A Clinical Trial of AK152 in Healthy Volunteers and Patients With Alzheimer' s Disease

NCT ID: NCT07301502

Last Updated: 2025-12-24

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

NOT_YET_RECRUITING

Clinical Phase

PHASE1

Total Enrollment

108 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-12-31

Study Completion Date

2027-06-30

Brief Summary

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This is a randomized, double-blind phase I clinical trial to evaluate the Safety, Tolerability, Pharmacokinetics, Immunogenicity, and Preliminary Efficacy of AK152 in Healthy Volunteers and Patients with Alzheimer' s Disease.

Detailed Description

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This is a randomized, double-blind phase I clinical trial to evaluate the Safety, Tolerability, Pharmacokinetics, Immunogenicity, and Preliminary Efficacy of AK152 in Healthy Volunteers and Patients with Alzheimer' s Disease. Subjects will be randomized to receive AK152 regimen or placebo treatment.

Conditions

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Alzheimer' s Disease

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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AK152 regimen

Group Type ACTIVE_COMPARATOR

AK152

Intervention Type DRUG

Subjects receiving single or multiple doses of AK152 injection.

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Subjects receiving single or multiple doses of placebo injection.

Interventions

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AK152

Subjects receiving single or multiple doses of AK152 injection.

Intervention Type DRUG

Placebo

Subjects receiving single or multiple doses of placebo injection.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Healthy male or female subjects aged 18 to 40 years (inclusive) at the time of signing the informed consent form (ICF).
2. Body weight ≥ 50.0 kg for males and ≥ 45.0 kg for females; body mass index (BMI) = weight (kg) / height² (m²) within the range of 19.0-26.0 kg/m² (inclusive).
3. Subjects agree to take protocol-specified contraception measures and refrain from donating sperm or oocytes from signing the ICF through the treatment period and for at least 90 days after the last administration of study drug; women of childbearing potential must be non-pregnant and non-lactating.
4. Subjects are able to understand and voluntarily sign a written ICF before any study-specific procedures are performed, and are able to comply with the study procedures and follow-up requirements.


1. Able to understand and voluntarily sign a written ICF before any study-specific procedures are performed, and able to comply with study procedures and follow-up requirements.
2. Aged 50 to 85 years (inclusive) at the time of signing the ICF.
3. BMI within 17.0-35.0 kg/m² (inclusive).
4. Subjects agree to take protocol-specified contraception measures and refrain from donating sperm or oocytes from signing the ICF through the treatment period and for at least 90 days after the last dose; women must be non-pregnant and non-lactating.
5. The subject must have an identified trial partner who must sign a separate ICF.
6. Meets the 2011 NIA-AA core clinical criteria for MCI due to AD or mild AD dementia.
7. Evidence of brain amyloid deposition confirmed by Aβ-PET/CT at screening.

Exclusion Criteria

1. Known allergy to components of AK152 injection or any monoclonal antibody, or high risk of allergy.
2. History or presence of any systemic disease that may interfere with study results.
3. Clinically significant abnormalities in vital signs at screening or prior to randomization.
4. Clinically significant laboratory abnormalities at screening or prior to randomization per investigator judgment.
5. Use of any medication (including prescription, OTC, herbal medicines, dietary supplements) within 4 weeks before randomization or within 5 half-lives of the medication (whichever is longer), or planned use during the study.
6. History of frequent alcohol consumption within 24 weeks or inability to abstain during inpatient stay.
7. Drug abuse or positive urine drug screen at screening.
8. Smokers consuming \>5 cigarettes/day within 12 weeks prior to screening or unable to abstain during the inpatient period.
9. Excessive intake of tea, coffee, or other caffeine-containing beverages.


1. History or evidence of malignancy involving any organ system within 5 years prior to screening, regardless of treatment or remission status (except completely cured carcinoma in situ of the cervix, non-metastatic squamous cell carcinoma of the skin, or basal cell carcinoma).
2. Severe or unstable disease at screening or prior to randomization that may affect study assessments.
3. Major neurological disorder (other than AD) that may affect cognition or ability to complete study procedures.
4. Transient ischemic attack (TIA) or stroke within 12 months prior to randomization.
5. Clinically significant abnormalities on brain MRI at screening.
6. Known allergy to components of AK152 injection or any monoclonal antibody, or high risk of allergy.
7. History of alcohol or drug abuse within 2 years prior to screening or prior to randomization.
Minimum Eligible Age

18 Years

Maximum Eligible Age

85 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Akeso

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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The Frist Affiliated Hospital of USTC

Hefei, Anhui, China

Site Status

Countries

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China

Central Contacts

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Guoqin Wang

Role: CONTACT

Phone: +86 (0760) 8987 3998

Email: [email protected]

Other Identifiers

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AK152-101

Identifier Type: -

Identifier Source: org_study_id