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The Safety and Dose-range Study of Metacavir Enteric-coated Capsules in Patients With Chronic Hepatitis B

Chronic Hepatitis B Clinical Trial

Official title:
A Randomized,Double-blind,Double-dummy,Multiple-dose Parallel Control,Multiple Centers Study to Assess the Safety and Dose-range of Metacavir Enteric-coated Capsules for Patients With Chronic Hepatitis B

Clinical Trial Summary

The study objective is to evaluate the safety and effectiveness of different doses of Metacavir Enteric-coated Capsules in treatment of chronic hepatitis B,as well as to find an appropriate clinical dosage by comparing the effect of different doses of treatment,in order to provide references of clinical trial of the next phase.

Clinical Trial Description

180 eligible subjects will be included.According to the set grouping method of dose escalation.Subjects will be randomized in a 1:1:1:1 proportion of Metacavir Enteric-coated Capsules(80mg/160mg/320mg) group,positive control group or placebo control group.Each group has 36 subjects.

1.Subjects will use the study medication(2 hours before or after meal,once a day) from Visit 3 to Visit 5.

1. Metacavir Enteric-coated Capsules 80mg Group:Metacavir Enteric-coated Capsules 80mg,Metacavir Enteric-coated Capsules Placebo 240mg,Adefovir Dipivoxil Capsule Placebo 10mg;

2. Metacavir Enteric-coated Capsules 160mg Group:Metacavir Enteric-coated Capsules 160mg,Metacavir Enteric-coated Capsules Placebo 160mg,Adefovir Dipivoxil Capsule Placebo 10mg;

3. Metacavir Enteric-coated Capsules 320mg Group:Metacavir Enteric-coated Capsules 320mg,Adefovir Dipivoxil Capsule Placebo 10mg;

4. Positive Control(Adefovir Dipivoxil Capsule) Group:Metacavir Enteric-coated Capsules Placebo 320mg,Adefovir Dipivoxil Capsule 10mg;

5. Placebo Control Group:Metacavir Enteric-coated Capsules Placebo 320mg,Adefovir Dipivoxil Capsule Placebo 10mg; ;

Study Design

Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Treatment

Related Conditions & MeSH terms

Clinical Trial Details
NCT number NCT02965859
Study type Interventional
Source Guangzhou Yipinhong Pharmaceutical CO.,LTD
Contact Maorong Wang
Phone 025-80864021
Status Recruiting
Phase Phase 2
Start date December 2012
View Details
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