CClinicalTrials.gg
CompletedNCT01841775Updated Apr 29, 2013

Interferon α 2b Pharmacovigilance Study

A Phase 4 interventional study of interferon α 2b + ribavirin in Hepatitis C, Chronic, sponsored by The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz). Completed at 2 sites in Brazil. Open to participants aged 18 Years to 70 Years. Per ClinicalTrials.gov, last updated 2013-04-29.

Sponsored by The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz) · Phase 4, Interventional, and Treatment

Phase
Phase 4
Study type
Interventional
Enrollment
85
Allocation
Not applicable
Ages
18 Years to 70 Years
Sex
All
01

Study summary

Multicenter prospective follow-up of a not controlled chronic hepatitis C genotypes 2/3 patients cohort with treatment indication with interferon α 2b and ribavirin for 24 weeks, and the verification of sustained virological response at week 48.

The eligibility criteria and outcome measures followed the Clinical Protocol and Therapeutic Guidelines for Chronic Viral Hepatitis C, published by the Ministry of Health:

http://portal.saude.gov.br/portal/arquivos/pdf/pcdt_hepatite_c_2011_retificado.pdf

02

Conditions studied

  • Hepatitis C, Chronic

Keywords

  • Hepatitis C, Chronic
  • Genotype 2/3
  • Interferon α 2b
  • Ribavirin
  • Pharmacovigilance
03

In context

Hepatitis A

2,709 studies on the registry are indexed under Hepatitis A; 142 are open to participants now.

This study's enrollment of 85 is below the median of 100 across 1,887 interventional studies indexed under Hepatitis A.

Browse Hepatitis A studies →

Lead sponsor

The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz) is the lead sponsor of 27 studies on the registry; 5 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 70 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Genotype 2/3 Chronic Hepatitis C confirmed by biomolecular technology (RNAVHC);
  • Treatment naive;
  • Signing the Informed Consent Form;
  • Eligibility criteria and outcome measures followed the Clinical Protocol and Therapeutic Guidelines for Chronic Viral Hepatitis C, published by the Ministry of Health: http://portal.saude.gov.br/portal/arquivos/pdf/pcdt_hepatite_c_2011_retificado.pdf

Exclusion criteria

Exclusion Criteria:

  • Serious adverse events;
  • Intolerance to treatment;
  • Lost to follow up.
05

Study design

Phase
Phase 4
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
85 participants (actual)

Interventions

  • Druginterferon α 2b + ribavirin

    1. interferon α 2b: 3.000.000 IU SUBQ 3 times / wk for 24 weeks 2. ribavirin 250 mg: 15mg/kg/day,ORALLY twice a day for 24 weeks

06

What researchers measure

Primary outcomes

  1. Adverse events

    * Diary for recording adverse events by patients daily; * Monthly follow-up interview with MD and PharmD

    Time frame: Up to 24 weeks

Secondary outcomes

  1. Sustained virological response

    Time frame: 24 weeks after finishing treatment

07

Study locations

2 sites
  • Hospital Universitário Clementino Fraga Filho (Clementino Fraga Filho University Hospital)
    Rio de Janeiro, RJ 21941-913, Brazil
  • Hospital Federal de Bonsucesso (Bonsucesso Federal Hospital)
    Rio de Janeiro, 21041-030, Brazil
08

References and documents

Related links

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 29, 2013, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT01841775
Lead sponsor
The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz)
Collaborators
Hospital Federal de Bonsucesso (Bonsucesso Federal Hospital), Hospital Universitário Clementino Fraga Filho
Responsible party
Sponsor
First posted
Apr 29, 2013
Start date
May 2009
Primary completion
Sep 2012
Completion
Dec 2012
Last update
Apr 29, 2013

Study contacts

Eliane M. dos Santos, MD, MSc
principal investigator · The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz)
Paulo Roberto G. dos Santos, PharmD, MSc
study director · The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz)
Deborah A. da Conceição, BScN
study director · The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz)

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Apr 2013. You cannot join it, but the record below documents what was studied.

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