Ireland
--:--IST
Priya Life Science Clinical trial register
Trackers› Clinical trials› Rennes
Clinical trial register · France

Clinical Trials in Rennes, 2026

Every study on the ClinicalTrials.gov registry that lists a site in France and is open, about to open, active-but-closed, or enrolling by invitation. Filter it, cite it, and take it away as a file.

Download CSV
Source: ClinicalTrials.gov, U.S. National Library of Medicine. Complete coverage — all 9722 matching records held by the registry are in this view. Synced 29 Oct 2026, 03:20 UTC
9722
Studies in scope
all four open statuses
6047
Recruiting now
open to new participants
1031
Lead sponsors
across recruiting studies
Top sites
Paris 46 Marseille 38 Toulouse 32 Bordeaux 29 Lille 23
Narrow the registerReset
Recruitment status
Phase
Site location
Paris46 Marseille38 Toulouse32 Bordeaux29 Lille23
All 72 locations
Target enrolment
to

Trials with a site in Rennes

16 of 9722 studies
Download
Status
Study
Lead sponsor
Phase
Enrol
Sites in France
Start
Recruiting
Merck Sharp & Dohme LLC
Phase 1/2
140
Strasbourg, Toulouse, Rennes, Vandœuvre-lès-Nancy, Villejuif
2025-07-20
Recruiting
A Clinical Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) in People With Breast Cancer (MK-2870-032)
NCT06966700Breast Neoplasms, Triple Negative Breast Neoplasms, HR Low-Positive/HER2-Negative Breast Neoplasms
Merck Sharp & Dohme LLC
Phase 3
2,400
Marseille, Dijon, Saint-Cloud, Montpellier, Rennes, Pierre-Bénite, Amiens, Créteil
2025-06-30
Recruiting
Merck Sharp & Dohme LLC
Phase 1/2
270
Marseille, Rennes, Lille, Villejuif
2025-03-25
Active, closed
Merck Sharp & Dohme LLC
Phase 1/2
180
Lyon, Clichy, Rennes
2024-11-03
Active, closed
Merck Sharp & Dohme LLC
Phase 3
473
Bordeaux, Lyon, Caen, Toulouse, Lille, Rennes, Poitiers, Paris
2024-05-03
Recruiting
Merck Sharp & Dohme LLC
Phase 3
1,310
Lille, Strasbourg, Nîmes, Rennes, Clermont-Ferrand, Bayonne, Villejuif, Paris
2023-12-31
Active, closed
Merck Sharp & Dohme LLC
Phase 3
340
Rennes, Tours, Limoges, Vandœuvre-lès-Nancy, Roubaix, Pierre-Bénite, Paris
2023-12-31
Active, closed
Merck Sharp & Dohme LLC
Phase 3
14,550
Grenoble, Chambray-lès-Tours, Orléans, Dijon, Le Coudray, Nîmes, Limoges, Rennes
2023-10-09
Active, closed
Merck Sharp & Dohme LLC
Phase 3
1,089
Nice, Marseille, Dijon, Besançon, Bordeaux, Rennes, Lille, Pierre-Bénite
2023-07-19
Active, closed
Merck Sharp & Dohme LLC
Phase 3
1,800
Lyon, Strasbourg, Rennes, Chambray-lès-Tours, Besançon, Angers, Paris, Villejuif
2022-03-15
Active, closed
Merck Sharp & Dohme LLC
Phase 3
643
Brest, Caen, Limoges, Saint-Cloud, Rennes, Montpellier, Nantes
2021-12-13
Active, closed
Merck Sharp & Dohme LLC
Phase 2
730
Rennes, Besançon, Brest, Montpellier, La Tronche, Avignon, Clichy
2021-08-18
Active, closed
Merck Sharp & Dohme LLC
Phase 3
6,033
Dijon, Montpellier, Rennes, Nantes, Paris
2020-02-27
Active, closed
Merck Sharp & Dohme LLC
Phase 3
1,397
Dijon, Rennes, Suresnes, Lille, Créteil
2018-12-24
Active, closed
Merck Sharp & Dohme LLC
Phase 3
976
Marseille, Dijon, Bordeaux, Toulouse, Boulogne-Billancourt, Montpellier, Rennes, Angers
2018-09-12
Rows per page Showing 1–16 of 16
1
Cite this view

Priya Life Science (2026). Clinical trial register: studies with a French investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 29 October 2026. https://priyalifescience.com/clinical-trials-france/city/rennes

Query this register directly
GET /api/trials?country=in&status=recruiting&format=json Try it now →

About this register

This register is built from ClinicalTrials.gov, the trial registry run by the U.S. National Library of Medicine. It includes every study on the registry that lists at least one investigative site in France and is recruiting, not yet recruiting, active but no longer recruiting, or enrolling by invitation: 9,722 studies in total at the last sync on 29 Oct 2026, 03:20 UTC. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 16 of those studies with a site in Rennes that also match the filters currently applied.

How many clinical trials are recruiting in Rennes?

5 of the 16 studies on this page are recruiting new participants as of the 29 Oct 2026, 03:20 UTC sync. A further 0 have not yet opened recruitment, 11 are active but closed to new participants, and 0 are enrolling by invitation only. Eligibility for any study is decided by its study team.

Summary by phase

Studies by phase (Rennes), 16 studies
PhaseStudiesRecruitingShare
Phase 312375%
Phase 1/23218.8%
Phase 2106.3%

Most active sponsors

Lead sponsors with the most studies (Rennes)
Lead sponsorStudiesRecruiting
Merck Sharp & Dohme LLC165
Listing here is informational and not medical advice; eligibility is determined by each study team. See also the Ireland, UK, EU, USA and China registers.