NCT05620355

Brief Summary

The primary objective of this study is to demonstrate the superior efficacy versus placebo of BG2109 alone and in combination with add-back therapy for the reduction of heavy menstrual bleeding associated with uterine fibroids in premenopausal women.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
312

participants targeted

Target at P50-P75 for phase_3

Timeline
Completed

Started Dec 2022

Geographic Reach
1 country

29 active sites

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

November 10, 2022

Completed
7 days until next milestone

First Posted

Study publicly available on registry

November 17, 2022

Completed
29 days until next milestone

Study Start

First participant enrolled

December 16, 2022

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2024

Completed
10 months until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2025

Completed
Last Updated

March 21, 2023

Status Verified

March 1, 2023

Enrollment Period

1.4 years

First QC Date

November 10, 2022

Last Update Submit

March 19, 2023

Conditions

Outcome Measures

Primary Outcomes (1)

  • Percentage of Responders based on menstrual blood loss (MBL) volume reduction at Week 24.

    MBL will be determined using the Alkaline Hematin method (AHM). Responder means whose MBL less than 80mL during the last 28 days before the Week 24 and more than 50% reduction in MBL compared to the baseline.

    The last 28 days before the Week 24.

Secondary Outcomes (5)

  • Time to reduced MBL before the Week 24.

    From baseline to Week 24.

  • Percentage of amenorrhea at the Week 24.

    From baseline to Week 24.

  • Time to amenorrhea before the Week 24.

    From baseline to Week 24.

  • Days of menstrual bleeding in the last 28 days before the Week 24.

    The last 28 days before the Week 24.

  • Hemoglobin levels at the Week 24 in the subgroup of subjects with anemia.

    The Week 24.

Other Outcomes (8)

  • Percentage of Responders at the Week 52.

    The last 28 days before the Week 52.

  • Time to reduced MBL before the Week 52.

    From baseline to Week 52.

  • Percentage of amenorrhea at the Week 52.

    From baseline to Week 52.

  • +5 more other outcomes

Study Arms (3)

BG2109 100mg group

EXPERIMENTAL

One tablet of BG2109 100mg + one tablet of placebo for BG2109 + one tablet of placebo for add-back therapy, oral, once-daily.

Drug: BG2109Drug: Placebo for BG2109Drug: Placebo for add-back therapy

BG2109 200mg+ABT group

EXPERIMENTAL

Two tablets of BG2109 100mg + one tablet of add-back therapy, oral, once-daily.

Drug: BG2109Drug: Add-back therapy

Placebo group

PLACEBO COMPARATOR

Two tablets of placebo for BG2109 + one tablet of placebo for add-back therapy, oral, once-daily.

Drug: Placebo for BG2109Drug: Placebo for add-back therapy

Interventions

BG2109DRUG

BG2109 100mg film coated tablet for oral administration once daily.

BG2109 100mg groupBG2109 200mg+ABT group

Placebo for BG2109 100mg tablet for oral administration once daily.

BG2109 100mg groupPlacebo group

Placebo for add-back therapy tablet for oral administration once daily.

BG2109 100mg groupPlacebo group

Estradiol 1 mg / Norethindrone Acetate 0.5 mg for oral administration once daily.

BG2109 200mg+ABT group

Eligibility Criteria

Age18 Years+
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Subject is an 18 years and older premenopausal woman.
  • Subject's Body Mass Index ≥ 18 kg/m2.
  • Subject has a diagnosis of uterine fibroids documented by a pelvic ultrasound.
  • Subject's menstrual cycles is between 21 days and 35 days in the last 3 months.
  • Subject has clinical manifestations of heavy menstrual bleeding.
  • Subject's menstrual blood loss \>80mL for at least 2 menstrual periods assessed at screening using the alkaline hematin method.

You may not qualify if:

  • The subject is pregnant or breast-feeding or is planning a pregnancy within the duration of the treatment period of the study.
  • The subject has a history of uterus surgery that would interfere with the study.
  • The subject's condition is so severe that she will require surgery within 6 months.
  • The subject have had or are currently suffering from any estrogen- dependent malignancy.
  • The subject has a significant risk of osteoporosis, or have a known history of osteoporosis or other metabolic bone disease.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (29)

Site no.28

Beijing, China

NOT YET RECRUITING

Site no.31

Beijing, China

NOT YET RECRUITING

Site no.34

Beijing, China

NOT YET RECRUITING

Site no.11

Changchun, China

NOT YET RECRUITING

Site no.6

Changsha, China

NOT YET RECRUITING

Site no.7

Changsha, China

NOT YET RECRUITING

Site no.17

Chengdu, China

NOT YET RECRUITING

Site no.22

Chengdu, China

NOT YET RECRUITING

Site no.10

Chongqing, China

NOT YET RECRUITING

Site no.3

Guangzhou, China

NOT YET RECRUITING

Site no.4

Guangzhou, China

NOT YET RECRUITING

Site no.19

Hangzhou, China

RECRUITING

Site no.21

Jinan, China

RECRUITING

Site no.23

Lianyungang, China

RECRUITING

Site no.14

Nanjing, China

NOT YET RECRUITING

Site no.15

Nanjing, China

NOT YET RECRUITING

Site no.16

Nanjing, China

NOT YET RECRUITING

Site no.26

Nanjing, China

NOT YET RECRUITING

Site no.18

Shanghai, China

NOT YET RECRUITING

Site no.1

Shanghai, China

RECRUITING

Site no.29

Shanghai, China

RECRUITING

Site no.8

Shenyang, China

NOT YET RECRUITING

Site no.30

Shenzhen, China

NOT YET RECRUITING

Site no.5

Taiyuan, China

NOT YET RECRUITING

Site no.2

Tianjin, China

NOT YET RECRUITING

Site no.20

Wenzhou, China

NOT YET RECRUITING

Site no.25

Wuhan, China

NOT YET RECRUITING

Site no.13

Xi'an, China

NOT YET RECRUITING

Site no.32

Zhengzhou, China

NOT YET RECRUITING

MeSH Terms

Conditions

LeiomyomaMenorrhagia

Condition Hierarchy (Ancestors)

Neoplasms, Muscle TissueNeoplasms, Connective and Soft TissueNeoplasms by Histologic TypeNeoplasmsUterine HemorrhageUterine DiseasesGenital Diseases, FemaleFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesGenital DiseasesHemorrhagePathologic ProcessesPathological Conditions, Signs and SymptomsMenstruation Disturbances

Study Officials

  • Congjian Xu

    Obstetrics & Gynecology Hospital of Fudan University

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

November 10, 2022

First Posted

November 17, 2022

Study Start

December 16, 2022

Primary Completion

May 1, 2024

Study Completion

March 1, 2025

Last Updated

March 21, 2023

Record last verified: 2023-03

Data Sharing

IPD Sharing
Will not share

Locations