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A Study to Evaluate the Long-term Efficacy and Safety of KarXT + KarX-EC for Agitation in Alzheimer's Disease (ADAGIO-3)

A Phase 3, Open-label Extension Study to Evaluate the Long-term Safety and Tolerability of KarXT + KarX-EC for the Treatment of Agitation Associated With Alzheimer's Disease (ADAGIO-3)

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06937229
Enrollment
650
Registered
2025-04-22
Start date
2025-12-02
Completion date
2029-07-20
Last updated
2026-09-16

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

Conditions

Agitation, Alzheimer Disease

Keywords

Agitation, Alzheimer disease, KarXT, KarX-EC

Brief summary

The purpose of this study is to evaluate the long-term efficacy and safety of combined formulation of xanomeline tartrate/trospium chloride in an immediate release (IR) capsule (KarXT) and xanomeline enteric capsules (KarX-EC) in participants with agitation associated with Alzheimer's Disease who completed the parent studies CN012-0023 or CN012-0024.

Interventions

DRUGKarXT

Specified dose on specified days

Specified dose on specified days

Sponsors

Bristol-Myers Squibb
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
55 Years to 90 Years
Healthy volunteers
No

Inclusion criteria

* Participants must have completed study CN012-0023 or CN012-0024 per protocol. * Participants must have an identified caregiver who has sufficient contact (approximately 8 hours over a week).

Exclusion criteria

* Participants must not have clinically significant cardiovascular (eg, untreated or unstable hypertension, clinically significant tachycardia), pulmonary, renal, hematologic, GI, endocrine, immunologic, dermatologic, neurologic, or oncologic disease or any other condition that, in the opinion of the investigator, would jeopardize the safety of the participant or the validity of the study results. * Other protocol-defined Inclusion/

Design outcomes

Primary

MeasureTime frame
Number of Participants With Treatment Emergent Adverse Events (TEAEs)Up to approximately Week 30

Secondary

MeasureTime frameDescription
Number of Participants With Adverse Events (AEs)Up to approximately Week 30
Number of Participants With Serious AEs (SAEs)Up to approximately Week 30
Number of Participants With TEAEs Leading to Study WithdrawalUp to approximately Week 30
Number of Participants With TEAEs Leading to DeathUp to approximately Week 30
Number of Participants with Adverse Events of Special Interest (AESI)Up to approximately Week 30
Change From Baseline in Barnes Akathisia Rating Scale (BARS)Up to approximately Week 26
Change From Baseline in Abnormal Involuntary Movement Scale (AIMS)Up to approximately Week 26
Change From Baseline in Body WeightUp to approximately Week 26
Change From Baseline in Body Mass Index (BMI)Up to approximately Week 26
Number of Participants With Clinically Significant Changes in Orthostatic Vital Sign: Heart Rate (HR)Up to approximately Week 30This includes measuring of HR, both supine and standing or seated and upon standing after 2 minutes.
Number of Participants With Clinically Significant Changes in Orthostatic Vital Sign: Blood Pressure (BP)Up to approximately Week 30This includes measuring of systolic and diastolic BP, both supine and standing or seated and upon standing after 2 minutes.
Number of Participants With Clinically Significant Changes in Laboratory EvaluationsUp to approximately Week 30
Number of Participants With Clinically Significant Changes in 12-lead Electrocardiogram (ECG)Up to approximately Week 26
Number of Participants With Suicidal Ideations as Assessed Using the Columbia-Suicide Severity Rating Scale (C-SSRS)Up to approximately Week 30
Number of Participants With Cognitive Impairment as Assessed by Mini-mental State Examination (MMSE)Up to approximately Week 26
Number of Participants With Cognitive Impairment as Assessed by 13-item Variation of ADAS-Cog Scale (ADAS-Cog-13)Up to approximately Week 26
Change From Baseline in the Severity of Benign Prostatic Hyperplasia as Assessed by International Prostate Symptom Score (IPSS)Up to approximately Week 26This analysis is done in male participants.

Countries

Argentina, Brazil, Bulgaria, Canada, Chile, China, Croatia, Czechia, France, Germany, Greece, Hungary, India, Israel, Italy, Japan, Mexico, Poland, Portugal, Romania, South Korea, Spain, Taiwan, Ukraine, United Kingdom, United States

Contacts

CONTACTBMS Clinical Trials Contact Center www.BMSClinicalTrials.com, www.BMSStudyConnect.com
Clinical.Trials@bms.com855-907-3286
CONTACTFirst line of the email MUST contain NCT # and Site #.
STUDY_DIRECTORBristol-Myers Squibb

Bristol-Myers Squibb

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Sep 17, 2026