16+
Major trials tracked
Women's health · Live ClinicalTrials.gov data
Fezolinetant (Veozah) clinical trial pipeline
The timeline below tracks the 16 largest phase 2–4 fezolinetant trials on ClinicalTrials.gov by enrolment, 2 of them actively recruiting. The next phase 3 primary completion among them is expected Nov 2029. Refreshed daily — add up to four competitors to compare pipelines side by side.
10
Phase 3 trials
2
Actively recruiting
Nov 2029
Next phase 3 primary completion
6,685
Participants across trials
Astellas Pharma Global Development, Inc.
Lead sponsor by trial count
fezolinetant (16)4 active2015–2031
fezolinetant
'15
'17
'19
'21
'23
'25
'27
'29
'31
fezolinetant
Trial to Investigate the Effect of ESN364 in Early Postmenopausal Women Suffering From Hot FlashesP2
A Dose-ranging Study of the Efficacy of ESN364 in Postmenopausal Women Suffering Vasomotor Symptoms (Hot Flashes)P2
Skylight 4P3
Skylight 2P3
Skylight 1P3
Moonlight 1P3
Moonlight 3P3
DaylightP3
StarlightP2
Starlight 2P3
Starlight 3P3
A Study to Confirm if Fezolinetant Helps Reduce Hot Flashes in Women With Breast Cancer Who Are Having Hormone TherapyP3
A Study to Confirm if Fezolinetant Helps Reduce Hot Flashes in Chinese Women Going Through MenopauseP2
FLASH-Breast: Evaluating the Efficacy of Fezolinetant in Reducing Vasomotor Symptoms in Women With Breast Cancer on Endocrine TherapyP2
Focusing on the Menopausal Transition to Improve Mid-Life Women's HealthP2
FAVES-BP3
Upcoming readouts
3 ahead · fezolinetant
Select a trial to load its full ClinicalTrials.gov record.
Key fezolinetant trials
Top 12 of the 16 tracked phase 2–4 trials, ordered by phase and status. Each links to its full ClinicalTrials.gov record.
| Trial | Title | Phase | Status | Primary completion |
|---|---|---|---|---|
| NCT06440967 | A Study to Confirm if Fezolinetant Helps Reduce Hot Flashes in Women With Breast Cancer Who Are Having Hormone… | Phase 3 | Active, not recruiting | Jun 2026 |
| NCT07606664 | FAVES-B — Fezolinetant and Vascular Health and Brain Health | Phase 3 | Not yet recruiting | Nov 2029 |
| NCT04003142 | Skylight 2 — A Study to Find Out if Fezolinetant Helps Reduce Moderate to Severe Hot Flashes in Women Going Through Menopau… | Phase 3 | Completed | Jul 2020 |
| NCT04003155 | Skylight 1 — A Study to Find Out if Fezolinetant Helps Reduce Moderate to Severe Hot Flashes in Women Going Through Menopau… | Phase 3 | Completed | Oct 2020 |
| NCT04003389 | Skylight 4 — A Study to Find Out How Safe Long-term Treatment With Fezolinetant is in Women With Hot Flashes Going Through … | Phase 3 | Completed | Jan 2022 |
| NCT04234204 | Moonlight 1 — A Study to Find Out if Fezolinetant Helps Reduce Moderate to Severe Hot Flashes in Women in Asia Going Through… | Phase 3 | Completed | Apr 2022 |
| NCT04451226 | Moonlight 3 — A Study to Assess the Safety and Tolerability of Fezolinetant in Women Seeking Treatment for Relief of Vasomot… | Phase 3 | Completed | Jun 2022 |
| NCT05033886 | Daylight — A Study of Fezolinetant to Treat Hot Flashes in Women Going Through Menopause | Phase 3 | Completed | Mar 2023 |
| NCT06206408 | Starlight 2 — A Study to Confirm if Fezolinetant Helps Reduce Hot Flashes in Japanese Women Going Through Menopause | Phase 3 | Completed | Oct 2025 |
| NCT06206421 | Starlight 3 — A Study to Assess Long-term Safety of Fezolinetant Given to Japanese Women Going Through Menopause | Phase 3 | Completed | Mar 2026 |
| NCT06917313 | FLASH-Breast: Evaluating the Efficacy of Fezolinetant in Reducing Vasomotor Symptoms in Women With Breast Canc… | Phase 2 | Recruiting | Mar 2028 |
| NCT06975111 | Focusing on the Menopausal Transition to Improve Mid-Life Women's Health | Phase 2 | Recruiting | Oct 2029 |
Related drug pipelines
FAQ
- How many clinical trials are running for fezolinetant?
- ClinicalTrials.gov lists more than 16 phase 2–4 fezolinetant trials. This page tracks the 16 largest by enrolment: 6 phase 2, 10 phase 3, and 0 phase 4 among them, with 2 actively recruiting. Updated daily.
- Where does this data come from?
- All trial data is sourced from ClinicalTrials.gov (CTGov) and refreshed on this page daily.
- Can I compare fezolinetant against other drugs?
- Yes. The free ComplyRx Trial Pipeline tool compares up to five drugs side by side on one timeline, with PNG and PDF export. Add any competitor in the search box above.
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