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Clinical Study of TQA3605 Tablets Combined With Nucleoside (Acid) Analogs (NAs) Drugs Compared With NAs Drugs in the Treatment of Chronic Hepatitis B Virus (HBV) Infection

Phase 2
Recruiting
Conditions
HBV Infection With LLV
Interventions
Drug: TQA3605 Placebo plus NAs
Drug: TQA3605 tablets plus NAs
Registration Number
NCT06644417
Lead Sponsor
Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
Brief Summary

This study is a phase II multicenter, randomized, double-blind, placebo controlled study designed to evaluate the efficacy and safety in LLV subjects and demonstrate that TQA3605 tablets combined with oral NAs drugs can improve the efficacy and safety of LLV subjects compared with oral NAs drug.

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
120
Inclusion Criteria
  • Ages 18-65 (including boundary values), male or female.
  • At the time of screening, etiological or clinical or pathological evidence of hepatitis B virus infection has been more than 1 year; HBsAg positive, 20 IU/mL <HBV DNA≤2000 IU/mL, ALT≤3×ULN (upper limit of normal); No obvious cirrhosis was found by the researchers.
  • Continuous administration of any nucleoside (acid) analogues for more than 1 year and a stable regimen of ≥6 months prior to screening.
  • Able to communicate well with researchers, understand and comply with the requirements of the study, understand and sign the informed consent.
  • Male subjects with fertile female partners or female subjects of childbearing age were willing to voluntarily take effective contraceptive measures within 3 months after screening.
Exclusion Criteria
  • Pregnant (positive pregnancy test) or breastfeeding women.
  • Co-infection with other viruses such as hepatitis A virus, hepatitis C virus, hepatitis D virus, hepatitis E virus, human immunodeficiency virus, syphilis.
  • A history of cirrhosis or evidence of significant fibrosis or cirrhosis at pre-screening/screening time.
  • The subject had a history of hepatocellular carcinoma (HCC) before or at the time of screening, or was suspected of HCC.
  • A history of malignant tumors within 5 years prior to screening, except for certain cancers that can be completely cured by surgical resection.
  • Subjects with other chronic liver diseases, including but not limited to autoimmune liver disease, alcoholic liver disease, and hepatolenticular degeneration.
  • Have previously received organ transplantation and bone marrow transplantation.
  • Abnormal laboratory examination indicators that do not meet the requirements of the program during screening.
  • Poorly controlled thyroid disease, or clinically significant thyroid dysfunction.
  • Autoimmune diseases include but are not limited to: systemic lupus erythematosus, rheumatoid arthritis, inflammatory bowel disease, sarcoidosis, psoriasis, autoimmune uveitis, etc.;
  • In addition to liver disease, there are significant systemic or major diseases, including recent congestive heart failure, unstable coronary heart disease, arterial revasodilation, respiratory disease, digestive disease, renal insufficiency, stroke, transient ischemic attack, organ transplantation, psychiatric disease, etc. Uncontrolled systemic disease: poor blood pressure control; Diabetes has poor blood sugar control.
  • Received any systemic antitumor (including radiation) or immunosuppressive therapy (including biological immune inhibitors), or immunomodulatory therapy (including non-biological immunomodulatory oral drugs) in the 6 months prior to screening.
  • Receiving high doses of systemic corticosteroids within 3 months prior to the screening period.
  • A history of alcohol and drug abuse within 1 year prior to the screening period.
  • Blood transfusion ≤2 months before screening and/or blood donation ≤1 month before screening. Note: Participants were not allowed to donate blood throughout the study period.
  • Have a history of allergy to the experimental drug or its excipients.
  • Participated in clinical trials of hepatitis B core protein allosteric regulators.
  • The subject has participated in a clinical trial and received the investigational drug during the period prior to the first administration of the study: 5 half-lives or twice the duration of the biological effect of the study treatment or 90 days (if the half-life or duration is unknown).
  • History or status of cardiovascular disease: history of risk factors for tip torsion ventricular tachycardia, including unexplained syncope, known long QT syndrome, heart failure, myocardial infarction, angina, or clinically significant abnormal laboratory tests. Family history of long QT syndrome or Brugada syndrome. The Electrocardiogram (ECG) showed clinically significant abnormalities. Heart Rate (HR)≤45 bpm.
  • Those that researchers believe should not be included.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
TQA3605 Placebo plus NAsTQA3605 Placebo plus NAsTQA3605 placebo plus NAs drug was administered for 24 weeks and NAs was continued until 32 weeks
100mg TQA3605 tablets plus NAsTQA3605 tablets plus NAs100mg TQA3605 tablets plus NAs drug was administered for 24 weeks and NAs was continued until 32 weeks
200mg TQA3605 tablets plus NAsTQA3605 tablets plus NAs200mg TQA3605 tablets plus NAs drug was administered for 24 weeks and NAs was continued until 32 weeks
Primary Outcome Measures
NameTimeMethod
HBV DNA (Hepatitis B virus Deoxyribonucleic Acid)24 weeks

