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Trackers› Clinical trials› Roma
Clinical trial register · Italy

Clinical Trials in Roma, 2026

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

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Source: ClinicalTrials.gov, U.S. National Library of Medicine. Complete coverage — all 6791 matching records held by the registry are in this view. Synced 11 Oct 2026, 03:19 UTC
6791
Studies in scope
all four open statuses
4079
Recruiting now
open to new participants
1019
Lead sponsors
across recruiting studies
Top sites
Milan 60 Roma 44 Bologna 26 Rozzano 20 Naples 20
Narrow the registerReset
Recruitment status
Phase
Lead sponsor
Fondazione Policlinico Universitario Agostino Gemelli IRCCS197 AstraZeneca71 Novartis Pharmaceuticals52 Janssen Research & Development, LLC44 Merck Sharp & Dohme LLC43 Clear sponsor filter
Site location
Milan60 Roma44 Bologna26 Rozzano20 Naples20
All 86 locations
Target enrolment
to

Trials with a site in Roma

44 of 6791 studies
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Status
Study
Lead sponsor
Phase
Enrol
Sites in Italy
Start
Recruiting
Janssen Research & Development, LLC
Phase 3
530
Bologna, Bolzano, Genova, Milan, Roma, Rozzano, Torino
2026-04-21
Recruiting
Janssen Research & Development, LLC
Phase 3
600
Ancona, Catania, Milan, Perugia, Roma, Rozzano, Torino, Udine
2026-03-05
Active, closed
Janssen Research & Development, LLC
Phase 2
168
Bergamo, Bologna, Cuneo, Florence, Palermo, Pavia, Pescara, Roma
2026-02-08
Recruiting
Janssen Research & Development, LLC
Phase 3
400
Alessandria, Brescia, Milan, Pisa, Reggio Emilia, Roma, Rozzano, San Giovanni Rotondo
2026-02-04
Recruiting
Janssen Research & Development, LLC
Phase 3
800
Florence, Localita La Schiana Pozzuoli, Milan, Roma, Torino
2025-12-19
Recruiting
A Study on Hemolytic Disease of the Fetus and Newborn (HDFN) Through Global Registry
NCT07194070Hemolytic Disease of the Fetus and Newborn
Janssen Research & Development, LLC
Observational
175
Milan, Roma
2025-12-17
Recruiting
Janssen Research & Development, LLC
Phase 3
500
Milan, Naples, Palermo, Pavia, Roma, Rozzano
2025-12-03
Recruiting
Janssen Research & Development, LLC
Phase 2/3
1,092
Cagliari, Milan, Monza, Negrar-Verona, Roma, Rozzano, Torino
2025-10-03
Recruiting
Janssen Research & Development, LLC
Phase 3
882
Bologna, Florence, Milan, Negrar-Verona, Roma, Rozzano, San Giovanni Rotondo
2025-10-01
Recruiting
Janssen Research & Development, LLC
Phase 3
220
Bergamo, Brescia, Genova, Milan, Naples, Roma, Sanatorio San Luigi, Udine
2025-09-10
Recruiting
Janssen Research & Development, LLC
Phase 3
1,203
Foggia, Milan, Naples, Padova, Palermo, Roma, Rozzano, Torino
2025-09-02
Recruiting
Janssen Research & Development, LLC
Phase 3
750
Ancona, Brescia, Catania, Milan, Naples, Pavia, Roma, Rozzano
2025-01-09
Recruiting
Janssen Research & Development, LLC
Phase 2
480
Orbassano, Padova, Ravenna, Roma, Rozzano
2024-12-16
Active, closed
Janssen Research & Development, LLC
Phase 3
655
Milan, Palermo, Perugia, Pisa, Roma, Rozzano, Udine
2024-12-04
Recruiting
A Long-term Extension (LTE) Study of Guselkumab in Pediatric Participants
NCT06663332Crohns Disease, Colitis, Ulcerative, Arthritis, Psoriatic, Arthritis, Juvenile
DrugGuselkumab
Janssen Research & Development, LLC
Phase 3
196
Bergamo, Bologna, Roma, San Giovanni Rotondo, Trieste
2024-10-29
Recruiting
Janssen Research & Development, LLC
Phase 2/3
274
Ferrara, Milan, Naples, Roma
2024-09-19
Recruiting
Janssen Research & Development, LLC
Phase 3
752
Brescia, Catania, Chieti, Genova, Monza, Pisa, Roma, Salerno
2024-07-25
Recruiting
Janssen Research & Development, LLC
Phase 3
641
Arezzo, Bergamo, Brescia, Milan, Roma, Rozzano, Torino
2024-04-18
Active, closed
Janssen Research & Development, LLC
Phase 3
272
Arezzo, Milan, Province of Macerata, Ravenna, Roma, Rozzano, Torino
2024-04-09
Recruiting
Janssen Research & Development, LLC
Phase 3
120
Alessandria, Bergamo, Bologna, Florence, Milan, Roma
2024-03-13
Active, closed
Janssen Research & Development, LLC
Phase 3
112
Bergamo, Bologna, Florence, Pescara, Roma, San Giovanni Rotondo, Trieste
2024-01-19
Recruiting
