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Aducanumab

Phase 3

Alzheimer's Disease | Monoclonal antibody | Neurology |Biogen Inc.|Trials Updated: Aug 21, 2020

Aducanumab development status

Highest phase Phase 3 (NCT04241068)
Phase scored for BIIBPhase 1
Registered trials 9 across 2 sponsors since Jul 2011

Aducanumab target and mechanism

Molecular targetAPP
Target classBinding Agent
ModalityMonoclonal antibody

Also known as BIIB037, fully human IgG1 anti-Aβ mAb

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials3
Total Enrollment102

FDA Designations

ACCELERATED_APPROVAL

Aducanumab clinical trials

Aducanumab · 3 trials · 1 indication

Phase 1 3
NCT02782975Absolute Bioavailability of a Single, Fixed Subcutaneous Dose of Aducanumab in Healthy ParticipantsAlzheimer's Disease
COMPLETED28 Analytics
NCT02434718Single and Multiple Ascending Dose Study of Aducanumab (BIIB037) in Japanese Participants With Alzheimer's DiseaseAlzheimer's Disease
COMPLETED21 Analytics
NCT01397539Single Ascending Dose Study of BIIB037 in Participants With Alzheimer's DiseaseAlzheimer's Disease
COMPLETED53 Analytics
PHASE1COMPLETED
Absolute Bioavailability of a Single, Fixed Subcutaneous Dose of Aducanumab in Healthy Participants
Alzheimer's DiseaseUnlock trial analytics
PHASE1COMPLETED
Single and Multiple Ascending Dose Study of Aducanumab (BIIB037) in Japanese Participants With Alzheimer's Disease
Alzheimer's DiseaseUnlock trial analytics
PHASE1COMPLETED
Single Ascending Dose Study of BIIB037 in Participants With Alzheimer's Disease
Alzheimer's DiseaseUnlock trial analytics

Study Endpoints

Primary Endpoints

PK parameter of SC dose of aducanumab: Absolute Bioavailability
13 weeks
PK parameter of IV dose of aducanumab: Area under the concentration-time curve from time zero to infinity (AUCinf)
13 weeks
PK parameter of SC dose of aducanumab: Area under the concentration-time curve from time zero to infinity (AUCinf)
13 weeks
PK parameter of aducanumab: Maximum observed concentration (Cmax)
13 weeks
PK parameter of SC route of aducanumab: Time to reach maximum observed concentration (Tmax)
13 weeks
Incidence and nature of adverse events (AE) / serious adverse events(SAE)
Up to week 42
Clinically significant changes in vital signs and 12-lead electrocardiogram (ECG) data; abnormalities in neurological and physical examinations
Up to week 42
Brain magnetic resonance imaging (MRI) findings to assess amyloid-related imaging abnormalities (ARIA), including incidence of ARIA-E (edema) or ARIA-H (hemosiderosis)
Up to week 42
Number of Participants with Adverse Events as a Measure of Safety and Tolerability
6 months

Incidence and nature of adverse events (AEs) and serious adverse events (SAEs). Significant assessments reported as AEs or SAEs include clinical laboratory assessments and vital signs, physical and neurological examination, 12-lead electrocardiogram (ECG), and brain MRI findings (including the occurrence of vasogenic edema and incident hemorrhage).

Secondary Endpoints

Number of participants experiencing Adverse Events (AEs) and Serious Adverse Events (SAEs)
13 weeks
Number of participants with clinically significant vital sign abnormalities
13 weeks
Number of participants with clinically significant laboratory assessment abnormalities
13 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeBASIC_SCIENCE

Treatment Arms

ArmTypeDescription
aducanumab IVEXPERIMENTALInfusion of aducanumab over approximately 1 hour
aducanumab SCEXPERIMENTALSubcutaneously via injection
Cohort 1EXPERIMENTALIV infusion in cohorts assigned to low dose 1; 1 participant per cohort will receive placebo
Cohort 2EXPERIMENTALIV infusion in cohorts assigned to low dose 2; 1 participant per cohort will receive placebo
Cohort 3EXPERIMENTALIV infusion in cohorts assigned to high dose; 1 participant per cohort will receive placebo
Cohort 4EXPERIMENTALIV infusion in cohorts assigned to mid dose; 1 participant per cohort will receive placebo
BIIB037EXPERIMENTALA single dose of BIIB037 by intravenous infusion.
PlaceboPLACEBO_COMPARATORA single dose of placebo matching BIIB037 by intravenous infusion.

Interventions

NameTypeDescription
aducanumabDRUG -
PlaceboDRUGIV administration of 0.9% sodium chloride
BIIB037DRUGParticipants receive a single dose of BIIB037 by intravenous (IV) infusion in cohorts assigned to the following ascending doses: .03 mg/kg, 1 mg/kg, 3 mg/kg, 10 mg/kg, 20 mg/kg, 30 mg/kg, and 60 mg/kg.
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Eligibility Criteria

Age Range18 Years to 55 Years
SexALL
Healthy VolunteersYes
Study Sites2

Key Inclusion Criteria: * A minimum weight of 45 kg, inclusive, at Day -1. * All women of childbearing potential and all men must practice highly effective contraception during the study and be willing and able to continue contraception for 24 weeks after study treatment dosing (Day 1). * Must be i...

Countries:United StatesJapan
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Frequently asked questions about Aducanumab

What is Aducanumab used for?

Aducanumab is being studied for the treatment of Alzheimer's disease. It is an investigational monoclonal antibody developed by Biogen. The clinical program includes Phase 1 trials in healthy participants and in people with Alzheimer's disease, evaluating its bioavailability and safety.

What does Aducanumab target?

Aducanumab targets amyloid precursor protein (APP). It is a monoclonal antibody that binds to this target. By binding to APP, it is designed to affect amyloid beta, which is a component of amyloid plaques found in the brains of people with Alzheimer's disease.

Who makes Aducanumab?

Aducanumab is developed by Biogen Inc., which trades on the Nasdaq under the ticker symbol BIIB. Biogen is the sponsor of the clinical trials evaluating the drug in Alzheimer's disease.

What phase is Aducanumab in?

Aducanumab is in Phase 1 clinical development. Two Phase 1 trials have been completed: one evaluating absolute bioavailability of a subcutaneous dose in healthy participants, and one assessing single and multiple ascending doses in Japanese participants with Alzheimer's disease.

What clinical trials is Aducanumab in?

Aducanumab has been studied in two completed Phase 1 trials. NCT02782975 evaluated the absolute bioavailability of a single fixed subcutaneous dose in healthy participants. NCT02434718 was a single and multiple ascending dose study in Japanese participants with Alzheimer's disease.

Is Aducanumab FDA approved?

Aducanumab is an investigational drug and has not been approved by the FDA. It has received an Accelerated Approval designation, which is a regulatory status that supports expedited development. The drug remains in clinical development for Alzheimer's disease.