unknown PHASE2

Status: Unknown Status → Unknown

▶ Show 8 earlier versions

Oct 2023 — Jul 2024 [monthly]

Unknown Status PHASE2

Status: Recruiting → Unknown Status
Oct 2021 — Oct 2023 [monthly]

Recruiting PHASE2
Jan 2021 — Oct 2021 [monthly]

Recruiting PHASE2
Jun 2020 — Jan 2021 [monthly]

Recruiting PHASE2
May 2019 — Jun 2020 [monthly]

Recruiting PHASE2

Status: Unknown Status → Recruiting · Phase: NA → PHASE2
Aug 2018 — May 2019 [monthly]

Unknown Status NA

Status: Not Yet Recruiting → Unknown Status
Jun 2018 — Aug 2018 [monthly]

Not Yet Recruiting NA
Jan 2017 — Jun 2018 [monthly]

Not Yet Recruiting NA

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Heilongjiang University of Chinese Medicine

Data source: Heilongjiang University of Chinese Medicine

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Changsha, China , Changzhou, China , Dalian, China , Daqing, China , Guangzhou, China , Hangzhou, China , Harbin, China , Hefei, China , Luoyang, China , Nanchang, China and 8 more locations