Janssen Research & Development, LLC
Phase 3
120
Roma
2023-12-20
Active, closed
Janssen Research & Development, LLC
Phase 3
684
Palermo, Parma, Roma, Rozzano
2023-10-12
Active, closed
Janssen Research & Development, LLC
Phase 3
614
Bologna, Milan, Palermo, Pisa, Reggio Emilia, Roma, Siena, Turin
2023-03-29
Active, closed
Janssen Research & Development, LLC
Phase 3
213
Roma
2022-12-15
Recruiting
Janssen Research & Development, LLC
Phase 3
1,590
Bergamo, Bologna, Florence, Milan, Naples, Pavia, Roma, Rozzano
2022-10-25
Recruiting
Janssen Research & Development, LLC
Phase 2/3
201
Catania, Genova, Milan, Naples, Orbassano, Pavia, Roma, Rozzano
2022-09-23
Active, closed
Janssen Research & Development, LLC
Phase 3
418
Bari, Bologna, Milan, Orbassano, Padova, Ravenna, Roma, Rome
2022-08-05
Active, closed
Janssen Research & Development, LLC
Phase 2
36
Ancona, Milan, Pavia, Roma
2022-07-05
Active, closed
Janssen Research & Development, LLC
Phase 2
151
Naples, Pavia, Roma
2022-03-01
Active, closed
Janssen Research & Development, LLC
Phase 3
350
Bologna, Milan, Roma
2022-01-19
Active, closed
Janssen Research & Development, LLC
Phase 3
776
Aviano, Meldola, Milan, Parma, Ravenna, Roma, Verona
2021-11-17
Active, closed
Janssen Research & Development, LLC
Phase 3
587
Bari, Bergamo, Bologna, Florence, Meldola, Pavia, Roma, Turin
2021-10-14
Active, closed
Janssen Research & Development, LLC
Phase 4
411
Ancona, Monserrato, Reggio Emilia, Roma, Rozzano (MI), Verona
2021-08-30
Recruiting
Janssen Research & Development, LLC
Phase 3
199
Catania, Cefalù, Milan, Naples, Pavia, Roma
2021-07-15
Active, closed
Janssen Research & Development, LLC
Phase 2
220
Bari, Florence, Genova, Milan, Pisa, Roma, Rome, Torino
2020-12-18
Active, closed
Janssen Research & Development, LLC
Phase 3
308
Bologna, Catania, Meldola, Milan, Monza, Ravenna, Roma, Rozzano
2020-10-13
Active, closed
Janssen Research & Development, LLC
Phase 3
419
Bologna, Milan, Roma, Turin
2020-06-12
Active, closed
Janssen Research & Development, LLC
Phase 2/3
1,064
Bologna, Milan, Negrar, Padova, Palermo, Rho, Roma, Rozzano
2019-09-26
Active, closed
Janssen Research & Development, LLC
Phase 2/3
118
Ascoli Piceno, Brescia, Catania, Florence, Milan, Monza, Novara, Roma
2019-08-15
Active, closed
Janssen Research & Development, LLC
Phase 3
765
Faenza, Milan, Naples, Padova, Parma, Perugia, Pisa, Roma
2019-01-25
Active, closed
Janssen Research & Development, LLC
Phase 3
84
Bologna, Florence, Messina, Roma, San Giovanni Rotondo, Trieste
2018-10-29
Active, closed
Janssen Research & Development, LLC
Phase 2/3
1,409
Bologna, Cagliari, Cento, Messina, Milan, Padova, Roma, Rome
2018-04-13
Active, closed
A Long-term Extension Study of PCI-32765 (Ibrutinib)
NCT01804686Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma, Mantle Cell Lymphoma, Follicular Lymphoma
DrugIbrutinib
Janssen Research & Development, LLC
Phase 3
539
Milan, Roma, Torino
2013-09-09
Rows per page Showing 1–44 of 44
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Cite this view

Priya Life Science (2026). Clinical trial register: studies with an Italian investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 11 October 2026. https://priyalifescience.com/clinical-trials-italy/city/roma

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 Italy and is recruiting, not yet recruiting, active but no longer recruiting, or enrolling by invitation: 6,791 studies in total at the last sync on 11 Oct 2026, 03:19 UTC. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 44 of those studies with a site in Roma that also match the filters currently applied.

How many clinical trials are recruiting in Roma?

21 of the 44 studies on this page are recruiting new participants as of the 11 Oct 2026, 03:19 UTC sync. A further 0 have not yet opened recruitment, 23 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 (Roma), 44 studies
PhaseStudiesRecruitingShare
Phase 3311670.5%
Phase 2/36313.6%
Phase 25111.4%
Observational112.3%
Phase 4102.3%

Most active sponsors

Lead sponsors with the most studies (Roma)
Lead sponsorStudiesRecruiting
Janssen Research & Development, LLC4421
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.