Chronic Hepatitis BPhase 4NCT02594293
Pegylated Interferon(Peg-IFN) in Reducing Relapse Rate in Patients After Discontinuation of NUC Therapy
A Phase 4 study testing PegIFN alfa-2a in people with Chronic Hepatitis B, run by Huashan Hospital at 19 sites in China.
Trial summary
This study evaluates whether Peg-IFN alfa-2a can reduce the recurrence rate of hepatitis B in 96 weeks after nucleoside analogue (NUC) withdrawal. The HBV HBeAg-Negative patients who received NUC anti-virus treatment for 2.5 years and reached stopping rule in 《Chinese chronic hepatitis B prevention and treatment… Read more about this study
- Who is it for?
- Ages 18 to 65 years
- Conditions the study is for
- Chronic Hepatitis B
- What is being tested?
- PegIFN alfa-2a
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 180 participants
- Where
- 19 sitesChina
- Study dates
- Oct 2015to Sep 2022
- Phase
- Phase 4
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 65 years
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- HBeAg-Negative Chronic Hepatitis B Patients:HBsAg-Positive,HBsAb-Negative,HBeAg-Negative,HBeAb-Positive during screening period and before NA treatment
- NUC monotherapy (including adefovir and entecavir) for more than 2.5 years,and reached stopping rule in 《Chinese chronic hepatitis B prevention and treatment guidelines》(2010):the patients who achieved undetectable HBV DNA (<300 copies/mL) with normal alanine aminotransferase (ALT) and the consolidation therapy reached 1.5 years ,total course of the treatment reached 2.5 years can stop NUC therapy
- Willing to stop the drug, and signed a written informed consent
Who cannot join
- HBsAb positive in screening period
- Compensated or Decompensated liver cirrhosis:with history of cirrhosis before NUC treatment or Child-Pugh score ≥ 5 or Complications of liver cirrhosis such as ascites, hepatic encephalopathy, esophageal gastric varices bleeding
- Hypersensitivity to interferon(IFN) or its active substance, and ineligible to IFN
- A history of immunoregulation drug therapy within one year before entry including IFN and so on.
- Coinfection with HAV、HCV、HDV、HEV 、HIV or with Other chronic liver diseases such as Alcoholic Liver Disease,Inherited Metabolic Liver Disease,Drug induced Liver Disease and nonalcoholic fatty liver
- Autoimmune disease including Autoimmune hepatitis and Psoriasis and so on.
Show all 16Show fewer
- Hepatocellular carcinoma(HCC) or alpha feto protein(AFP) levels more than 100 ng/ml and Hepatic malignant potential of Imaging examination or AFP levels more than 100 ng/ml for 3 months
- A neutrophil count of less than 1500 per cubic millimeter or a platelet count of less than 90,000 per cubic millimeter
- A serum creatinine level that was more than 1.5 times the upper limit of the normal range
- With other malignant tumors(exclude the cured ones)
- Severe organ dysfunction
- With severe psychiatric condition or nervous disease such as epilepsy, depression, mania, epilepsy, schizophrenia and so on
- Uncontrolled diabetes, hypertension or thyroid disease
- Pregnant women and lactating women or patients with pregnancy plans and not willing to use contraception during the study period
- Participate in other clinical studies at the same time
- Patients unsuitable for the research
Trial locations and contacts
19 sites in 1 country.
