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Efficacy of Oral Famciclovir Versus Aciclovir Treatment in Patients With Herpes Zoster

Primary Purpose

Herpes Zoster

Status
Completed
Phase
Phase 3
Locations
Brazil
Study Type
Interventional
Intervention
Famciclovir
Aciclovir
Sponsored by
EMS
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Herpes Zoster

Eligibility Criteria

18 Years - 60 Years (Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Patients must be able to understand the study procedures, agree to participate and give written consent.
  • Patients with clinical diagnosis of Herpes Zoster;
  • Score higher than 4 for at least for 2 symptoms of Herpes Zoster;
  • Negative pregnant urine test

Exclusion Criteria:

  • Pregnancy or risk of pregnancy.
  • Lactation
  • Any pathology or past medical condition that can interfere with this protocol.
  • Non-steroidal anti-inflammatory drug , hormonal anti-inflammatory or immunosuppressive drugs (in the last 30 days and during the study);
  • Patients with immunodeficiency and/or immunosuppressive disease;
  • Hypersensitivity to components of the formula;
  • Other conditions deemed reasonable by the medical investigator as to the disqualification of the individual from study participation.

Sites / Locations

  • Centro de Medicina Reprodutiva Dr Carlos Isaia Filho
  • Loema
  • CECIP Centro de Estudos Clínicos do Interior Paulista
  • Afip - Associacao Fundo de Incentivo A Pesquisa
  • Allergisa

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

Active Comparator

Arm Label

Famciclovir 500mg

Aciclovir 400mg

Arm Description

1 tablet each 8 hours for 7 days

2 tablets of Aciclovir 400 mg each 4 hours for 7 days

Outcomes

Primary Outcome Measures

For efficacy evaluation, a visual analogue scale (VAS) will be used to detect the improvement of symptoms
Symptoms evaluated: pain, injury, loss of sensation, burning and itching

Secondary Outcome Measures

Safety will be evaluated by the adverse events occurrences
Adverse events will be collected and followed in order to evaluate safety and tolerability

Full Information

First Posted
March 30, 2011
Last Updated
April 15, 2019
Sponsor
EMS
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1. Study Identification

Unique Protocol Identification Number
NCT01327144
Brief Title
Efficacy of Oral Famciclovir Versus Aciclovir Treatment in Patients With Herpes Zoster
Official Title
A Prospective, Randomized, Multicenter Study of the Efficacy and Safety of Famciclovir 500 mg Comparing To Aciclovir 400mg in Patients With Herpes Zoster
Study Type
Interventional

2. Study Status

Record Verification Date
April 2019
Overall Recruitment Status
Completed
Study Start Date
June 2012 (Actual)
Primary Completion Date
May 2017 (Actual)
Study Completion Date
July 2017 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
EMS

4. Oversight

Studies a U.S. FDA-regulated Drug Product
No
Studies a U.S. FDA-regulated Device Product
No
Data Monitoring Committee
Yes

5. Study Description

Brief Summary
Herpes Zoster is an infection that affects part of the nervous system caused by Varicella Zoster Virus. Herpes Zoster manifests as vesicular eruption in the dermatome, often associated with significant pain. There are effective oral prescription antiviral medicines available to reduce the discomfort of symptoms as famciclovir and aciclovir. This is a phase III, multicenter, randomized, parallel-group study to compare the efficacy and safety of treatment with Famciclovir (500 mg) comparing to Aciclovir (400 mg) in patients with Herpes Zoster.
Detailed Description
Study Design single blind study, prospective, parallel group, intent to treat trial Experiment duration: 7 days 2 visits (days 0, and 7) Reduction of symptoms Adverse events evaluation

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Herpes Zoster

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 3
Interventional Study Model
Parallel Assignment
Masking
Investigator
Allocation
Randomized
Enrollment
177 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Famciclovir 500mg
Arm Type
Experimental
Arm Description
1 tablet each 8 hours for 7 days
Arm Title
Aciclovir 400mg
Arm Type
Active Comparator
Arm Description
2 tablets of Aciclovir 400 mg each 4 hours for 7 days
Intervention Type
Drug
Intervention Name(s)
Famciclovir
Intervention Description
Famciclovir 500 mg- 1 tablet each 12 hours for 7 days
Intervention Type
Drug
Intervention Name(s)
Aciclovir
Intervention Description
Aciclovir 400 mg- 02 tablets each 4 hours for 7 days
Primary Outcome Measure Information:
Title
For efficacy evaluation, a visual analogue scale (VAS) will be used to detect the improvement of symptoms
Description
Symptoms evaluated: pain, injury, loss of sensation, burning and itching
Time Frame
day 7
Secondary Outcome Measure Information:
Title
Safety will be evaluated by the adverse events occurrences
Description
Adverse events will be collected and followed in order to evaluate safety and tolerability
Time Frame
day 7

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
60 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Patients must be able to understand the study procedures, agree to participate and give written consent. Patients with clinical diagnosis of Herpes Zoster; Score higher than 4 for at least for 2 symptoms of Herpes Zoster; Negative pregnant urine test Exclusion Criteria: Pregnancy or risk of pregnancy. Lactation Any pathology or past medical condition that can interfere with this protocol. Non-steroidal anti-inflammatory drug , hormonal anti-inflammatory or immunosuppressive drugs (in the last 30 days and during the study); Patients with immunodeficiency and/or immunosuppressive disease; Hypersensitivity to components of the formula; Other conditions deemed reasonable by the medical investigator as to the disqualification of the individual from study participation.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Joyce Silva, MD
Organizational Affiliation
EMS
Official's Role
Study Director
Facility Information:
Facility Name
Centro de Medicina Reprodutiva Dr Carlos Isaia Filho
City
Porto Alegre
State/Province
RS
Country
Brazil
Facility Name
Loema
City
Campinas
State/Province
SP
ZIP/Postal Code
13010001
Country
Brazil
Facility Name
CECIP Centro de Estudos Clínicos do Interior Paulista
City
Jau
State/Province
SP
Country
Brazil
Facility Name
Afip - Associacao Fundo de Incentivo A Pesquisa
City
Sao Paulo
State/Province
SP
Country
Brazil
Facility Name
Allergisa
City
Campinas
State/Province
São Paulo
Country
Brazil

12. IPD Sharing Statement

Citations:
PubMed Identifier
29746903
Citation
Pott Junior H, de Oliveira MFB, Gambero S, Amazonas RB. Randomized clinical trial of famciclovir or acyclovir for the treatment of herpes zoster in adults. Int J Infect Dis. 2018 Jul;72:11-15. doi: 10.1016/j.ijid.2018.04.4324. Epub 2018 May 7.
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Efficacy of Oral Famciclovir Versus Aciclovir Treatment in Patients With Herpes Zoster

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