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Evaluate Safety and Efficacy of Naftifine Hydrochloride Gel 2% and Naftin® Gel 2% in Tinea Pedis

Primary Purpose

Tinea Pedis

Status
Completed
Phase
Phase 1
Locations
Study Type
Interventional
Intervention
Naftifine Hydrochloride Gel 2%
Naftin® Gel 2%
Placebo Topical Gel
Sponsored by
Taro Pharmaceuticals USA
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Tinea Pedis

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.
  • The sum of the clinical signs and symptoms scores of the target lesion is at least 4, including a minimum score of at least 2 for erythema and a minimum score of 2 for either scaling or pruritus.
  • Clinical diagnosis of interdigital tinea pedis with lesions localized to the interdigital spaces or predominantly interdigital, but may extend to other areas of the foot.
  • The presence of interdigital tinea pedis infection, confirmed by the observation of segmented fungal hyphae during a microscopic potassium hydroxide wet mount preparation.

Exclusion Criteria:

  • Females who are pregnant, lactating or planning to become pregnant during the study period.
  • 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 Hydrochloride, or any component of the formulation.
  • Confluent, diffuse moccasin-type tinea pedis of the entire plantar surface.
  • History of significant or current evidence of chronic infectious disease, system disorder, organ disorder, or other medical condition that would place 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 investigator's evaluation of tinea pedis.
  • Patients with a past history of dermatophyte infections with a lack of response to antifungal therapy.

Sites / Locations

    Arms of the Study

    Arm 1

    Arm 2

    Arm 3

    Arm Type

    Experimental

    Active Comparator

    Placebo Comparator

    Arm Label

    Naftifine Hydrochloride Gel 2%

    Naftin® Gel 2%

    Placebo Topical Gel

    Arm Description

    Naftifine Hydrochloride Gel 2% (Taro Pharmaceuticals Inc.)

    Naftin® (Naftifine Hydrochloride) Gel 2% (Merz Pharmaceuticals, LLC)

    Placebo Topical Gel (Taro Pharmaceuticals Inc.)

    Outcomes

    Primary Outcome Measures

    Therapeutic cure after end of treatment
    The proportion of subjects with therapeutic cure, defined as both mycological cure and clinical cure, at the test-of-cure visit conducted four weeks after the end of treatment (study day 38-46).

    Secondary Outcome Measures

    Full Information

    First Posted
    January 7, 2015
    Last Updated
    September 4, 2018
    Sponsor
    Taro Pharmaceuticals USA
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    1. Study Identification

    Unique Protocol Identification Number
    NCT02335255
    Brief Title
    Evaluate Safety and Efficacy of Naftifine Hydrochloride Gel 2% and Naftin® Gel 2% in Tinea Pedis
    Official Title
    A Multi-Center, Double-Blind, Randomized, Parallel-Group, Placebo-Controlled Study to Evaluate the Safety and Efficacy of Naftifine Hydrochloride Gel 2% and Naftin® (Naftifine Hydrochloride) Gel 2% in Patients With Tinea Pedis.
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    September 2018
    Overall Recruitment Status
    Completed
    Study Start Date
    June 27, 2014 (Actual)
    Primary Completion Date
    May 15, 2018 (Actual)
    Study Completion Date
    May 15, 2018 (Actual)

    3. Sponsor/Collaborators

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

    4. Oversight

    Studies a U.S. FDA-regulated Drug Product
    No
    Studies a U.S. FDA-regulated Device Product
    No
    Product Manufactured in and Exported from the U.S.
    No
    Data Monitoring Committee
    No

    5. Study Description

    Brief Summary
    To compare the efficacy and safety of the test formulation Naftifine Hydrochloride Gel 2% to Naftin® (Naftifine Hydrochloride) Gel 2%
    Detailed Description
    The purpose of this study is to compare the efficacy and safety of the test formulation Naftifine Hydrochloride Gel 2% to Naftin® (Naftifine Hydrochloride) Gel 2% in a six week study (four weeks after the end of two week treatment) in patients with tinea pedis.

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Tinea Pedis

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Phase 1
    Interventional Study Model
    Parallel Assignment
    Masking
    ParticipantCare ProviderInvestigatorOutcomes Assessor
    Allocation
    Randomized
    Enrollment
    1519 (Actual)

    8. Arms, Groups, and Interventions

    Arm Title
    Naftifine Hydrochloride Gel 2%
    Arm Type
    Experimental
    Arm Description
    Naftifine Hydrochloride Gel 2% (Taro Pharmaceuticals Inc.)
    Arm Title
    Naftin® Gel 2%
    Arm Type
    Active Comparator
    Arm Description
    Naftin® (Naftifine Hydrochloride) Gel 2% (Merz Pharmaceuticals, LLC)
    Arm Title
    Placebo Topical Gel
    Arm Type
    Placebo Comparator
    Arm Description
    Placebo Topical Gel (Taro Pharmaceuticals Inc.)
    Intervention Type
    Drug
    Intervention Name(s)
    Naftifine Hydrochloride Gel 2%
    Other Intervention Name(s)
    Naftifine
    Intervention Description
    Naftifine Hydrochloride Gel 2% applied once daily for fourteen consecutive days to affected areas plus a 1/2 inch margin of healthy surrounding skin.
    Intervention Type
    Drug
    Intervention Name(s)
    Naftin® Gel 2%
    Other Intervention Name(s)
    Naftifine
    Intervention Description
    Naftin® Gel 2% applied once daily for fourteen consecutive days to affected areas plus a 1/2 inch margin of healthy surrounding skin.
    Intervention Type
    Drug
    Intervention Name(s)
    Placebo Topical Gel
    Other Intervention Name(s)
    Vehicle
    Intervention Description
    Placebo Topical Gel applied once daily for fourteen consecutive days to affected areas plus a 1/2 inch margin of healthy surrounding skin.
    Primary Outcome Measure Information:
    Title
    Therapeutic cure after end of treatment
    Description
    The proportion of subjects with therapeutic cure, defined as both mycological cure and clinical cure, at the test-of-cure visit conducted four weeks after the end of treatment (study day 38-46).
    Time Frame
    Study day 38-46

    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. The sum of the clinical signs and symptoms scores of the target lesion is at least 4, including a minimum score of at least 2 for erythema and a minimum score of 2 for either scaling or pruritus. Clinical diagnosis of interdigital tinea pedis with lesions localized to the interdigital spaces or predominantly interdigital, but may extend to other areas of the foot. The presence of interdigital tinea pedis infection, confirmed by the observation of segmented fungal hyphae during a microscopic potassium hydroxide wet mount preparation. Exclusion Criteria: Females who are pregnant, lactating or planning to become pregnant during the study period. 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 Hydrochloride, or any component of the formulation. Confluent, diffuse moccasin-type tinea pedis of the entire plantar surface. History of significant or current evidence of chronic infectious disease, system disorder, organ disorder, or other medical condition that would place 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 investigator's evaluation of tinea pedis. Patients with a past history of dermatophyte infections with a lack of response to antifungal therapy.
    Overall Study Officials:
    First Name & Middle Initial & Last Name & Degree
    Catawba Research
    Organizational Affiliation
    http://catawbaresearch.com/contact/
    Official's Role
    Study Chair

    12. IPD Sharing Statement

    Plan to Share IPD
    No

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