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Chronic Hepatitis B clinical trials

View clinical trials related to Chronic Hepatitis B.

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NCT ID: NCT00221286 Terminated - HIV Infections Clinical Trials

Efficacy and Safety of PegIFN +/- FTC / TDF to Treat Chronic Hepatitis B in HIV-Coinfected Patients

Start date: September 2004
Phase: Phase 3
Study type: Interventional

The efficacy of pegylated interferons in the treatment of chronic hepatitis B has shown superior results to standard of care in patients only infected with hepatitis B. The efficacy of pegylated interferon for the treatment of chronic hepatitis B in HIV-coinfected patients is not known at present. The purpose of this study is to evaluate the efficacy of pegylated interferon in the treatment of chronic hepatitis B in HIV-infected individuals. Apart from evaluating the efficacy of pegylated interferon therapy in this setting as such, i.e. in patients without present or future need of highly active antiretroviral therapy (HAART) for HIV-infection, there is a second purpose of this study, to investigate whether combination treatment of HBV-infection may be superior to pegylated interferon therapy alone. Therefore patients without need of HAART are offered pegylated interferon alfa-2a over 48 weeks. Patients who require HAART are offered emtricitabine / tenofovir DF containing HAART over 72 weeks PLUS pegylated interferon alfa-2a over 48 weeks vs. emtricitabine / tenofovir DF containing HAART over 72 weeks WITHOUT pegylated interferon-alfa-2a.

NCT ID: NCT00199732 Completed - Chronic Hepatitis B Clinical Trials

Evaluation of cccDNA and Total HBV DNA Kinetics in Lymphocytes, Total Blood and Serum in Chronic Hepatitis B Patients Treated With Adefovir Dipivoxil and Peg Interferon Alpha 2a

DNA-EVAL
Start date: December 2004
Phase: N/A
Study type: Observational

Serum HBV DNA is a referent but insufficient marker of therapeutic follow-up in chronic hepatitis B treatment. Intra hepatic cccDNA disappearance reflects HBV eradication in the liver. Intra lymphocyte cccDNA could be a new marker of HBV eradication after treatment. The major interest of this marker is that it can be measured by a simple blood test instead of a liver biopsy.

NCT ID: NCT00146705 Completed - Chronic Hepatitis B Clinical Trials

Long Term Follow-up of Pegylated-Interferon Alpha-2b

Start date: May 2005
Phase: N/A
Study type: Observational

The aim of this study was to investigate the long term outcome of Peginterferon alpha-2b with or without the addition of lamivudine in patients with chronic hepatitis B

NCT ID: NCT00142298 Completed - Chronic Hepatitis B Clinical Trials

Telbivudine in Adults Previously Treated in Idenix-Sponsored Telbivudine Studies

Start date: March 2005
Phase: Phase 3
Study type: Interventional

This trial is being conducted as an open-label, extended-term study for patients with chronic hepatitis B who have previously completed an Idenix-sponsored trial with telbivudine.

NCT ID: NCT00140725 Completed - Chronic Hepatitis B Clinical Trials

Lamivudine Plus Interferon Versus Lamivudine For The Treatment Of HBeAg Positive Chronic Hepatitis B Virus (HBV)

Start date: April 2000
Phase: Phase 3
Study type: Interventional

This is a single-centre prospective randomised study comparing the virological and histological response of HBV infection to lamivudine in combination with interferon versus lamivudine alone.

NCT ID: NCT00132652 Completed - Chronic Hepatitis B Clinical Trials

Switching Therapy From Lamivudine to Telbivudine Versus Continued Lamivudine in Adults With Chronic Hepatitis B

Start date: February 2005
Phase: Phase 3
Study type: Interventional

This study is being conducted to compare the safety and effectiveness of switching treatment from lamivudine to telbivudine (LdT) against continued lamivudine treatment. Results from patients who were taking lamivudine and then switched to telbivudine will be compared with the results from patients who continued on lamivudine alone.

NCT ID: NCT00131742 Completed - Chronic Hepatitis B Clinical Trials

Telbivudine Versus Lamivudine in Chinese Adults With Compensated Chronic Hepatitis B

Start date: July 2004
Phase: Phase 3
Study type: Interventional

This study is being conducted to compare the effectiveness and safety of telbivudine (LdT) and lamivudine in Chinese adults.

NCT ID: NCT00117676 Completed - Chronic Hepatitis B Clinical Trials

A Study to Compare Tenofovir Disoproxil Fumarate Versus Adefovir Dipivoxil for the Treatment of HBeAg-Negative Chronic Hepatitis B

Start date: February 2005
Phase: Phase 3
Study type: Interventional

This study is designed to evaluate the safety and antiviral activity of tenofovir disoproxil fumarate (TDF) compared to adefovir dipivoxil (ADV) for 48 weeks for the treatment of HBeAg-negative chronic hepatitis B. Subjects will either receive TDF or the approved hepatitis B therapy ADV. After 48 weeks all subjects will be switched to open-label TDF.

NCT ID: NCT00117533 Recruiting - Chronic Hepatitis B Clinical Trials

Pegylated Interferon Alfa-2b Plus Ribavirin in Chronic Hepatitis B and Delta

Start date: September 2005
Phase: Phase 4
Study type: Interventional

The treatment of choice for chronic hepatitis D is uncertain. The investigators hypothesize that pegylated interferon (IFN) alfa-2b in combination with ribavirin (RBV) may be effective in the treatment of chronic hepatitis D patients who are also infected by hepatitis B virus (HBV). The purpose of this study is to test this hypothesis. The investigators will use pegylated IFN alfa-2b in combination with RBV for the treatment of patients with dual chronic hepatitis D virus (HDV) and HBV infection. A 24-week course of combination therapy pegylated IFN+RBV will be used.

NCT ID: NCT00116805 Active, not recruiting - Chronic Hepatitis B Clinical Trials

A Study to Compare Tenofovir Disoproxil Fumarate Versus Adefovir Dipivoxil for the Treatment of HBeAg-Positive Chronic Hepatitis B

Start date: June 2005
Phase: Phase 3
Study type: Interventional

This study is designed to evaluate the safety and antiviral activity of tenofovir disoproxil fumarate (TDF, tenofovir DF) compared to adefovir dipivoxil (ADV) for the treatment of HBeAg-positive chronic hepatitis B. Participants will receive either TDF or the approved hepatitis B therapy ADV. After 48 weeks all participants will be switched to open-label TDF.