A Clinical Study to Evaluate the Long-Term Safety Sodium Oligomannate Capsules (GV-971)

NCT ID: NCT05058040

Last Updated: 2025-01-24

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

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE4

Total Enrollment

2500 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-06-02

Study Completion Date

2025-04-30

Brief Summary

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A clinical study to evaluate the long-term safety of Sodium Oligomannate Capsules (GV-971)

Detailed Description

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Sodium oligomannate (Code: GV-971), a marine-derived oligosaccharide after extraction, separation and degradation from algae, can play a role in the treatment of Alzheimer's disease by reconditioning the dysbiosis of gut microbiota, preventing peripheral immune cells from invading the brain, inhibiting the inflammatory response in the brain, and targeting protein folding errors in the brain tissue. Phase I clinical study shows GV-971 was safe and tolerated in healthy adult volunteers when administered continuously at 1200 mg/dose or 1500 mg/day (750 mg/dose, bid) for 5 days. Phase II and III clinical studies show that the treatment of GV-971 at 900 mg/day dosage for 36 weeks can significantly improve the cognitive function of patients with mild to moderate Alzheimer's disease (AD) and was safe and well-tolerated.

Sodium Oligomannate Capsules obtained approval from China's National Medical Products Administration (NMPA) on November 2, 2019, with approval letter number of 2019S00571. This product is a chemical drug with a registration classification of 1.2. It is approved for the clinical indication of mild to moderate Alzheimer's disease and the function of improving the cognitive function of patients. The clinical dosage and administration is 3 capsules (450 mg)/time, bid, po.

Due to the limited number of subjects and observation period of medication in completed GV-971 clinical studies, and the screening of patients with the strict inclusion and exclusion criteria, the adverse reactions and long-term safety of GV-971 cannot be comprehensively observed and recorded. Therefore, according to the requirements of the NMPA for the marketing of new drugs, this study is intended to further carry out a post-marketing investigation on expanded population using a design of a 96-week intensive monitoring clinical trial to determine the incidence of known adverse reactions of GV-971 under long-term administration, observe the occurrence of new adverse reactions, analyze the correlation, incidence, severity, and risk factors of adverse reactions/events, and better guide the rational use of drugs in clinical practice.

Conditions

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Alzheimer Disease

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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GV-971

The recommended dose regimen for subjects: GV-971 450 mg (3 capsules) per dose, bid, po. in morning and evening

Group Type EXPERIMENTAL

Sodium Oligomannate Capsules

Intervention Type DRUG

Sodium Oligomannate Capsules, each capsule contains 150 mg of sodium oligomannate. The recommended treatment is oral administration, 450 mg (3 capsules) per dose, bid, in morning and evening.

Interventions

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Sodium Oligomannate Capsules

Sodium Oligomannate Capsules, each capsule contains 150 mg of sodium oligomannate. The recommended treatment is oral administration, 450 mg (3 capsules) per dose, bid, in morning and evening.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Subjects eligible for this study must meet all of the following criteria:

1. ≥18 years of age;
2. Signed informed consent form;
3. Patients receiving GV-971 treatment prescribed by clinicians;

Exclusion Criteria

* A subject may be excluded from participation in the study if any of the following apply:

1. Patients who may be allergic to Sodium Oligomannate Capsules as judged by the investigator;
2. Female participants who are pregnant or lactating;
3. Patients who cannot cooperate to complete the follow-up inquiries;
4. Any other diseases or conditions that are inappropriate to participate in this clinical trial in the opinion of the investigator.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Green Valley (Shanghai) Pharmaceuticals Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Anhui Mental Health Center

Hefei, Anhui, China

Site Status

The First Affiliated Hospital of USTC(Anhui Provincial Hospital)

Hefei, Anhui, China

Site Status

Beijing Bo'ai Hospital

Beijing, Beijing Municipality, China

Site Status

Beijing Geriatric Hospital

Beijing, Beijing Municipality, China

Site Status

Beijing Luhe Hospital, Capital Medical University

Beijing, Beijing Municipality, China

Site Status

Dongfang Hospital Beijing University of Chinese Medicine

Beijing, Beijing Municipality, China

Site Status

Sanbo Brain Hospital Capital Medical University

Beijing, Beijing Municipality, China

Site Status

Chongqing 11th People's Hospital (Chongqing Special Care Hospital)

Chongqing, Chongqing Municipality, China

Site Status

Xiamen Xianyue Hospital

Xianmencun, Fujian, China

Site Status

Dongguan People's Hospital

Dongguan, Guangdong, China

Site Status

Red Cross Hospital of Guangzhou

Guangzhou, Guangdong, China

Site Status

The Third Affiliated Hospital of Guangzhou Medical University

Guangzhou, Guangdong, China

Site Status

Zhujiang Hospital, Southern Medical University

Guangzhou, Guangdong, China

Site Status

Shenzhen Luohu District People's Hospital

Shenzhen, Guangdong, China

Site Status

Shenzhen Second People's Hospital (The First Affiliated Hospital of Shenzhen University)

