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A multicenter, prospective, observational, real-world cohort study evaluating the efficacy and safety of lecanemab combined with rivastigmine transdermal patch compared to lecanemab monotherapy in early Alzheimer's disease.

A multicenter, prospective, observational, real-world cohort study evaluating the efficacy and safety of lecanemab combined with rivastigmine transdermal patch compared to lecanemab monotherapy in early Alzheimer's disease

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600127922
Enrollment
Unknown
Registered
2026-07-09
Start date
2026-07-15
Completion date
Unknown
Last updated
2026-07-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Alzheimers disease

Interventions

Combination therapy cohort (treated with lecanemumab combined with Lisi's transdermal patch):None
Monotherapy cohort (receiving only conventional treatment with lecanemumab):None

Sponsors

Fujian Medical University Union Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. Male or female patients aged 50 to 90 years (inclusive); 2. Confirmed diagnosis of mild cognitive impairment (MCI) due to Alzheimer's disease (AD) or mild AD dementia according to the National Institute on Aging-Alzheimer's Association (NIA-AA) diagnostic criteria, with evidence of amyloid beta (Aß) pathology; 3. Prior to enrollment, a clinical decision has already been made according to routine clinical practice to treat the patient with lecanemab (monotherapy cohort) or lecanemab in combination with the rivastigmine transdermal patch (combination therapy cohort); 4. The patient or their legally authorized representative is able to understand and voluntarily sign the written informed consent form (ICF); 5. The patient has a consistent and reliable caregiver who is able to accompany them to study visits and provide relevant information.

Exclusion criteria

Exclusion criteria: 1. Diagnosis of mixed dementia (e.g., AD combined with vascular dementia), or cognitive impairment caused by other neurodegenerative diseases (e.g., frontotemporal dementia, dementia with Lewy bodies, Parkinson's disease dementia); 2. Known hypersensitivity (allergy) to lecanemab, rivastigmine, or any of their excipients; 3. History of severe asthma or severe arrhythmia (e.g., sick sinus syndrome, severe sinus bradycardia, second- or third-degree atrioventricular block); 4. Currently participating in any interventional clinical trial (including drugs, devices, or biologics); 5. Any medical, psychological, or social condition that, in the judgment of the investigator, may affect study compliance, data collection, or patient safety.

Design outcomes

Primary

MeasureTime frame
Change from baseline in ADAS-cog score;

Secondary

MeasureTime frame
Change from baseline in Neuropsychiatric Inventory score;Treatment compliance score (based on patch usage records);Incidence of adverse events and serious adverse events;Caregiver burden assessment;Change from baseline in MMSE/MoCA scores;Change from baseline in ADCS-ADL (Activities of Daily Living) score;

Countries

China

Contacts

Public ContactYe Qinyong

Fujian Medical University Union Hospital

unionqyye@163.com+86 591 86218455

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jul 23, 2026