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Completed

NCT Number: NCT01290341

Evaluation of the Efficacy and Safety of NAFT-600 in Subjects With Tinea Pedis

This is a 6-week, double-blind, randomized, placebo-controlled, multicenter, parallel group Phase 3 study of NAFT-600 applied once a day for 2 weeks compared to vehicle (placebo) in the treatment of tinea pedis.

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Key information

Age range

12 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Radiant Research, Inc., Tucson, Arizona, United States

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About this study

This study is open to males and non-pregnant females, 12 years of age and over, with clinical signs and symptoms of tinea pedis consisting of at least moderate erythema, moderate scaling, mild pruritus, a positive screening KOH, and a positive culture.Subjects will be evaluated at Day 1 (baseline), Week 2, Week 4, and Week 6 (follow-up). Adverse events, concomitant medications,and study drug compliance will be reviewed at each visit. Efficacy assessments will include KOH and culture evaluations, clinical signs/symptoms (erythema, scaling, pruritus), and Investigator's Global Assessment.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Males or non-pregnant females, ≥12 years of age, of any race or sex. Females of child-bearing 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 interdigital only or both interdigital and moccasin types of tinea pedis on one or both feet characterized by clinical evidence of a tinea infection (at least moderate erythema, moderate scaling and mild pruritus) based on signs and symptoms in the affected area(s).

Exclusion criteria

  • Subjects with 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 drugs 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.
  • Foot psoriasis, corns and/or callus involving any web spaces, atopic or contact dermatitis.
  • Severe dermatophytoses, onychomycosis (on the evaluated foot), mucocutaneous candidiasis or bacterial skin infection.
  • Extremely severe tinea pedis (incapacitating).
  • 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.

Treatment and study plan

NAFT-600 (naftin 2 % gel)

Drug

Topical; applied once daily for two weeks

Other names: Naftin®

Placebo

Drug

Topical; applied once daily for two weeks.

Primary outcomes

  1. Complete Cure of Interdigital Tinea Pedis

    Time frame: Visit 4/ Week 6

    The primary efficacy comparison between NAFT-600 gel and placebo will be based on the percentage of subjects at Week 6 with complete cure of interdigital tinea pedis.

    Complete cure is defined as negative mycology results (dermatophyte culture and KOH) and the absence of erythema, scaling, and pruritus.

Secondary outcomes

  1. Effective Treatment and Mycological Cure of Interdigital Tinea Pedis at Week 6

    Time frame: Visit 4/ Week 6

    Effective treatment of interdigital tinea pedis which is defined as negative KOH and negative dermatophyte culture and erythema, scaling, and pruritus scores of 0 or 1 (corresponding to absent and mild respectively).

    Mycological cure of interdigital tinea pedis which is defined as negative KOH and negative dermatophyte culture.

Sponsors and collaborators

Lead sponsor

Merz North America, Inc.

Industry

Registry information

Official study title

A Phase 3 Double-Blind, Randomized, Placebo-Controlled,Multicenter, Parallel Group Evaluation of the Efficacy and Safety of NAFT-600 in Subjects With Tinea Pedis

Acronym: NAFT-600

Important dates

Study start
2011
Primary completion
2011
Study completion
2011
First posted
Feb 7, 2011
Registry last updated
Sep 26, 2013

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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