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MedCanDem

CompletedPhase 2 / PHASE3

MEDical CANnabis for Improving Symptoms During Severe DEMentia Disorders in Long-term Care Facility in Geneva

Randomized Double-blind Cross-over Placebo-controlled Trial to Study the Impact on Behavioral and Psychological Symptoms of Dementia of Medical Cannabinoids (CBD/THC) in Patients with Severe Dementia in Long-term Care Facilities in Geneva

Asset

Cannabis Sativa Oil

Listed sites

1

Recruiting sites

-

Enrollment

27

actual

Study population

Alzheimer’s disease, Vascular cognitive impairment / dementia, Mixed / unspecified dementia

Key I/E criterion

Multiple dementia etiologies

Primary endpoint

Cohen-Mansfield Agitation Inventory Scale (CMAI)

Footprint

Where this trial recruits

Site locations as reported to ClinicalTrials.gov. Site count is not enrollment count; per-site enrollment is not available from source.

Identifiers

Registered as

Org study IDMedCanDem
NCT IDNCT05432206

Timeline

Milestones

Study first posted2022-06-27actual
Study start2023-09-29actual
Primary completion2024-11-29actual
Study completion2024-11-29actual
Last update posted2024-12-17actual

Assets

Drug assets

Study populations

Who this study enrolls

Alzheimer’s diseaseVascular cognitive impairment / dementiaMixed / unspecified dementia

Eligibility

Who can enroll

Minimum age55 Years
SexAll
Healthy volunteersNot accepted

Inclusion criteria

Patients with severe dementia from different origins (Alzheimer's disease, vascular, mixed)
Clinical Dementia Rating ≥3
Persisting behavior problems (Neuropsychiatric Inventory [NPI] score > 10) notwithstanding optimal conventional treatment
SARS-CoV-2 recovered for two weeks, or SARS-CoV-2 fully vaccinated
Consent obtained from the representative in the medical field according to art 378 Swiss Civil Code (SCC)

Exclusion criteria

Severe organ deficiency such as cardiac, pulmonary, hepatic, renal insufficiency, or unstable heart rhythm
Symptomatic orthostatic hypotension
Major changes or instability of psychotropic medication in the week preceding the study enrolment
Having taken THC and/or CBD in the 7 days before enrolment
Hemoglobin < 10 g/dl
Severe kidney failure defined by cockcroft calculation <30 ml/mn
Alanine aminotransferase and aspartate aminotransferase > 3x upper limit of normal
Any other medical conditions that would prevent participation in the whole study protocol.

Endpoints (17)

What's being measured

Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.

Coverage by outcome category

Other (unclassified)
14
Behavior / neuropsychiatric
2
Other clinical outcomes
1

Behavior / neuropsychiatric

2 endpoints
Primary/protocol endpoint

Cohen-Mansfield Agitation Inventory Scale (CMAI)

Time frame:4 and 8 weeks - after 1 week washout

change from baseline, improvement

Secondary/protocol endpoint

Neuropsychiatric Inventory (NPI)

Time frame:4 and 8 weeks - after 1 week wash-out

Neuropsychiatric Inventory (NPI)

change from baseline, improvement

Other clinical outcomes

1 endpoint
Other/protocol endpoint

Blood pressure

Time frame:through study completion, an average of 5 months

descriptive

Other (unclassified)

14 endpoints
Secondary/protocol endpoint/low confidence

Unified Parkinson disease rigidity scale (UPDRS)

Time frame:4 and 8 weeks - after 1 week wash-out

change from baseline, improvement

Secondary/protocol endpoint/low confidence

Pain (Doloplus)

Time frame:4 and 8 weeks - after 1 week wash-out

change from baseline, improvement

Secondary/protocol endpoint/low confidence

Daily activity

Time frame:4 and 8 weeks - after 1 week wash-out

change from baseline, improvement

Secondary/protocol endpoint/low confidence

Behavioral Trouble

Time frame:4 and 8 weeks - after 1 week wash-out

change from baseline, improvement

Secondary/protocol endpoint/low confidence

Team

Time frame:4 and 8 weeks - after 1 week wash-out

ratio, descriptive

Secondary/protocol endpoint/low confidence

Family

Time frame:4 and 8 weeks - after 1 week wash-out

ratio, descriptive

Secondary/protocol endpoint/low confidence

Evolution of dosages for each patient

Time frame:4 and 8 weeks

descriptive

Secondary/protocol endpoint/low confidence

Change in enzymatic activity

Time frame:8 weeks

change from baseline, improvement

Secondary/protocol endpoint/low confidence

Therapeutic Drug Monitoring

Time frame:8 weeks

concentration, descriptive

Secondary/protocol endpoint/low confidence

Endocannabinoids

Time frame:8 weeks

descriptive

Other/protocol endpoint/low confidence

Blood Count 1

Time frame:8 weeks

descriptive

Other/protocol endpoint/low confidence

Blood Count 2

Time frame:8 weeks

descriptive

Other/protocol endpoint/low confidence

Blood Count 3

Time frame:8 weeks

descriptive

Other/protocol endpoint/low confidence

Blood Count 4

Time frame:8 weeks

descriptive

Publications (1)

Bibliography

Records linked to this trial through ClinicalTrials.gov references, PubMed NCT search, and curated study seeds. 'Canonical' marks design/result papers; others are registry references or candidates.

Provenance

Sources

Trial identity, design, statusClinicalTrials.gov API v2
Snapshot dateJuly 21, 2026
Endpoint classificationDelfa ADRD endpoint taxonomy
Results tableno registry results posted yet

Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 21, 2026 snapshot.