Shenzhen, Guangdong, China

Site Status

Zhuhai People's Hospital

Zhuhai, Guangdong, China

Site Status

Guihang Guiyang Hospital

Guiyang, Guizhou, China

Site Status

Second People's Hospital of Guizhou Province

Guiyang, Guizhou, China

Site Status

The First Affiliated Hospital of Guizhou University of Chinese Medicine

Guiyang, Guizhou, China

Site Status

The Second Affiliated Hospital of Guizhou University of Chinese Medicine

Guiyang, Guizhou, China

Site Status

Hebei Petro China Central Hospital

Langfang, Hebei, China

Site Status

General Hospital of North China Petroleum Administration (North China Hospital Affiliated to University of Chinese Academy of Sciences)

Renqiu, Hebei, China

Site Status

Wuhan Central Hospital

Wuhan, Hubei, China

Site Status

Wuhan Mental Health Center

Wuhan, Hubei, China

Site Status

Lianyungang Chinese Medicine Hospital

Lianyungang, Jiangsu, China

Site Status

The First People's Hospital of Lianyungang

Lianyungang, Jiangsu, China

Site Status

Nanjing First Hospital

Nanjing, Jiangsu, China

Site Status

Nantong No.1 People's Hospital

Nantong, Jiangsu, China

Site Status

Changshu No.2 People's Hospital

Suzhou, Jiangsu, China

Site Status

Suzhou Guangji Hospital

Suzhou, Jiangsu, China

Site Status

Suzhou Municipal Hospital(Geriatrics)

Suzhou, Jiangsu, China

Site Status

Suzhou Municipal Hospital

Suzhou, Jiangsu, China

Site Status

Suzhou Ninth People's Hospital

Suzhou, Jiangsu, China

Site Status

Taizhou Second People's Hospital

Taizhou, Jiangsu, China

Site Status

Affiliated Hospital of Jiangsu University

Zhenjiang, Jiangsu, China

Site Status

Zhenjiang mental health center

Zhenjiang, Jiangsu, China

Site Status

Jinan Central Hospital Affiliated To Shandong University

Jinan, Shandong, China

Site Status

Shandong Mental Health Center

Jinan, Shandong, China

Site Status

Affiliated Hospital of Jining Medical University

Jining, Shandong, China

Site Status

Liaocheng People's Hospital

Liaocheng, Shandong, China

Site Status

Weifang People's Hospital

Weifang, Shandong, China

Site Status

Huashan Hospital affiliated to Fudan University

Shanghai, Shanghai Municipality, China

Site Status

Shanghai East Hospital

Shanghai, Shanghai Municipality, China

Site Status

Shanghai Fengxian District Central Hospital

Shanghai, Shanghai Municipality, China

Site Status

Shanghai Fifth People's Hospital,Fudan University

Shanghai, Shanghai Municipality, China

Site Status

Shanghai Pudong New Area People's Hospital

Shanghai, Shanghai Municipality, China

Site Status

Tong Ren Hospital,Shanghai Jiao Tong University School Of Medicine

Shanghai, Shanghai Municipality, China

Site Status

Second hospital of Shanxi Medical University

Taiyuan, Shanxi, China

Site Status

Shanxi Bethune Hospital

Taiyuan, Shanxi, China

Site Status

Shanxi Provincial People's Hospital

Xi’an, Shanxi, China

Site Status

Xi 'an Baoshihua Changqing Hospital

Xi’an, Shanxi, China

Site Status

Xi'an Central Hospital

Xi’an, Shanxi, China

Site Status

Chengdu Eighth People's Hospital

Chengdu, Sichuan, China

Site Status

Sichuan Academy of Medical Sciences sichuan Provincial People's Hospital

Chengdu, Sichuan, China

Site Status

Sichuan Baoshihua Hospital

Chengdu, Sichuan, China

Site Status

Chengdu Fourth People's Hospital

Chengdu, Sichuang, China

Site Status

The Fifth People's Hospital of Chengdu

Chengdu, Sichuang, China

Site Status

Nanchong Central Hospital

Nanchong, Sichuang, China

Site Status

Huzhou Third Municipal Hospital

Huzhou, Zhejiang, China

Site Status

Huamei Hospital,University of Chinese Academy of Sciences

Ningbo, Zhejiang, China

Site Status

Ningbo First Hospital

Ningbo, Zhejiang, China

Site Status

Ningbo Kangning Hospital

Ningbo, Zhejiang, China

Site Status

Wenzhou People's Hospital

Wenzhou, Zhejiang, China

Site Status

Countries

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China

Other Identifiers

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GV-971-PMS-A

Identifier Type: -

Identifier Source: org_study_id

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