First-in-Human Study of RO7812653

2025-522101-37-00 Protocol BP45770 Human pharmacology (Phase I) - First administration to humans Authorised, recruiting

Start 17 Feb 2026 · Status Authorised, recruiting · 4 EU/EEA countries · 10 sites · Protocol BP45770

Overview

Sponsor-declared trial summary

Phase Human pharmacology (Phase I) - First administration to humans
Status Authorised, recruiting
Participants planned 187
Countries 4
Sites 10

Early Symptomatic Alzheimer’s Disease (eAD), (Mild Cognitive Impairment due to AD, or probable AD dementia)

Key facts

Sponsor
F. Hoffmann-La Roche AG
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Not possible to specify, Diseases [C] - Nervous System Diseases [C10]
Trial duration
17 Feb 2026 → ongoing
Decision date (initial)
2025-12-02
Transition trial
No
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Early Symptomatic Alzheimer’s Disease (eAD), (Mild Cognitive Impairment due to AD, or probable AD dementia)

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

F. Hoffmann-La Roche AG

Sponsor organisation
F. Hoffmann-La Roche AG
Address
Grenzacherstrasse 124
City
Basel
Postcode
4058
Country
Switzerland

Scientific contact point

Organisation
F. Hoffmann-La Roche AG
Contact name
Trial Information System - TISL

Public contact point

Organisation
F. Hoffmann-La Roche AG
Contact name
Trial Information System - TISL

Locations

4 EU/EEA countries · 10 investigational sites

By country

CountryMS statusPlanned subjectsSites
Netherlands Authorised, recruiting 12 1
Poland Authorised, recruitment pending 31 3
Spain Authorised, recruiting 50 4
Sweden Ongoing, recruiting 24 2
Rest of world
Canada, United Kingdom
70

Investigational sites

Netherlands

1 site · Authorised, recruiting
Brain Research Center Amsterdam B.V.
Neurology, Cronenburg 2, 1081 GN, Amsterdam

Poland

3 sites · Authorised, recruitment pending
Krakowska Akademia Neurologii Sp. z o.o.
N/A, Ul. Arianska 7/3, 31-505, Cracow
Revit Sp. z o.o.
Podlaskie Centrum Psychogeriatrii, Ul. Swobodna 38, 15-756, Bialystok
Centrum Medyczne Neuroprotect
N/A, Ul. Klaudyny 16c, 1 Piętro, Warsaw

Spain

4 sites · Authorised, recruiting
Hospital De La Santa Creu I Sant Pau
Neurology, Calle De San Antonio Maria Claret 167, 08025, Barcelona
Hospital Universitari General De Catalunya
Neurology, Carrer Pedro I Pons 1, 08195, Sant Cugat Del Valles
Fundacio Ace Institut Catala De Neurociencies Aplicades
Neurology, Gran Via De Carles III 85 Bis, 08028, Barcelona
Hospital Universitario Reina Sofia
Neurology, Avenida Menendez Pidal S/n, 14004, Cordoba

Sweden

2 sites · Ongoing, recruiting
Karolinska University Hospital
Karolinska Universitetssjukhuset, Halsovagen, Flemingsberg, Huddinge
Sahlgrenska University Hospital-Vaestra Goetalandsregionen
Sahlgrenska Universitetssjukhuset, Bla Straket 5, Goteborgs Annedal, Goteborg

Country notifications

Trial-start, recruitment-start, end and early-termination notifications submitted per Member State

Country Trial startTrial end Recruitment startRecruitment end Early termination
Netherlands 2026-02-17
Spain 2026-05-07
Sweden 2026-03-25 2026-04-07

Application history

3 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2025-08-07 Spain Acceptable with conditions
2025-12-01
2025-12-02
2 NON SUBSTANTIAL MODIFICATION NSM-1 2026-01-27 Spain Acceptable with conditions
2025-12-01
2026-01-27
3 NON SUBSTANTIAL MODIFICATION NSM-2 2026-02-11 Spain Acceptable with conditions
2025-12-01
2026-02-11