Percentage of subjects with HBV DNA below the lower limit of quantitative detection (\<20 IU/mL) at 24 weeks of treatment

Secondary Outcome Measures
NameTimeMethod
Incidence and severity of Adverse events (AEs)32 weeks

The incidence and severity of AEs were determined by changes in physical examination, vital signs, electrocardiogram, and laboratory tests

Incidence and severity of serious adverse events (SAEs)32 weeks

The incidence and severity of SAEs were determined by changes in physical examination, vital signs, electrocardiogram, and laboratory tests

HBV DNA (<20 IU/mL)Weeks 12, Weeks 16, Weeks 28, Weeks 32

Percentage of subjects with HBV DNA below the lower limit of quantitative detection (\<20 IU/mL)

HBV DNA (<10 IU/mL)Weeks 12, Weeks 16, Weeks 24, Weeks 28, Weeks 32

Percentage of subjects with HBV DNA below the lower limit of quantitative detection (\<10 IU/mL)

Hepatitis B e antigen (HBeAg) SerologyWeeks 12, Weeks 24, Weeks 32

Percentage of subjects with HBeAg serologic clearance and/or serologic conversion (for HBeAg positive at baseline only)

Alanine Aminotransferase (ALT) relapse rateWeeks 12, Weeks 24, Weeks 32

Renormalize ALT over time in subjects with baseline ALT\>upper limit of normal (ULN) in the absence of enzyme-lowering Liver protection medicine

Breakthroughs in virologyWeeks 12, Weeks 24, Weeks 32

Percentage of subjects with a virological breakthrough

Actual values and changes of HbsAg (Hepatitis B Surface Antigen)Weeks 12, Weeks 24, Weeks 32

Actual values and changes of HbsAg over time relative to baseline

Actual values and changes of HBeAgWeeks 12, Weeks 24, Weeks 32

Actual values and changes of HBeAg over time relative to baseline

Actual values and changes of HBV DNAWeeks 12, Weeks 24, Weeks 32

Actual values and changes of HBV DNA over time relative to baseline

HBV RNA (Hepatitis B virus Ribonucleic Acid)Weeks 12, Weeks 24, Weeks 32

Actual values and changes of HBV RNA over time relative to baseline

Actual values and changes of Human Hepatitis B virus core antigen - associated antigen (HbcrAg)Weeks 12, Weeks 24, Weeks 32

Actual values and changes of HbcrAg over time relative to baseline

(Cmax, ss) Steady-state maximum concentrationDay 1, Day 29, Day 57, Day 85, Day 113, Day 169

Steady-state maximum concentration of TQA3605

(Cmin, ss) Steady state minimum concentrationDay 1, Day 29, Day 57, Day 85, Day 113, Day 169

Steady-state minimum concentration of TQA3605

Trial Locations

Locations (21)

Yueyang Central Hospital

🇨🇳

Yueyang, Hunan, China

The First Affiliated Hospital of Nanchang University

🇨🇳

Nanchang, Jiangxi, China

Shanghai Pudong Hospital

🇨🇳

Shanghai, Shanghai, China

Shanghai Pudong New District Gongli Hospital

🇨🇳

Shanghai, Shanghai, China

Lishui People's Hospital

🇨🇳

Lishui, Zhejiang, China

Beijing Ditan Hospital Capital Medical University

🇨🇳

Beijing, Beijing, China

Beijing Youan Hospital, Capital Medical Universitybeijing Institute of Hepatology

🇨🇳

Beijing, Beijing, China

Meng Chao Hepatobiliary Hospital of Fujian Medical University

🇨🇳

Fuzhou, Fujian, China

Peking University Shenzhen Hospital

🇨🇳

Shenzhen, Guangdong, China

Guizhou Provincial People's Hospital

🇨🇳

Guiyang, Guizhou, China

Zunyi Medical University Affiliated Hospital

🇨🇳

Zunyi, Guizhou, China

Zhengzhou No.6 peoples Hospital

🇨🇳

Zhengzhou, Henan, China

The Second XIANGYA Hospital Of Central South University

🇨🇳

Changsha, Hunan, China

Jiangsu Provincial People's Hospital

🇨🇳

Nanjing, Jiangsu, China

The Fifth People's Hospital of Suzhou

🇨🇳

Suzhou, Jiangsu, China

The sixth people's Hospital Of Shenyang

🇨🇳

Shenyang, Liaoning, China

Shandong Public Health Clinical Center

🇨🇳

Jinan, Shandong, China

Ruijin Hospital Affiliated to Shanghai Jiaotong University School of Medicine

🇨🇳

Shanghai, Shanghai, China

Shanghai Tongren Hospital

🇨🇳

Shanghai, Shanghai, China

The First Affiliated Hospital of Xi'an Jiao Tong University

🇨🇳

Xi'an, Shanxi, China

The First Affiliated Hospital Zhejiang University School Of Medicine

🇨🇳

Hangzhou, Zhejiang, China

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