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Screening Study to Determine Individuals With Potential Trial Eligibility for Alzheimer's Disease Studies

Study acronym: TRAVELLER
StatusRecruiting
PhasePhase 3
Started2025-07-02
View on ClinicalTrials.gov ↗

Amendment history

2026-09-22
Trial sites expanded: 212 → 229 locations
2026-08-20
Study Status, Contacts/Locations v12
Study sites211→212
2026-07-22
Study Status, Conditions, Study Design, Eligibility, Contacts/Locations v11
Enrollment increased: 13000 → 80000 participants
Eligibility criteria+355 characters
Inclusion Criteria: -Ability Reportand willingness to participate in an interventional clinical study, including meeting key eligibility criteria of objectivelinked orinterventional subjectiveRoche memoryAD concernsstudies (bye.g., thespecific participantage ranges) Ability and/or their informant) within the last year with or without a previous clinical diagnosis of MCI or dementia duewillingness to receive information about potential eligibility in an associated interventional Roche AD. study Exclusion Criteria: Dependency in basic activities of daily [...] pant's safe participation and completion o [...]
Study sitesdetails revised at 7 of 211 sites
2026-07-03
Study Status, Contacts/Locations, References v10
Study sites211 entries, revised
Chonnam National University Hwasun Hospital
2026-06-03
Study Status, Contacts/Locations v9
Study sites211 entries, revised
Chonnam National University Hwasun Hospital
2026-05-04
Study Status, Contacts/Locations v8
Study sites211 entries, revised
Tokyo Metropolitan GeriatricInstitute Hospitalfor Geriatrics and Gerontology
2026-04-03
Study Status, Contacts/Locations v7
Trial sites expanded: 207 → 211 locations
2026-03-06
Study Status, Contacts/Locations v6
Study sites202→207
2026-02-06
Study Status, Contacts/Locations v5
Study sites186→202
2026-01-09
Study Status, Contacts/Locations v4
Study sites179→186
2025-12-12
Study Status, Contacts/Locations v3
Study sites152→179
2025-11-14
Study Status, Contacts/Locations v2
Study sites140→152
2025-10-17
Study Status, Contacts/Locations v1
Study sites103→140
2025-09-15
Original filing
This study is a pre-screening process used to assess participants' potential eligibility for Roche interventional Alzheimer's disease studies.
Trial Details
NCT Number NCT07177352
Lead Sponsor Hoffmann-La Roche
Conditions Alzheimers Disease
Enrollment 80,000 participants
Start Date 2025-07-02
Primary Completion 2035-07-31 (estimated)
Study Completion 2035-07-31 (estimated)
Updated on ClinicalTrials.gov 2026-09-21