# A Clinical Study of KLH-2109 in Patients With Endometriosis

> **NCT07015268** · PHASE3 · ACTIVE_NOT_RECRUITING · sponsor: **Kissei Pharmaceutical Co., Ltd.** · enrollment: 288 (estimated)

## Conditions studied

- Endometriosis

## Interventions

- **DRUG:** KLH-2109
- **DRUG:** Leuprorelin acetate

## Key facts

- **NCT ID:** NCT07015268
- **Lead sponsor:** Kissei Pharmaceutical Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2025-06-09
- **Primary completion:** 2027-11
- **Final completion:** 2027-11
- **Target enrollment:** 288 (ESTIMATED)
- **Last updated:** 2026-03-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07015268

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07015268, "A Clinical Study of KLH-2109 in Patients With Endometriosis". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT07015268. Licensed CC0.

---

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