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Hepatitis B, Chronic clinical trials

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NCT ID: NCT03566030 Not yet recruiting - Hepatitis B Clinical Trials

Switching From Tenofovir Disoproxi Fumarate to Tenofovir Alafenamide in Chronic Hepatitis B Patients With Antiviral Resistance

Start date: September 1, 2018
Phase:
Study type: Observational

- To evaluate the efficacy of switching to tenofovir alafenamide (TAF) 25 mg QD versus continued tenofovir disoproxil fumarate (TDF) 300 mg QD in CHB patients with antiviral resistance, as determined by the proportion of virologically suppressed patients at week 48 - To evaluate the safety and tolerability of switching to TAF 25 mg QD versus continuing TDF 300 mg QD in antiviral-resistant subjects with chronic HBV at week 48

NCT ID: NCT03495570 Not yet recruiting - Chronic Hepatitis C Clinical Trials

Sysmex-XN 20 Analyser to Assess Lymphocyte Subsets and Other Haematological Parameters in Chronic/Acute Viral Infections

SASA
Start date: April 15, 2018
Phase:
Study type: Observational

The XN-20, is a full blood count (FBC) analyser with an extended differential counting and flagging System. The XN-Series' individual channels allow real-time reflex analysis, and uses a two stage process to classify the white blood count (WBC) sub-populations and detect the presence of abnormal reactive and malignant cells. In regards to lymphocytes in the peripheral blood, the machine has the capacity to distinguish activated from non-activated T-cell subsets using a very small volume of EDTA sample (88uL) (including remnant sample from a standard full blood count) with results available in 1.5 minutes. It is a fully automated process and can be considered as an alternative rapid flow cytometry method. Objective of the SASA study: to investigate the signal pattern of white blood cells assessed using the XN-20 full blood count platform in patients with untreated viral infections i.e. HIV, HCV and HBV. The data from the analysis will be reviewed in conjunction with patient's demographic and clinical disease characteristics with the aim of detecting characteristic cell populations that can be used in the development of system flags for future studies.

NCT ID: NCT03349008 Not yet recruiting - Chronic Hepatitis b Clinical Trials

Magnesium Isoglycyrrhizinate Followed by Diammonium Glycyrrhizinate and Combined With Entecavir in Chronic Hepatitis B

MAGIC-101
Start date: November 25, 2017
Phase: Phase 4
Study type: Interventional

This study evaluates the addition of glycyrrhizin to entecavir in the treatment of patients with chronic hepatitis B in China. Half of participants will receive magnesium isoglycyrrhizinate followed by oral diammonium glycyrrhizinate and entecavir in combination, while the other half will receive a placebo and entecavir.

NCT ID: NCT03308890 Not yet recruiting - Chronic Hepatitis B Clinical Trials

The Effect of Entecavir Consolidation on Post-TDF Treatment Durability

Start date: November 1, 2017
Phase: Phase 4
Study type: Interventional

Clinical relapse occurred much earlier and tended to be more severe after cessation of TDF than ETV. The follow-up interval and intensity would be different between ETV and TDF after discontinuation of therapy. Whether switch therapy from TDF to ETV can modify the pattern of relapse is interesting but unclear. Our hypothesis is that entecavir consolidation on post-TDF treatment patients reduce and delay the clinical relapse effectively. Hence in this proof of concept study we would like to evaluate the effect of 6 months and 12 months of entecavir consolidation on post-TDF treatment durability.

NCT ID: NCT03038802 Not yet recruiting - Chronic Hepatitis b Clinical Trials

A Randomised Controlled Phase 1 Study of Vaccine Therapy for Control or Cure of Chronic Hepatitis B Virus Infection

HBV003
Start date: September 30, 2024
Phase: Phase 1/Phase 2
Study type: Interventional

This is a pilot study to determine the safety and efficacy of a novel adjuvanted hepatitis B virus (HBV) vaccine formulated as a potential therapeutic vaccine against chronic HBV infection. An ongoing human clinical trial of this HBV vaccine in a prophylactic setting has confirmed this vaccine to be more effective at inducing seroconversion as measured by development of Hepatitis B surface antibody (HBsAb) in poor responder subjects than the standard alum-adjuvanted HBV vaccine, providing promise that this new vaccine may also be able to induce HBV viral control and/or seroconversion in chronically infected subjects

NCT ID: NCT02793791 Not yet recruiting - Chronic Hepatitis B Clinical Trials

Prophylactic Treatment of Hepatic Dysplastic Nodules in HBsAg Positive Patients

Start date: September 2016
Phase: N/A
Study type: Interventional

The aim of this study is to determine that for hepatic dysplastic nodules in patients with chronic hepatitis B, instead of enhanced follow-up, whether early minimally-invasive ablation therapy can reduce the incidence of hepatocellular carcinoma.

NCT ID: NCT02615639 Not yet recruiting - Chronic Hepatitis B Clinical Trials

A Clinical Trial on Hepatitis B Vaccine Activated-Dendritic Cells Combined With Anti-HBV Drugs in CHB

CTHBVACADCHB
Start date: November 2015
Phase: Phase 1/Phase 2
Study type: Interventional

The anti-virus effects is not satisfying in some of Chronic Hepatitis B(CHB) patients who have been on anti-Hepatitis B Virus (HBV) drugs therapy. Dendritic cell (DC) is critical in Hepatitis B Virus (HBV) specific immunity in the process of producing HBV promoter specific cytotoxic T cells (CTLs) and specific T helper cells (HTLs), however they are defective in CHB patients. Therefore, if it were going to remove HBV completely, it mainly depends if the body itself can produce enough HBV specific cytotoxic T cells (CTLs) and specific T helper cells (HTLs). Our research is to plus Hepatitis B Vaccine Activated-DCs therapy to CHB patients who have been on anti-HBV drugs but with poor effects, supposing to significantly improve anti-HBV efficacy, even to clean HBV from the patients.

NCT ID: NCT02589652 Not yet recruiting - Chronic Hepatitis B Clinical Trials

Switch or Sequential Combination Therapy of Peginterferon in Hepatitis B Patients With Longterm Entecavir Therapy

Start date: October 2015
Phase: N/A
Study type: Observational

This is a multicenter, prospective cohort study to evaluate the efficacy and safety of sequential combination or switch therapy of pegylated interferon alfa-2a in chronic hepatitis B patients with low HBsAg and HBeAg titers after long-term entecavir therapy, and compared to those who continued on ETV therapy.

NCT ID: NCT02392598 Not yet recruiting - Clinical trials for Hepatitis B, Chronic

A Hepatitis B With Hepatic Steatosis Study

HBHS
Start date: August 2015
Phase: N/A
Study type: Observational

This is an epidemiologic study on effect of hepatic steatosis on prognosis and outcomes of patients with chronic hepatitis B.

NCT ID: NCT02327715 Not yet recruiting - Pregnancy Clinical Trials

Emtricitabine for Prevention of Vertical Transmission of HBV in Chinese Pregnant HBsAg Positive Patients

Start date: January 2015
Phase: Phase 4
Study type: Interventional

This study evaluates generic emtricitabine(FTC) efficacy and safety in Chinese naive pregnant HBsAg positive patients in prevention of HBV vertical transmission. Single group patients were enrolled to receive emtricitabine till 24 weeks after delivery.