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Evaluate the Clinical Equivalence of Two Naftifine HCl 1% Creams in Patients With Interdigital Tinea Pedis

Primary Purpose

Tinea Pedis

Status
Completed
Phase
Phase 1
Locations
Study Type
Interventional
Intervention
Naftifine HCl Cream 1%
Naftin® (Naftifine HCl) Cream 1%
Placebo topical cream
Sponsored by
Taro Pharmaceuticals USA
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Tinea Pedis focused on measuring Naftifine HCl Cream 1%, Naftin® (Naftifine HCl) Cream 1%, Tinea Pedis, Efficacy and safety

Eligibility Criteria

18 Years - undefined (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Male or non-pregnant, non-lactating females 18 years of age or older.
  • Signed informed consent form, which meets all criteria of current FDA regulations.
  • If female and of child-bearing potential, have a negative urine pregnancy test at baseline visit, and prepare to abstain from sexual intercourse or use a reliable method of contraception during the study.
  • A total score of at least 4 for the clinical signs and symptoms of tinea pedis for the target lesion. In addition, the most infected area must have a minimum score of at least 2 for erythema and a minimum score of at least 2 for scaling.
  • A confirmed clinical diagnosis of tinea pedis with lesions localized to the interdigital spaces or predominantly interdigital, but may extend to other areas of the foot.
  • The presence of tinea pedis infection, confirmed by the observation of segmented fungal hyphae during a microscopic 10% potassium hydroxide wet mount examination.

Exclusion Criteria:

  • Females who are pregnant, lactating or likely to become pregnant during the study.
  • Use of antipruritics, including antihistamines within 72 hours prior to baseline visit.
  • Use of topical corticosteroids, antibiotics or antifungal therapies within 2 weeks prior to baseline visit.
  • Use of systemic corticosteroids, antibiotics or antifungal therapies within 1 month prior to baseline visit.
  • Use of oral terbinafine or itraconazole within 2 months prior to baseline visit.
  • Use of immunosuppressive medication or radiation therapy within 3 months prior to baseline visit.
  • Any known hypersensitivity to Naftifine HCl, any component of the formulation or other antifungal agents.
  • Confluent, diffuse moccasin-type tinea pedis of the entire plantar surface.
  • Significant history or current evidence of chronic infectious disease, system disorder, organ disorder, or other medical condition that would place the patient at undue risk by participation or could jeopardize the integrity of the study evaluations.
  • Evidence of any concurrent dermatophytic infection of the toe nails or dermatological condition of the foot that may interfere with the evaluation of tinea pedis.
  • Patients with a past history of tinea pedis infections with a lack of response to antifungal therapy.
  • Patients who would be non-compliant with the requirements of the study protocol.
  • Participation in a research study within 30 days prior to baseline visit.
  • Employees or family members of employees of the research center or investigator.
  • Previous participation in this study.

Sites / Locations

    Arms of the Study

    Arm 1

    Arm 2

    Arm 3

    Arm Type

    Experimental

    Active Comparator

    Placebo Comparator

    Arm Label

    Naftifine HCl Cream 1%

    Naftin® (Naftifine HCl) Cream 1%

    Placebo topical cream

    Arm Description

    Naftifine HCl Cream 1% (Taro Pharmaceuticals Inc.)

    Naftin® (Naftifine HCl) Cream 1% (Merz Pharmaceuticals)

    Placebo topical cream (Taro Pharmaceuticals Inc.)

    Outcomes

    Primary Outcome Measures

    Therapeutic Cure
    Patients with both mycological cure and clinical cure at the final follow-up visit two weeks fter the end of treatment (Day 42) will be considered therapeutic cures.

    Secondary Outcome Measures

    Full Information

    First Posted
    April 17, 2012
    Last Updated
    May 5, 2014
    Sponsor
    Taro Pharmaceuticals USA
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    1. Study Identification

    Unique Protocol Identification Number
    NCT01580891
    Brief Title
    Evaluate the Clinical Equivalence of Two Naftifine HCl 1% Creams in Patients With Interdigital Tinea Pedis
    Official Title
    Randomized, Double-Blind, Placebo-Controlled, Multiple-Site, Parallel Design Study to Evaluate the Clinical Equivalence of Two Naftifine HCl 1% Creams in Patients With Interdigital Tinea Pedis.
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    May 2014
    Overall Recruitment Status
    Completed
    Study Start Date
    May 2012 (undefined)
    Primary Completion Date
    March 2013 (Actual)
    Study Completion Date
    July 2013 (Actual)

    3. Sponsor/Collaborators

    Responsible Party, by Official Title
    Sponsor
    Name of the Sponsor
    Taro Pharmaceuticals USA

    4. Oversight

    Data Monitoring Committee
    No

    5. Study Description

    Brief Summary
    The objective of this study is to evaluate the efficacy and safety of the test formulation of Naftifine HCl Cream 1% (Taro Pharmaceuticals Inc.) as compared to the already marketed formulation Naftin® (Naftifine HCl) 1% Cream (Merz Pharmaceuticals) and placebo in patients with tinea pedis and to show the superiority of the active treatments over placebo when dosed once a day for 28 days.

