A Phase IIa Clinical Study to Assess the Efficacy and Safety of GenSci048 in Patients With Moderate to Severe Endometriosis-Associated Pain

NCT ID: NCT06963177

Last Updated: 2025-08-12

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE2

Total Enrollment

200 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-05-26

Study Completion Date

2030-01-06

Brief Summary

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This study is designed to evaluate the safety and efficacy of GenSci048 for moderate to severe endometriosis-associated pain treatment.

Detailed Description

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Conditions

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Endometriosis-related Pain

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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GenSci048

GenSci048 subcutaneously (SC) every 4 weeks.

Group Type EXPERIMENTAL

GenSci048

Intervention Type DRUG

Administered SC.

Placebo

Administered SC every 4 weeks.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Administered SC.

Interventions

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GenSci048

Administered SC.

Intervention Type DRUG

Placebo

Administered SC.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Pre-menopausal female participants, between 18 and 49 years of age, inclusive, at the time of signing informed consent.
2. Participants must have a diagnosis of endometriosis within 10 years before screening.
3. Have moderate to severe endometrial related pain.
4. Have at least one regular, natural menstrual cycles (ranging from 21 to 35 days (inclusive)) before and during the screening period.
5. Agree to switch from her usual analgesic medication to only that which is permitted in the study from the screening period to the end of treatment and agree to stop using other treatments for endometriosis.
6. Agree to use non-hormonal contraception from the time of signing the informed consent until 4 weeks after the last dose of the study medication.

Exclusion Criteria

1. Participants who have previously received hysterectomy and/or bilateral oophorectomy, or plan to undergo these procedures during the study period.
2. Participants who suffer from chronic pelvic and/or non-pelvic pain that is not caused by EM and require chronic analgesia or other chronic treatment, which is expected to affect the assessment of EAP.
3. Pelvic ultrasound screening indicating a need for surgery or suspicion of malignancy.
4. Participants with abnormal and undiagnosed vaginal and/or uterine bleeding within 3 months prior to screening.
5. Participants who plan to schedule elective surgery during the study; or those who have had a surgery within 4 months prior to screening and need ongoing pain management.
6. History of severe depression or post-traumatic stress disorder within the two years prior to screening, or history of any other severe mental disorder at any time.
7. History of drug or alcohol abuse within the six months prior to screening.
8. Participants who have participated in any other interventional clinical trial (including clinical trials of drugs and devices) within 1 month prior to screening.
9. Have used a prohibited long-acting anesthetic or immediate-release anesthetic for more than 2 consecutive weeks for the treatment of endometriosis associated pain in the 6 months prior to screening.
10. Participant is pregnant, breast feeding, or planning a pregnancy.
Minimum Eligible Age

18 Years

Maximum Eligible Age

49 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Changchun GeneScience Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Peking University First Hospital

Beijing, Beijing Municipality, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Jingsi Li

Role: CONTACT

+86 18301941524

Facility Contacts

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Yingfang Zhou, Doctor

Role: primary

+86 13501238853

Chao Peng, Doctor

Role: backup

+86 13661097766

Other Identifiers

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GenSci048-205

Identifier Type: -

Identifier Source: org_study_id

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