Brexpiprazole for the Long-term Treatment of Patients With Agitation Associated With Dementia of the Alzheimer's Type
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Know the risks and potential benefits of clinical studies and talk to your health care provider before participating. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT03724942 |
Recruitment Status :
Recruiting
First Posted : October 30, 2018
Last Update Posted : February 3, 2021
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Agitation Associated With Dementia of the Alzheimer's Type | Drug: Brexpiprazole | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 157 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Multicenter, Uncontrolled, Open-label Trial to Evaluate the Safety of Extended Treatment With Brexpiprazole (OPC-34712) to Patients With Agitation Associated With Dementia of the Alzheimer's Type |
Actual Study Start Date : | November 9, 2018 |
Estimated Primary Completion Date : | May 2021 |
Estimated Study Completion Date : | May 2021 |

Arm | Intervention/treatment |
---|---|
Experimental: Brexpiprazole |
Drug: Brexpiprazole
Brexpiprazole 1mg or 2mg will be orally once daily for 14 weeks
Other Name: OPC-34712 |
- The frequency of Adverse events [ Time Frame: From baseline to week 14 ]
- Mean change from baseline in Cohen-Mansfield Agitation Inventory (CMAI) score at 14 weeks after dosing [ Time Frame: Baseline and 14 weeks after dosing ]
- Mean change from baseline in Clinical Global Impression of Severity (CGI-S) score at 14 weeks after dosing [ Time Frame: Baseline and 14 weeks after dosing ]
- Mean change from baseline in Clinical Global Impression of Improvement (CGI-I) score at 14 weeks after dosing [ Time Frame: Baseline and 14 weeks after dosing ]

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Ages Eligible for Study: | 55 Years to 89 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Patients who completed the double-blind treatment period for 10 weeks and all observation, examination and evaluation at Week 10 of the double-blind trial.
- Patients whose caregiver can properly collect the necessary information.
Exclusion Criteria:
- Patients who had a serious adverse event which the principal investigator or sub-investigator assessed as related to the investigator product during the double-blind trial.
- Patients who had delirium during the double-blind trial.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03724942
Contact: Drug Information Center | +81-3-6361-7314 |
Japan | |
Jisenkai Nanko Psychiatric Institute | Recruiting |
Shirakawa, Japan |
Study Director: | Osamu Sato | Otsuka Pharmaceutical Co., Ltd. |
Responsible Party: | Otsuka Pharmaceutical Co., Ltd. |
ClinicalTrials.gov Identifier: | NCT03724942 |
Other Study ID Numbers: |
331-102-00184 |
First Posted: | October 30, 2018 Key Record Dates |
Last Update Posted: | February 3, 2021 |
Last Verified: | February 2021 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Dementia Alzheimer Disease Psychomotor Agitation Brain Diseases Central Nervous System Diseases Nervous System Diseases Neurocognitive Disorders Mental Disorders Tauopathies Neurodegenerative Diseases Dyskinesias |
Neurologic Manifestations Psychomotor Disorders Neurobehavioral Manifestations Brexpiprazole Serotonin Agents Neurotransmitter Agents Molecular Mechanisms of Pharmacological Action Physiological Effects of Drugs Dopamine Agonists Dopamine Agents |