search
Back to results

Multicenter Study of the Safety and Efficacy of NAFT-500 in Tinea Cruris

Primary Purpose

Tinea Cruris, Jock Itch

Status
Completed
Phase
Phase 3
Locations
International
Study Type
Interventional
Intervention
NAFT-500
Placebo
Sponsored by
Merz North America, Inc.
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Tinea Cruris focused on measuring tinea cruris, jock itch

Eligibility Criteria

12 Years - undefined (Child, Adult, Older Adult)All SexesAccepts Healthy Volunteers

Inclusion Criteria:

  1. Review and sign a statement of Informed Consent and HIPAA authorization.
  2. Males or non-pregnant females โ‰ฅ12 years of age, of any race or sex. Females of childbearing potential must have a negative urine pregnancy test.
  3. For minors (less than 18 years), the parent/legal guardian must complete the informed consent process AND the subject must complete the assent process and sign the appropriate form (if age appropriate).
  4. Presence of tinea cruris characterized by clinical evidence of a tinea infection (at least moderate erythema, moderate scaling, and mild pruritus) as confirmed by signs and symptoms.
  5. KOH positive and culture positive baseline skin scrapings obtained from the site most severely affected or a representative site of the overall severity.
  6. Subjects must be in good health and free from any clinically significant disease that might interfere with the study evaluations.
  7. Subjects must be able to understand the requirements of the study and willing to comply with the study requirements.

Exclusion Criteria:

  1. A life-threatening condition (ex. autoimmune deficiency syndrome, cancer, unstable angina, or myocardial infarction) within the last 6 months.
  2. Subjects with abnormal findings - physical or laboratory - that are considered by the investigator to be clinically important and indicative of conditions that might complicate interpretation of study results.
  3. Subjects with a known hypersensitivity to study medications or their components.
  4. Subjects who have a recent history or who are currently known to abuse alcohol or drugs.
  5. Uncontrolled diabetes mellitus.
  6. Hemodialysis or chronic ambulatory peritoneal dialysis therapy.
  7. Current diagnosis of immunocompromising conditions.
  8. Atopic or contact dermatitis.
  9. Severe dermatophytoses, mucocutaneous candidiasis, or bacterial skin infection.
  10. Female subject who is pregnant or lactating, who is not using or does not agree to use an acceptable form of contraception during the study, or who intends to become pregnant during the study (females who are surgically sterilized or post menopausal for at least 2 years are not considered to be of childbearing potential). For the purposes of this study,acceptable forms of birth control include: oral contraceptives, contraceptive patches/implants, double barrier methods (e.g., use of condom and spermicide), IUD, and abstinence with second acceptable method should subject become sexually active.
  11. Subjects using the following medications:

    • Topical anti-fungal therapy, powders or topical corticosteroids applied within 14 days prior to randomization. Terbinafine, butenafine, and naftifine (topical) within 30 days prior to randomization.
    • Oral anti-fungal therapies within 3 months of randomization (8 months for oral terbinafine).
    • Systemic antibiotic or corticosteroid treatment within 30 days of randomization.
    • Any other significant treatments, except hormonal contraception and multivitamin, at the discretion of the investigator that would interfere with study treatment.
    • Investigational drug/ device within 30 days of randomization

Sites / Locations

  • Radiant Research
  • University Clinical Trials
  • University of California San Francisco Dept of Dermatology
  • FXM Research
  • FXM Research
  • Tulane Univeristy Health Services Ctr.
  • Silverton Skin Institute
  • Zoe Draelos, MD
  • Haber Dermatology
  • Paddington Testing Company
  • Tennesse Clinical Research
  • J&S Studies
  • Research Across America
  • Research Across America
  • Oakwell Clinical Research
  • Edwin Camilio Vazquez, MD
  • Medicina General y Cirugia Menor
  • Advanced Medical Concepts, PSC
  • Manuel Guzman, MD
  • Isabel Quijano, MD

Arms of the Study

Arm 1

Arm 2

Arm Type

Placebo Comparator

Experimental

Arm Label

2

1

Arm Description

placebo

NAFT-500

Outcomes

Primary Outcome Measures

Percentage of Subjects
Complete cure is defined as negative mycology results from the central laboratory (dermatophyte culture and KOH) and absence of Erythema, Scaling, and Pruritus (grade 0 for each) evaluated using the 5-point severity grading scale: 0 = absent, 1 = mild, 2 = moderate, 3 = marked, and 4 = not done.

