A Phase 3 Study to Confirm the Efficacy and Safety of Linzagolix to Treat Endometriosis-associated Pain

• Status: Terminated
• Trial end date: 2021-02-16
• Target enrollment: 0
• Participant gender: Female

Summary

The primary objective of this study is to demonstrate the efficacy and safety of linzagolix administered orally once daily for 3 months at a dose of 75 mg alone or of 200 mg in combination with add-back hormone replacement therapy (ABT: estradiol (E2) 1 mg / norethisterone acetate (NETA) 0.5 mg) versus placebo, in the management of moderate to severe endometriosis-associated pain (EAP).

• Phase: Phase 3
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: ObsEva SA

Criteria

Key Inclusion Criteria:

The subject must have:

• Her most recent surgical and - if available - histological diagnosis of pelvic endometriosis up to 10 years before screening.

• Moderate to severe endometriosis-associated pain during the screening period.

• Regular menstrual cycles.

• BMI ≥ 18 kg/m2 at the screening visit.

Key Exclusion Criteria:

The subject will be excluded if she:

• Is pregnant or breast feeding or is planning a pregnancy within the duration of the treatment period of the study.

• Is less than 6 months postpartum or 3 months postabortion/ miscarriage at the time of entry into the screening period.

• Has had a surgical history of any major abdominal surgery within 6 months or any interventional surgery for endometriosis performed within a period of 2 months before screening.

• Did not respond to prior treatment with GnRH agonists or GnRH antagonists for endometriosis.

• Has a history of, or known, osteoporosis or other metabolic bone disease.

• Has chronic pelvic pain that is not caused by endometriosis and requires chronic analgesic or other chronic therapy which would interfere with the assessment of endometriosis-associated pain.