19 sites in 1 country
China19 sites
Changzhou Third People's Hospital
Changzhou, Jiangsu
First Affiliated Hospital of Zhejiang University
Hangzhou, Jiangsu
Shandong Provincial Hospital
Jinan, Shandong
People's Hospital of Jiangsu Province
Nanjing, Jiangsu
Nantong Third People's Hospital
Nantong, Jiangsu
Changhai Hospital Affiliated to Second Military Medical University
Shanghai
Huashan Hospital Affiliated to Fudan University
Shanghai
Ruijin Hospital Affiliate to Shanghai Jiao Tong University School of Medicine
Shanghai
Shanghai Public Health Clinical Center
Shanghai
Shanghai Third People's Hospital
Shanghai
Shuguang Hospital Affiliate to Shanghai University of Traditional Chinese Medicine
Shanghai
The Infectious Disease Hospital of Shanghai Huangpu Distric
Shanghai
Suzhou Fifth People's Hospital
Suzhou, Jiangsu
The First Affiliated Hospital of Soochow University
Suzhou, Jiangsu
Taicang People's Hospital
Taicang, Jiangsu
The First Affiliated Hospital of Wenzhou Medical University
Wenzhou, Zhejiang
Wuhan Seventh People's Hospital
Wuhan, Hubei
Wuxi Infectious Disease Hospital
Wuxi, Jiangsu
Affiliated Hospital of Xuzhou Medical College
Xuzhou, Jiangsu
About this study
Official title: A Prospective, Randomized, Controlled Clinical Trial to Evaluate the Role of Peg-IFN Alfa-2a in Reducing RelapSe Rate in Patients With Hepatitis B e Antigen(HBeAg)-nEgative Chronic Hepatitis B After Discontinuation of NUC Therapy
This study evaluates whether Peg-IFN alfa-2a can reduce the recurrence rate of hepatitis B in 96 weeks after nucleoside analogue (NUC) withdrawal.
The HBV HBeAg-Negative patients who received NUC anti-virus treatment for 2.5 years and reached stopping rule in 《Chinese chronic hepatitis B prevention and treatment guidelines》(2010) were randomly assigned into three groups: One group discontinue the NUC treatment and follow up for 96 weeks,One discontinue the NUC treatment ,receive Peg-IFN alfa-2a 180 μg by week for 24 weeks and follow up for 72 weeks,The other discontinue the NUC treatment ,receive Peg-IFN alfa-2a 180 μg by week for 48 weeks and follow up for 48 weeks.
Read the detailed description
NUC is a potent inhibitor of hepatitis B viral(HBV) replication, but long-term therapy may be required. Therefore, NUC resistance is an important clinical risk resulting from long-term therapy in chronic hepatitis B (CHB) management. Discontinuation of NUC is a feasible strategy to reduce resistance. However, the high rate of relapse after cessation of NUC treatment in CHB patients remains a big problem. NUC treatment of how to safely stop drug needs to be solved.
Peg-IFN can clear HBV by direct anti-viral and immune regulation mechanisms including enhancing natural killer cell response, increased cluster of differentiation 8(CD8 +) T lymphocytes and other mechanisms to restore and enhance the immune response in patients with CHB. Response to PEG-IFN is frequently sustained after a finite treatment course due to its immune modulating capacity.
- Conditions
- Chronic Hepatitis B
- Being tested
- PegIFN alfa-2a
- Medical subject headings
- Hepatitis B, Chronic
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
PegIFN alfa-2aDrug
Also called Pegasys
180 μg/ 0.5 ml ,hypodermic injection once a week
| Study group | Role | What they receive |
|---|---|---|
| Controlled Group | No intervention | Discontinue the NA treatment and follow up for 96 weeks |
| Pegasys 48 weeks | Experimental | Discontinue the NA treatment ,PegIFN alfa-2a 180 μg by week for 48 weeks and follow up for 48 weeks Receives: Drug: PegIFN alfa-2a |
What is being measured
The primary outcome is the main question the study is designed to answer.
Number of participants who relapse
The total number of relapse (HBV DNA>2000 IU/ml on 2 separate occasions 1 months apart) during the research period.
Measured: 96 weeks
Secondary outcomes (5)
Number of participants who relapse
The total number of relapse (HBV DNA>2000 IU/ml on 2 separate occasions 1 months apart) during the research period.
Measured: 48 weeks
Number of participants who achieve HBsAg seroconversion
To investigate whether Peg-IFN alfa-2a can improve the HBsAg seroconversion in CHB patients at the point of discontinuation of PegIFN therapy compared to the control group ,which will be measured by the number of participants who achieve HBsAg seroconversion. Pegasys 24 weeks Group:24 weeks and Pegasys 48 weeks Group:48 weeks
Measured: At the point of discontinuation of PegIFN therapy
Number of participants who achieve HBsAg seroconversion
To investigate whether Peg-IFN alfa-2a can improve the HBsAg seroconversion in CHB patients at 24,48 or 72 weeks post-discontinuation of PegIFN therapy compared to the control group ,which will be measured by the number of participants who achieve HBsAg seroconversion. Pegasys 24 weeks Group:48,72,96 weeks and Pegasys 48 weeks Group:72,96 weeks
Measured: 24,48,72 weeks post-discontinuation of PegIFN therapy
HBsAg changes from Baseline
Pegasys 24 weeks Group:12,24 weeks and Pegasys 48 weeks Group:12,24,48 weeks
Measured: 12,24 and 48 weeks
Predictive value of other markers for recurrence after NUC withdrawal
To investigate whether the other markers including HBcAb quantification and so on can predict the recurrence of hepatitis B.
