NCT00983164

Brief Summary

The objective of the present study is to evaluate the antioxidant status in the blood of HCV patients treated with pegylated interferon (2a 1.5 ug/kg; 2b 180 ug) combined with ribavirin (1000 to 1250 mg) before and after supplementation of vitamins E, C and the mineral zinc (800 mg,500 mg and 40 mg; respectively) during six months.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
32

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Jan 2007

Typical duration for not_applicable

Geographic Reach
1 country

3 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

January 1, 2007

Completed
11 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2007

Completed
1.3 years until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2009

Completed
6 months until next milestone

First Submitted

Initial submission to the registry

September 22, 2009

Completed
1 day until next milestone

First Posted

Study publicly available on registry

September 23, 2009

Completed
Last Updated

September 23, 2009

Status Verified

September 1, 2009

Enrollment Period

11 months

First QC Date

September 22, 2009

Last Update Submit

September 22, 2009

Conditions

Keywords

antiviral therapyantioxidant therapyhepatitis C virusoxidative stressvitamin E

Study Arms (3)

group I

NO INTERVENTION

group I - controls

group II

EXPERIMENTAL

group II - patients with hepatitis C without treatment

Dietary Supplement: Antioxidant Supplementation

group III

EXPERIMENTAL

group III - patients with hepatitis C treated weekly with pegylated interferon combined with daily ribavirin

Dietary Supplement: Antioxidant Supplementation

Interventions

Antioxidant SupplementationDIETARY_SUPPLEMENT

antioxidant supplementation (vitamin E 800 mg, C 500 mg and zinc 40 mg) for 24 weeks

group IIgroup III

Eligibility Criteria

Age20 Years - 60 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • without the presence of illnesses associated with systemic diseases, no chronic alcoholism, without HIV coinfection, and were not participating in other studies.
  • Patients with hepatitis C were selected according to the Clinical Protocol and Guidelines for Therapeutic Hepatitis C Viral.
  • Group I - All subjects were negative for HCV, HBV, HIV, HBsAg, anti-HBc total, anti-HCV and normal serum transaminases.

You may not qualify if:

  • Patients with one of the following laboratory abnormalities were also excluded: leukocytes, neutrophils, platelets, serum creatinine 1.5 times upper limit of normal, elevated thyroid stimulating hormone, alpha-fetoprotein above normal limits, and/or focal lesion on ultrasound performed within 1 month of study entry.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (3)

Hospital Nereu Ramos

Florianópolis, Santa Catarina, Brazil

Location

Hospital Universitário Universidade Federal Santa Catarina

Florianópolis, Santa Catarina, Brazil

Location

Policlínica II

Florianópolis, Santa Catarina, Brazil

Location

MeSH Terms

Conditions

Hepatitis C

Condition Hierarchy (Ancestors)

Blood-Borne InfectionsCommunicable DiseasesInfectionsHepatitis, Viral, HumanVirus DiseasesFlaviviridae InfectionsRNA Virus InfectionsHepatitisLiver DiseasesDigestive System Diseases

Study Officials

  • Mirelle Sifroni Farias

    Universidade Federal Santa Catarina

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
SUPPORTIVE CARE
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER GOV

Study Record Dates

First Submitted

September 22, 2009

First Posted

September 23, 2009

Study Start

January 1, 2007

Primary Completion

December 1, 2007

Study Completion

April 1, 2009

Last Updated

September 23, 2009

Record last verified: 2009-09

Locations