Secondary Outcome Measures

Mycological Cure and Treatment Effectiveness
Mycological Cure was defined as negative KOH result and negative dermatophyte culture at Week 4. Treatment Effectiveness as defined as negative KOH, negative culture, and Scaling, Erythema and Pruritis grades of 0 or 1 at Week 4.

Full Information

First Posted
September 9, 2008
Last Updated
April 15, 2013
Sponsor
Merz North America, Inc.
search

1. Study Identification

Unique Protocol Identification Number
NCT00750152
Brief Title
Multicenter Study of the Safety and Efficacy of NAFT-500 in Tinea Cruris
Official Title
A Phase 3 Double-Blind, Randomized, Placebo-Controlled,Multicenter, Parallel Group Evaluation of the Efficacy and Safety of NAFT-500 in Subjects With Tinea Cruris
Study Type
Interventional

2. Study Status

Record Verification Date
October 2012
Overall Recruitment Status
Completed
Study Start Date
September 2008 (undefined)
Primary Completion Date
August 2009 (Actual)
Study Completion Date
February 2010 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Merz North America, Inc.

4. Oversight

Data Monitoring Committee
No

5. Study Description

Brief Summary
A research study to compare the safety and effectiveness of an investigational medication called NAFT-500 to placebo (no active treatment), when used in subjects with tinea cruris, also known as jock itch.
Detailed Description
To evaluate the efficacy and safety of NAFT-500, applied once daily for 2 weeks, compared to placebo in the treatment of subjects with potassium hydroxide (KOH) and culture positive symptomatic tinea cruris.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Tinea Cruris, Jock Itch
Keywords
tinea cruris, jock itch

7. Study Design

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

8. Arms, Groups, and Interventions

Arm Title
2
Arm Type
Placebo Comparator
Arm Description
placebo
Arm Title
1
Arm Type
Experimental
Arm Description
NAFT-500
Intervention Type
Drug
Intervention Name(s)
NAFT-500
Intervention Description
topical cream application up to 4 weeks
Intervention Type
Drug
Intervention Name(s)
Placebo
Intervention Description
placebo cream applied for up to 4 weeks
Primary Outcome Measure Information:
Title
Percentage of Subjects
Description
Complete cure is defined as negative mycology results from the central laboratory (dermatophyte culture and KOH) and absence of Erythema, Scaling, and Pruritus (grade 0 for each) evaluated using the 5-point severity grading scale: 0 = absent, 1 = mild, 2 = moderate, 3 = marked, and 4 = not done.
Time Frame
Week 4 post-baseline
Secondary Outcome Measure Information:
Title
Mycological Cure and Treatment Effectiveness
Description
Mycological Cure was defined as negative KOH result and negative dermatophyte culture at Week 4. Treatment Effectiveness as defined as negative KOH, negative culture, and Scaling, Erythema and Pruritis grades of 0 or 1 at Week 4.
Time Frame
Week 4 (two weeks post-treatment)

