Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 23, 2026, 10:32 AM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
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Conditions
Endometriosis
Interventions
75 mg linzagolix tablet, 200 mg linzagolix tablet, Placebo tablet to match 75 mg linzagolix tablet, Placebo tablet to match 200 mg linzagolix tablet, Add-back capsule (E2 1 mg / NETA 0.5 mg), Placebo capsule to match Add-back capsule
Drug
Lead sponsor
Kissei Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
356 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
8
States / cities
Dothan, Alabama • Homestead, Florida • Tampa, Florida + 5 more
Conditions
Endometriosis
Interventions
75 mg linzagolix tablet, 200 mg linzagolix tablet, Add-back capsule (E2 1 mg / NETA 0.5 mg), Placebo tablet to match 75 mg linzagolix tablet, Placebo tablet to match 200 mg linzagolix tablet, Placebo capsule to match Add-back capsule
Drug
Lead sponsor
Kissei Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
486 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
22
States / cities
Birmingham, Alabama • Dothan, Alabama • Chiefland, Florida + 19 more
Conditions
Endometriosis
Interventions
75 mg linzagolix tablet, 200 mg linzagolix tablet, Add-back capsule (E2 1 mg / NETA 0.5 mg), Placebo tablet to match 75 mg linzagolix tablet, Placebo tablet to match 200 mg linzagolix tablet, Placebo capsule to match Add-back capsule
Drug
Lead sponsor
Kissei Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
107
States / cities
Birmingham, Alabama • Mesa, Arizona • Phoenix, Arizona + 79 more
Conditions
Endometriosis
Interventions
75 mg linzagolix tablet, 200 mg linzagolix tablet, Add-back capsule (E2 1 mg / NETA 0.5 mg), Placebo tablet to match 75 mg linzagolix tablet, Placebo tablet to match 200 mg linzagolix tablet, Placebo capsule to match Add-back capsule
Drug
Lead sponsor
Kissei Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
23
States / cities
Little Rock, Arkansas • Norwalk, California • Greenwood Village, Colorado + 17 more