Measured: 48 weeks and 96 weeks
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted3 Nov 2015 (estimated)
- Study startOct 2015
- Primary completionSep 2022
- Study completionSep 2022
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (18)Papers the sponsor has linked to this study.
- Other trials for Chronic Hepatitis BStudies of the same condition, open and under way.
- More trials run by Huashan HospitalThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 4
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 180 participants (actual)
Sponsor and investigators
- Lead sponsor
- Huashan Hospital
- Sponsor type
- University, hospital or other
- Responsible party
- Principal investigator, Jiming Zhang, Huashan Hospital
- Investigators
- Jiming Zhang, M.D., Principal investigator, Huashan Hospital
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02594293
- Sponsor's protocol ID
- CEASE
- Status last verified
- Oct 2022
- First submitted
- 11 Oct 2015
- Last updated
- 31 Oct 2022
- Results posted
- No
- Data monitoring committee
- No
Publications
Ganem D, Prince AM. Hepatitis B virus infection--natural history and clinical consequences. N Engl J Med. 2004 Mar 11;350(11):1118-29. doi: 10.1056/NEJMra031087. No abstract available.
PubMed 15014185Liang X, Bi S, Yang W, Wang L, Cui G, Cui F, Zhang Y, Liu J, Gong X, Chen Y, Wang F, Zheng H, Wang F, Guo J, Jia Z, Ma J, Wang H, Luo H, Li L, Jin S, Hadler SC, Wang Y. Epidemiological serosurvey of hepatitis B in China--declining HBV prevalence due to hepatitis B vaccination. Vaccine. 2009 Nov 5;27(47):6550-7. doi: 10.1016/j.vaccine.2009.08.048. Epub 2009 Sep 1.
PubMed 19729084Liang X, Bi S, Yang W, Wang L, Cui G, Cui F, Zhang Y, Liu J, Gong X, Chen Y, Wang F, Zheng H, Wang F, Guo J, Jia Z, Ma J, Wang H, Luo H, Li L, Jin S, Hadler SC, Wang Y. Evaluation of the impact of hepatitis B vaccination among children born during 1992-2005 in China. J Infect Dis. 2009 Jul 1;200(1):39-47. doi: 10.1086/599332.
PubMed 19469708Lu FM, Zhuang H. Management of hepatitis B in China. Chin Med J (Engl). 2009 Jan 5;122(1):3-4. No abstract available.
PubMed 19187608European Association For The Study Of The Liver. EASL clinical practice guidelines: Management of chronic hepatitis B virus infection. J Hepatol. 2012 Jul;57(1):167-85. doi: 10.1016/j.jhep.2012.02.010. Epub 2012 Mar 20. No abstract available.
PubMed 22436845Lok AS, McMahon BJ. Chronic hepatitis B: update 2009. Hepatology. 2009 Sep;50(3):661-2. doi: 10.1002/hep.23190. No abstract available.
PubMed 19714720Liaw YF, Leung N, Kao JH, Piratvisuth T, Gane E, Han KH, Guan R, Lau GK, Locarnini S; Chronic Hepatitis B Guideline Working Party of the Asian-Pacific Association for the Study of the Liver. Asian-Pacific consensus statement on the management of chronic hepatitis B: a 2008 update. Hepatol Int. 2008 Sep;2(3):263-83. doi: 10.1007/s12072-008-9080-3. Epub 2008 May 10.
