Objectives of Study:
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A randomized, double-blind, loading, placebo-controlled, multicenter clinical study design was used to preliminarily explore the efficacy and safety of Polyporus polysaccharide capsule combined with entecavir in the treatment of chronic hepatitis B low-level viremia, so as to provide data support and basis for the follow-up clinical study design.
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Inclusion criteria
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Inclusion criteria
The following criteria must be met before entering the study:
(1) It complies with the guidelines for the prevention and treatment of chronic hepatitis B (2019 Edition) prepared and revised by the infectious diseases branch of the Chinese Medical Association and the hepatology branch of the Chinese Medical Association, and is clinically diagnosed as a patient with chronic hepatitis B;
(2) TCM syndrome differentiation is liver and gallbladder damp heat syndrome;
(3) The age is 18 ~ 70 years old (including upper and lower limits), and the sex is unlimited;
(4) The subjects of childbearing age are willing to start from the date of signing the informed consent form to 3 months after the last administration
Willing to take adequate contraceptive measures and agree to use non drug complete contraception during the study period;
(5) Antiviral therapy with entecavir for at least 6 months;
(6) Agree not to change the current antiviral treatment plan during this study;
(7) 500 IU/mL <HBV DNA < 2000 IU/mL
(8) Outpatient;
(9) Sign informed consent and voluntarily participate in the clinical trial.
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Exclusion criteria:
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Exclusion criteria
All the following criteria must be met before entering the study:
(1) Hepatocellular tumors with the following evidences: n suspicious lesions were found by B-ultrasound or imaging examination;
The serum alpha fetoprotein (AFP) in the past was continuously increased with normal B-ultrasound;
B-ultrasound was not checked, but AFP > 100 ng/ml.
(2) There were clinical manifestations of decompensated liver disease at baseline, and the following indicators could suggest that N had a history of ascites, esophageal variceal bleeding or hepatic encephalopathy;
Other clinical manifestations suggest decompensated liver disease.
(3) ALT or ast value exceeds 2 times the upper limit of normal value, or serum bilirubin exceeds the upper limit of normal value.
(4) There is the possibility of liver function decompensation due to the aggravation of liver disease.
(5) Chronic nephropathy or creatinine clearance rate < 60 ml/min were found during screening.
(6) Hemoglobin: male < 100 g/l, female < 90 g/l; WBC count < 3.0 × 109/L Platelet < 80 × 109/L
(7) Co infection with HCV, HDV, HIV, with autoimmune hepatitis or active hepatitis caused by other reasons.
(8) For any serious systemic disease other than hepatitis B, the researcher believes that it may interfere with the treatment or compliance of the subjects, including any uncontrolled urinary, circulatory, respiratory, nervous, mental, digestive, endocrine, immune and other system diseases and tumors of clinical significance.
(9) The subject has a history of alcoholism or drug abuse, and the researcher believes that he cannot comply with the protocol or affect the result analyst.
(10) Specific transaminase lowering drugs (such as bifendate or other Schisandra preparations) have been used within 1 month.
(11) Two months before screening or it is estimated that the subjects may use nephrotoxic drugs (such as aminoglycosides, amphotericin B, vancomycin, pentamidine, cisplatin, etc.) or drugs that are excreted competitively through the kidney (such as probenecid, etc.) during the study.
(12) Patients treated with more than 2 kinds of antiviral drugs.
(13) The researcher judged that the subjects' compliance was poor.
(14) Allergic constitution (such as those who are allergic to two or more drugs and food) or have a history of allergy to ingredients such as Polyporus umbellatus.
(15) Pregnant or lactating women or those with birth planning.
(16) Those who have participated in clinical trials of other drugs in recent 3 months.
(17) The researcher thinks that it is not suitable to participate in the clinical trial.
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