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Tinea Pedis
    Keywords
    Naftifine HCl Cream 1%, Naftin® (Naftifine HCl) Cream 1%, Tinea Pedis, Efficacy and safety

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Phase 1
    Interventional Study Model
    Parallel Assignment
    Masking
    ParticipantInvestigator
    Allocation
    Randomized
    Enrollment
    1053 (Actual)

    8. Arms, Groups, and Interventions

    Arm Title
    Naftifine HCl Cream 1%
    Arm Type
    Experimental
    Arm Description
    Naftifine HCl Cream 1% (Taro Pharmaceuticals Inc.)
    Arm Title
    Naftin® (Naftifine HCl) Cream 1%
    Arm Type
    Active Comparator
    Arm Description
    Naftin® (Naftifine HCl) Cream 1% (Merz Pharmaceuticals)
    Arm Title
    Placebo topical cream
    Arm Type
    Placebo Comparator
    Arm Description
    Placebo topical cream (Taro Pharmaceuticals Inc.)
    Intervention Type
    Drug
    Intervention Name(s)
    Naftifine HCl Cream 1%
    Intervention Description
    Naftifine HCl Cream 1% applied topically once a day for 28 days.
    Intervention Type
    Drug
    Intervention Name(s)
    Naftin® (Naftifine HCl) Cream 1%
    Intervention Description
    Naftin® (Naftifine HCl) Cream 1% applied topically once a day for 28 days.
    Intervention Type
    Drug
    Intervention Name(s)
    Placebo topical cream
    Intervention Description
    Placebo topical cream applied topically once a day for 28 days.
    Primary Outcome Measure Information:
    Title
    Therapeutic Cure
    Description
    Patients with both mycological cure and clinical cure at the final follow-up visit two weeks fter the end of treatment (Day 42) will be considered therapeutic cures.
    Time Frame
    42 Days

    10. Eligibility

    Sex
    All
    Minimum Age & Unit of Time
    18 Years
    Accepts Healthy Volunteers
    No
    Eligibility Criteria
    Inclusion Criteria: Male or non-pregnant, non-lactating females 18 years of age or older. Signed informed consent form, which meets all criteria of current FDA regulations. If female and of child-bearing potential, have a negative urine pregnancy test at baseline visit, and prepare to abstain from sexual intercourse or use a reliable method of contraception during the study. A total score of at least 4 for the clinical signs and symptoms of tinea pedis for the target lesion. In addition, the most infected area must have a minimum score of at least 2 for erythema and a minimum score of at least 2 for scaling. A confirmed clinical diagnosis of tinea pedis with lesions localized to the interdigital spaces or predominantly interdigital, but may extend to other areas of the foot. The presence of tinea pedis infection, confirmed by the observation of segmented fungal hyphae during a microscopic 10% potassium hydroxide wet mount examination. Exclusion Criteria: Females who are pregnant, lactating or likely to become pregnant during the study. Use of antipruritics, including antihistamines within 72 hours prior to baseline visit. Use of topical corticosteroids, antibiotics or antifungal therapies within 2 weeks prior to baseline visit. Use of systemic corticosteroids, antibiotics or antifungal therapies within 1 month prior to baseline visit. Use of oral terbinafine or itraconazole within 2 months prior to baseline visit. Use of immunosuppressive medication or radiation therapy within 3 months prior to baseline visit. Any known hypersensitivity to Naftifine HCl, any component of the formulation or other antifungal agents. Confluent, diffuse moccasin-type tinea pedis of the entire plantar surface. Significant history or current evidence of chronic infectious disease, system disorder, organ disorder, or other medical condition that would place the patient at undue risk by participation or could jeopardize the integrity of the study evaluations. Evidence of any concurrent dermatophytic infection of the toe nails or dermatological condition of the foot that may interfere with the evaluation of tinea pedis. Patients with a past history of tinea pedis infections with a lack of response to antifungal therapy. Patients who would be non-compliant with the requirements of the study protocol. Participation in a research study within 30 days prior to baseline visit. Employees or family members of employees of the research center or investigator. Previous participation in this study.

    12. IPD Sharing Statement

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