PubMed 19669255中华医学会肝病学分会,中华医学会感染病学分会.慢性乙型肝炎防治指南(2010年版).中华内科杂志,2011;50(2):168-179
Kim YJ, Kim K, Hwang SH, Kim SS, Lee D, Cheong JY, Cho SW. Durability after discontinuation of nucleos(t)ide therapy in chronic HBeAg negative hepatitis patients. Clin Mol Hepatol. 2013 Sep;19(3):300-4. doi: 10.3350/cmh.2013.19.3.300. Epub 2013 Sep 30.
PubMed 24133668Liu F, Wang L, Li XY, Liu YD, Wang JB, Zhang ZH, Wang YZ. Poor durability of lamivudine effectiveness despite stringent cessation criteria: a prospective clinical study in hepatitis B e antigen-negative chronic hepatitis B patients. J Gastroenterol Hepatol. 2011 Mar;26(3):456-60. doi: 10.1111/j.1440-1746.2010.06492.x.
PubMed 21332542Seto WK, Hui AJ, Wong VW, Wong GL, Liu KS, Lai CL, Yuen MF, Chan HL. Treatment cessation of entecavir in Asian patients with hepatitis B e antigen negative chronic hepatitis B: a multicentre prospective study. Gut. 2015 Apr;64(4):667-72. doi: 10.1136/gutjnl-2014-307237. Epub 2014 May 15.
PubMed 24833635Jeng WJ, Sheen IS, Chen YC, Hsu CW, Chien RN, Chu CM, Liaw YF. Off-therapy durability of response to entecavir therapy in hepatitis B e antigen-negative chronic hepatitis B patients. Hepatology. 2013 Dec;58(6):1888-96. doi: 10.1002/hep.26549. Epub 2013 Oct 17.
PubMed 23744454Micco L, Peppa D, Loggi E, Schurich A, Jefferson L, Cursaro C, Panno AM, Bernardi M, Brander C, Bihl F, Andreone P, Maini MK. Differential boosting of innate and adaptive antiviral responses during pegylated-interferon-alpha therapy of chronic hepatitis B. J Hepatol. 2013 Feb;58(2):225-33. doi: 10.1016/j.jhep.2012.09.029. Epub 2012 Oct 6.
PubMed 23046671Chen J, Wang Y, Wu XJ, Li J, Hou FQ, Wang GQ. Pegylated interferon alpha-2b up-regulates specific CD8+ T cells in patients with chronic hepatitis B. World J Gastroenterol. 2010 Dec 28;16(48):6145-50. doi: 10.3748/wjg.v16.i48.6145.
PubMed 21182232Marcellin P, Bonino F, Yurdaydin C, Hadziyannis S, Moucari R, Kapprell HP, Rothe V, Popescu M, Brunetto MR. Hepatitis B surface antigen levels: association with 5-year response to peginterferon alfa-2a in hepatitis B e-antigen-negative patients. Hepatol Int. 2013 Mar;7(1):88-97. doi: 10.1007/s12072-012-9343-x. Epub 2012 Mar 23.
PubMed 23518903
Study at a glance
From the registry record, last updated by the sponsor on 31 Oct 2022. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Prospective, Randomized, Controlled Clinical Trial to Evaluate the Role of Peg-IFN Alfa-2a in Reducing RelapSe Rate in Patients With Hepatitis B e Antigen(HBeAg)-nEgative Chronic Hepatitis B After Discontinuation of NUC Therapy
- ClinicalTrials.gov ID
- NCT02594293
- Acronym / sponsor ID
- CEASE
- Conditions
- Chronic Hepatitis B
- Phase
- Phase 4
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 180 participants (actual)
- Lead sponsor
- Huashan HospitalUniversity, hospital or other
- Study start
- Oct 2015 (actual)
- Primary completion
- Sep 2022 (actual)
- Study completion
- Sep 2022 (actual)
- First posted
- 3 Nov 2015 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This study evaluates whether Peg-IFN alfa-2a can reduce the recurrence rate of hepatitis B in 96 weeks after nucleoside analogue (NUC) withdrawal.
The HBV HBeAg-Negative patients who received NUC anti-virus treatment for 2.5 years and reached stopping rule in 《Chinese chronic hepatitis B prevention and treatment guidelines》(2010) were randomly assigned into three groups: One group discontinue the NUC treatment and follow up for 96 weeks,One discontinue the NUC treatment ,receive Peg-IFN alfa-2a 180 μg by week for 24 weeks and follow up for 72 weeks,The other discontinue the NUC treatment ,receive Peg-IFN alfa-2a 180 μg by week for 48 weeks and follow up for 48 weeks.