10. Eligibility

Sex
All
Minimum Age & Unit of Time
12 Years
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria: Review and sign a statement of Informed Consent and HIPAA authorization. Males or non-pregnant females โ‰ฅ12 years of age, of any race or sex. Females of childbearing potential must have a negative urine pregnancy test. For minors (less than 18 years), the parent/legal guardian must complete the informed consent process AND the subject must complete the assent process and sign the appropriate form (if age appropriate). Presence of tinea cruris characterized by clinical evidence of a tinea infection (at least moderate erythema, moderate scaling, and mild pruritus) as confirmed by signs and symptoms. KOH positive and culture positive baseline skin scrapings obtained from the site most severely affected or a representative site of the overall severity. Subjects must be in good health and free from any clinically significant disease that might interfere with the study evaluations. Subjects must be able to understand the requirements of the study and willing to comply with the study requirements. Exclusion Criteria: A life-threatening condition (ex. autoimmune deficiency syndrome, cancer, unstable angina, or myocardial infarction) within the last 6 months. Subjects with abnormal findings - physical or laboratory - that are considered by the investigator to be clinically important and indicative of conditions that might complicate interpretation of study results. Subjects with a known hypersensitivity to study medications or their components. Subjects who have a recent history or who are currently known to abuse alcohol or drugs. Uncontrolled diabetes mellitus. Hemodialysis or chronic ambulatory peritoneal dialysis therapy. Current diagnosis of immunocompromising conditions. Atopic or contact dermatitis. Severe dermatophytoses, mucocutaneous candidiasis, or bacterial skin infection. Female subject who is pregnant or lactating, who is not using or does not agree to use an acceptable form of contraception during the study, or who intends to become pregnant during the study (females who are surgically sterilized or post menopausal for at least 2 years are not considered to be of childbearing potential). For the purposes of this study,acceptable forms of birth control include: oral contraceptives, contraceptive patches/implants, double barrier methods (e.g., use of condom and spermicide), IUD, and abstinence with second acceptable method should subject become sexually active. Subjects using the following medications: Topical anti-fungal therapy, powders or topical corticosteroids applied within 14 days prior to randomization. Terbinafine, butenafine, and naftifine (topical) within 30 days prior to randomization. Oral anti-fungal therapies within 3 months of randomization (8 months for oral terbinafine). Systemic antibiotic or corticosteroid treatment within 30 days of randomization. Any other significant treatments, except hormonal contraception and multivitamin, at the discretion of the investigator that would interfere with study treatment. Investigational drug/ device within 30 days of randomization
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Lawrence Parish, MD
Organizational Affiliation
Paddington Testing Company
Official's Role
Principal Investigator
Facility Information:
Facility Name
Radiant Research
City
Birmingham
State/Province
Alabama
ZIP/Postal Code
35209
Country
United States
Facility Name
University Clinical Trials
City
San Diego
State/Province
California
ZIP/Postal Code
92123
Country
United States
Facility Name
University of California San Francisco Dept of Dermatology
City
San Francisco
State/Province
California
ZIP/Postal Code
94115
Country
United States
Facility Name
FXM Research
City
Miami
State/Province
Florida
ZIP/Postal Code
33175
Country
United States
Facility Name
FXM Research
City
Miramar
State/Province
Florida
ZIP/Postal Code
33027
Country
United States
Facility Name
Tulane Univeristy Health Services Ctr.
City
New Orleans
State/Province
Louisiana
ZIP/Postal Code
70112
Country
United States
Facility Name
Silverton Skin Institute
City
Grand Blanc
State/Province
Michigan
ZIP/Postal Code
48439
Country
United States
Facility Name
Zoe Draelos, MD
City
High Point
State/Province
North Carolina
ZIP/Postal Code
27262
Country
United States
Facility Name
Haber Dermatology
City
Euclid
State/Province
Ohio
ZIP/Postal Code
44118
Country
United States
Facility Name
Paddington Testing Company
City
Philadelphia
State/Province
Pennsylvania
ZIP/Postal Code
19103
Country
United States
Facility Name
Tennesse Clinical Research
City
Nashville
State/Province
Tennessee
ZIP/Postal Code
37215
Country
United States
Facility Name
J&S Studies
City
College Station
State/Province
Texas
ZIP/Postal Code
77845
Country
United States
Facility Name
Research Across America
City
Dallas
State/Province
Texas
ZIP/Postal Code
75234
Country
United States
Facility Name
Research Across America
City
Plano
State/Province
Texas
ZIP/Postal Code
75093
Country
United States
Facility Name
Oakwell Clinical Research
City
San Antonio
State/Province
Texas
ZIP/Postal Code
78218
Country
United States
Facility Name
Edwin Camilio Vazquez, MD
City
Aguas Buenas
ZIP/Postal Code
00703
Country
Puerto Rico
Facility Name
Medicina General y Cirugia Menor
City
Cayey
ZIP/Postal Code
00736
Country
Puerto Rico
Facility Name
Advanced Medical Concepts, PSC
City
Cidra
ZIP/Postal Code
00739
Country
Puerto Rico
Facility Name
Manuel Guzman, MD
City
Humacao
ZIP/Postal Code
00791
Country
Puerto Rico
Facility Name
Isabel Quijano, MD
City
Rio Piedras
ZIP/Postal Code
00921
Country
Puerto Rico

12. IPD Sharing Statement

Citations:
PubMed Identifier
21968664
Citation
Parish LC, Parish JL, Routh HB, Avakian E, Olayinka B, Pappert EJ, Plaum S, Fleischer AB, Hardas B. A double-blind, randomized, vehicle-controlled study evaluating the efficacy and safety of naftifine 2% cream in tinea cruris. J Drugs Dermatol. 2011 Oct;10(10):1142-7.
Results Reference
result
Links:
URL
http://dailymed.nlm.nih.gov/
Description
Naftin Cream 2% product information

Learn more about this trial

Multicenter Study of the Safety and Efficacy of NAFT-500 in Tinea Cruris

We'll reach out to this number within 24 hrs