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Boceprevir With Peginterferon Alfa-2b and Ribavirin in the Treatment-naive Patients Infected With Genotype 4 Chronic Hepatitis C Infection

25. december 2014 opdateret af: Mostafa Ibrahim, Theodor Bilharz Research Institute

Pilot Study to Determine the Efficacy and Safety of Combining Boceprevir With Peginterferon Alfa-2b and Ribavirin in the Treatment-naive Patients Infected With Genotype 4 Chronic Hepatitis C Infection

Hypothesis Combination of Boceprevir with Ribavirin in treatment-naïve patients with genotype 4 chronic hepatitis C infection will increase the proportion of patients achieving sustained viral response compared to standard treatment alone.

Studieoversigt

Detaljeret beskrivelse

Objectives:

The primary objective of this study is to assess the efficacy and safety of Boceprevir 800 mg three times per day (TID) orally (PO) (hereafter called Boceprevir) in combination with peginterferon alfa-2b 1.5 μg/kg once per week (QW) subcutaneously (SC) plus weight-based dosing (WBD) of ribavirin (800 to 1400 mg/day) compared to standard of care (SOC) (therapy with peginterferon alfa-2b (PEG)+ribavirin (RBV) WBD) in previously untreated adult subjects with chronic hepatitis C (CHC) genotype 4 infection.

Primary Trial Objectives:

- The primary efficacy objective of this study is to assess the efficacy of Boceprevir in combination with PEG 1.5 μg/kg QW SC plus WBD of RBV (800 to 1400 mg/day) compared to the efficacy of SOC (therapy with PEG+RBV WBD) in the Control Arm in previously untreated adult subjects with CHC genotype 4 infection

Undersøgelsestype

Interventionel

Tilmelding (Forventet)

40

Fase

  • Fase 3

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

      • Giza, Egypten, 12311
        • Rekruttering
        • Theodor Bilharz Research Institute
        • Kontakt:
        • Ledende efterforsker:
          • Ibrahim Mostafa, PHD

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

  • Ages Eligible for Study: 18 Years and older
  • Genders Eligible for Study: Both

Inclusion Criteria:

  • Subject must be more than 18 years of age.
  • Subject's weight must be more than 40 kg and less than 125 kg.
  • Subject and subject's partner must each agree to use acceptable methods of contraception for at least 2 weeks prior to Day 1 and continue until at least 6 months after last dose of study medication, or longer if dictated by local regulations.
  • Subjects must be willing to give written informed consent for the trial and for the pharmacogenetic testing.
  • Subjects who are unwilling to provide written informed consent for pharmacogenetic testing may be included in the trial; however, pharmacogenetic samples must not be obtained.
  • Subject must have previously documented CHC genotype 4 infection.
  • Subjects with other or mixed genotypes are not eligible. The HCV-RNA result obtained from the central laboratory at the screening visit must confirm genotype 4 infection and be more10,000 IU per mL Previously untreated patients with Pegylated interferon
  • Subject must have a liver biopsy or fibrotest and fibroscan with histology consistent with CHC and no other etiology.

Exclusion Criteria:

  • Subject who is coinfected with the human immunodeficiency virus (HIV) or hepatitis B virus.
  • Prior treatment with interferon, ribavirin and/or investigational agent for hepatitis C.
  • Prior treatments with herbal remedies with known hepatotoxicity are exclusionary.
  • All herbal remedies used for hepatitis C treatment must be discontinued before Day 1.
  • Treatment with any investigational drug within 30 days of the screening visit in this trial.
  • Subject who received any of the following medication(s) within 2 weeks prior to the Day 1 visit that are highly dependent on CYP3A4.5 for clearance, and for which elevated plasma concentrations are associated with serious and or life-threatening events such as: orally administered midazolam, pimozide, amiodarone, flecainide, propafenone, quinidine and ergot derivatives (dihydroergotamine, ergonovine, ergotamine, methylergonovine).
  • Evidence of decompensated liver disease including, but not limited to, a history or presence of clinical ascites, bleeding varices, or hepatic encephalopathy.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Experimental Arm B
48 weeks of peginterferon alfa-2b and ribavirin Plus Boceprevir 800 mg
Aktiv komparator: Control Arm
48 weeks of peginterferon alfa-2b and ribavirin

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Efficacy
Tidsramme: 72 Weeks
The primary efficacy objective of this study is to assess the efficacy of Boceprevir in combination with PEG 1.5 μg/kg QW SC plus WBD of RBV (800 to 1400 mg/day) compared to the efficacy of SOC (therapy with PEG+RBV WBD) in the Control Arm in previously untreated adult subjects with CHC genotype 4 infection
72 Weeks

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Week 8 Response
Tidsramme: 8 weeks
1. Assess the number of patients who achieved SVR after achieving undetectable or ≥2 log reduction of HCV RNA level at treatment week 8;
8 weeks
12 Weeks response
Tidsramme: 12 weeks
Assess the number of patients who achieved SVR after achieving undetectable or ≥2 log reduction of HCV RNA level at treatment week 12
12 weeks
IL-28B polymorphism
Tidsramme: 72 Weeks
To evaluate the effect of IL-28B polymorphism (CC,CT,TT) alleles on the viral kinetic response after the addition of Boceprevir
72 Weeks

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. december 2013

Primær færdiggørelse (Forventet)

1. december 2015

Studieafslutning (Forventet)

1. december 2015

Datoer for studieregistrering

Først indsendt

26. juli 2012

Først indsendt, der opfyldte QC-kriterier

26. juli 2012

Først opslået (Skøn)

30. juli 2012

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

30. december 2014

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

25. december 2014

Sidst verificeret

1. december 2014

Mere information

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

Kliniske forsøg med Genotype 4 Chronic Hepatitis C Infection

Kliniske forsøg med ribavirin

Abonner