Detailed description
NUC is a potent inhibitor of hepatitis B viral(HBV) replication, but long-term therapy may be required. Therefore, NUC resistance is an important clinical risk resulting from long-term therapy in chronic hepatitis B (CHB) management. Discontinuation of NUC is a feasible strategy to reduce resistance. However, the high rate of relapse after cessation of NUC treatment in CHB patients remains a big problem. NUC treatment of how to safely stop drug needs to be solved.
Peg-IFN can clear HBV by direct anti-viral and immune regulation mechanisms including enhancing natural killer cell response, increased cluster of differentiation 8(CD8 +) T lymphocytes and other mechanisms to restore and enhance the immune response in patients with CHB. Response to PEG-IFN is frequently sustained after a finite treatment course due to its immune modulating capacity.
Study design
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Controlled Group | No intervention | –Discontinue the NA treatment and follow up for 96 weeks |
| Pegasys 48 weeks | Experimental | Drug: PegIFN alfa-2aDiscontinue the NA treatment ,PegIFN alfa-2a 180 μg by week for 48 weeks and follow up for 48 weeks |
Who may qualify
- Ages
- 18 to 65 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (3 listed)
- HBeAg-Negative Chronic Hepatitis B Patients:HBsAg-Positive,HBsAb-Negative,HBeAg-Negative,HBeAb-Positive during screening period and before NA treatment
- NUC monotherapy (including adefovir and entecavir) for more than 2.5 years,and reached stopping rule in 《Chinese chronic hepatitis B prevention and treatment guidelines》(2010):the patients who achieved undetectable HBV DNA (<300 copies/mL) with normal alanine aminotransferase (ALT) and the consolidation therapy reached 1.5 years ,total course of the treatment reached 2.5 years can stop NUC therapy
- Willing to stop the drug, and signed a written informed consent
Key exclusion criteria (16 listed)
- HBsAb positive in screening period
- Compensated or Decompensated liver cirrhosis:with history of cirrhosis before NUC treatment or Child-Pugh score ≥ 5 or Complications of liver cirrhosis such as ascites, hepatic encephalopathy, esophageal gastric varices bleeding
- Hypersensitivity to interferon(IFN) or its active substance, and ineligible to IFN
- A history of immunoregulation drug therapy within one year before entry including IFN and so on.
- Coinfection with HAV、HCV、HDV、HEV 、HIV or with Other chronic liver diseases such as Alcoholic Liver Disease,Inherited Metabolic Liver Disease,Drug induced Liver Disease and nonalcoholic fatty liver
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| PegIFN alfa-2aAlso: Pegasys180 μg/ 0.5 ml ,hypodermic injection once a week | Drug | Pegasys 48 weeks |
Primary outcome
Number of participants who relapse
Time frame: 96 weeks
The total number of relapse (HBV DNA>2000 IU/ml on 2 separate occasions 1 months apart) during the research period.
5 secondary outcomes
Number of participants who relapse
Time frame: 48 weeks
Number of participants who achieve HBsAg seroconversion
Time frame: At the point of discontinuation of PegIFN therapy
Number of participants who achieve HBsAg seroconversion
Time frame: 24,48,72 weeks post-discontinuation of PegIFN therapy
HBsAg changes from Baseline
Time frame: 12,24 and 48 weeks
Predictive value of other markers for recurrence after NUC withdrawal
Time frame: 48 weeks and 96 weeks
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 31 Oct 2022.
- Results publication: PubMed 15014185Ganem D, Prince AM. Hepatitis B virus infection--natural history and clinical consequences. N Engl J Med. 2004 Mar 11;350(11):1118-29. doi: 10.1056/NEJMra031087. No abstract available.
- Results publication: PubMed 19729084Liang X, Bi S, Yang W, Wang L, Cui G, Cui F, Zhang Y, Liu J, Gong X, Chen Y, Wang F, Zheng H, Wang F, Guo J, Jia Z, Ma J, Wang H, Luo H, Li L, Jin S, Hadler SC, Wang Y. Epidemiological serosurvey of hepatitis B in China--declining HBV prevalence due to hepatitis B vaccination. Vaccine. 2009 Nov 5;27(47):6550-7. doi: 10.1016/j.vaccine.2009.08.048. Epub 2009 Sep 1.
- Results publication: PubMed 19469708Liang X, Bi S, Yang W, Wang L, Cui G, Cui F, Zhang Y, Liu J, Gong X, Chen Y, Wang F, Zheng H, Wang F, Guo J, Jia Z, Ma J, Wang H, Luo H, Li L, Jin S, Hadler SC, Wang Y. Evaluation of the impact of hepatitis B vaccination among children born during 1992-2005 in China. J Infect Dis. 2009 Jul 1;200(1):39-47. doi: 10.1086/599332.
- Results publication: PubMed 19187608Lu FM, Zhuang H. Management of hepatitis B in China. Chin Med J (Engl). 2009 Jan 5;122(1):3-4. No abstract available.
- Results publication: PubMed 22436845European Association For The Study Of The Liver. EASL clinical practice guidelines: Management of chronic hepatitis B virus infection. J Hepatol. 2012 Jul;57(1):167-85. doi: 10.1016/j.jhep.2012.02.010. Epub 2012 Mar 20. No abstract available.
- Results publication: PubMed 19714720Lok AS, McMahon BJ. Chronic hepatitis B: update 2009. Hepatology. 2009 Sep;50(3):661-2. doi: 10.1002/hep.23190. No abstract available.
- Results publication: PubMed 19669255Liaw YF, Leung N, Kao JH, Piratvisuth T, Gane E, Han KH, Guan R, Lau GK, Locarnini S; Chronic Hepatitis B Guideline Working Party of the Asian-Pacific Association for the Study of the Liver. Asian-Pacific consensus statement on the management of chronic hepatitis B: a 2008 update. Hepatol Int. 2008 Sep;2(3):263-83. doi: 10.1007/s12072-008-9080-3. Epub 2008 May 10.
- Results publication中华医学会肝病学分会,中华医学会感染病学分会.慢性乙型肝炎防治指南(2010年版).中华内科杂志,2011;50(2):168-179
- Results publication: PubMed 24133668Kim YJ, Kim K, Hwang SH, Kim SS, Lee D, Cheong JY, Cho SW. Durability after discontinuation of nucleos(t)ide therapy in chronic HBeAg negative hepatitis patients. Clin Mol Hepatol. 2013 Sep;19(3):300-4. doi: 10.3350/cmh.2013.19.3.300. Epub 2013 Sep 30.
- Results publication: PubMed 21332542Liu F, Wang L, Li XY, Liu YD, Wang JB, Zhang ZH, Wang YZ. Poor durability of lamivudine effectiveness despite stringent cessation criteria: a prospective clinical study in hepatitis B e antigen-negative chronic hepatitis B patients. J Gastroenterol Hepatol. 2011 Mar;26(3):456-60. doi: 10.1111/j.1440-1746.2010.06492.x.
- Results publication: PubMed 24833635Seto WK, Hui AJ, Wong VW, Wong GL, Liu KS, Lai CL, Yuen MF, Chan HL. Treatment cessation of entecavir in Asian patients with hepatitis B e antigen negative chronic hepatitis B: a multicentre prospective study. Gut. 2015 Apr;64(4):667-72. doi: 10.1136/gutjnl-2014-307237. Epub 2014 May 15.
- Results publication: PubMed 23744454Jeng WJ, Sheen IS, Chen YC, Hsu CW, Chien RN, Chu CM, Liaw YF. Off-therapy durability of response to entecavir therapy in hepatitis B e antigen-negative chronic hepatitis B patients. Hepatology. 2013 Dec;58(6):1888-96. doi: 10.1002/hep.26549. Epub 2013 Oct 17.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Jiming Zhang, M.D. principal investigator
Huashan Hospital
19 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 4 study testing PegIFN alfa-2a in people with Chronic Hepatitis B, run by Huashan Hospital at 19 sites in China.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 3 inclusion and 16 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 31 Oct 2022. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 19 sites in China. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Number of participants who relapse (time frame: 96 weeks). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT02594293, which also lists 18 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 31 Oct 2022.