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A Trial of Safety/Efficacy of Test Article in Patients With Interdigital T. Pedis

Primary Purpose

Interdigital Tinea Pedis

Status
Terminated
Phase
Phase 2
Locations
Dominican Republic
Study Type
Interventional
Intervention
Cohort 1 J. Lividum
Placebo Gel
Sponsored by
DermBiont, Inc.
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Interdigital Tinea Pedis

Eligibility Criteria

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

Inclusion Criteria:

  • Subjects must meet all of the following criteria to be included in the study:

    1. A signed approved informed consent form by Institutional Review Board/Independent Ethics Committee.
    2. A signed Health Information Portability and Accountability Act (HIPAA) authorization form which permits the use and disclosure of subject's individually identifiable health information.
    3. Male or Female Subjects of any race 18 years of age and older.
    4. Women patients of child-bearing potential must: a. Have negative urine pregnancy tests prior to study treatment to rule out pregnancy, and b. Use at least one method of birth control that results in a low failure rate (i.e. less than 1% per year) when used consistently and correctly such as implants, injectables, combined oral contraceptives, some intrauterine devices (IUDs), sexual abstinence or vasectomized partner for the duration of study participation.
    5. Subjects with a clinical diagnosis of interdigital T. pedis T. pedis interdigital defined as lesions localized to the interdigital spaces or predominantly interdigital, but may extend to other areas of the foot (the non-interdigital lesions should not be hyperkeratotic, i.e., characteristic of tinea pedis moccasin).
    6. Provisionally confirmed diagnosis at screening by a positive potassium hydroxide (KOH) wet mount at the clinical site.
    7. A positive dermatophyte culture from the sample obtained at the screening visit.
    8. The sum of the clinical signs and symptoms scores of at least one web space (Target web space) is at least 4 using the Grading of Signs and Symptoms of T. pedis including a minimum score of at least 2 for erythema AND a minimum score of 2 for either scaling/fissures or pruritus/burning (on a scale of 0-3, where 2 indicates moderate severity).
    9. Target web space should have adequate amount of leading-edge scale to provide enough scale for KOH, fungal culture and molecular diagnostics.

      Exclusion Criteria:

      Subjects with the following will be excluded from this study:

    1. Females who are pregnant, planning a pregnancy, breastfeeding or have a positive pregnancy test at the site.
    2. Any dermatological conditions that could interfere with clinical evaluations.
    3. The clinical diagnosis of moccasin T. pedis.
    4. Any underlying disease(s) or some other dermatological condition that requires the use of interfering topical or systemic therapy.
    5. Subjects that have not undergone the specified washout period(s) or subjects who require the concurrent use of specific topical medications applied to the foot.
    6. Subjects that have not undergone the washout periods for systemic medications or who require the use of specific systemic medications.
    7. Treatment of any type of cancer within the last 6 months.
    8. History of any significant internal disease (which contraindicates use of live microbiome e.g. leukemia, liver failure, cardiovascular disease).
    9. Subjects who are known to be allergic to any of the Test Article(s) or any components in the Test Article(s) or history of hypersensitivity or allergic reactions to any of the study preparations as described in the Investigator's Brochure.
    10. AIDS or AIDS related complex by medical history.
    11. Known or suspected immune suppressive medications or diseases.
    12. Diabetes mellitus Type I or II by medical history.
    13. Peripheral vascular disease based on medical history.
    14. Any subject not able to meet the study attendance requirements.
    15. Subjects who have participated in any other trial of an investigational drug or device within 30 days prior to enrollment or participation in a research study concurrent with this study.

Sites / Locations

  • Instituto Dermatologico y Cirugia de Piel

Arms of the Study

Arm 1

Arm 2

Arm Type

Placebo Comparator

Active Comparator

Arm Label

Placebo Gel

Cohort 1

Arm Description

Placebo gel daily application for 4 weeks

DBI-001 Gel daily application for 4 weeks

Outcomes

Primary Outcome Measures

From Culture Positive to Culture Negative
Antimicrobial effect. Effect will be measured by change from culture positive for dermatophyte to culture negative as determined by routine mycology culture.

Secondary Outcome Measures

Full Information

First Posted
March 12, 2020
Last Updated
June 16, 2021
Sponsor
DermBiont, Inc.
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1. Study Identification

Unique Protocol Identification Number
NCT04315051
Brief Title
A Trial of Safety/Efficacy of Test Article in Patients With Interdigital T. Pedis
Official Title
Clinical Trial Protocol DBI-204 Double-Blind, Randomized, Placebo Controlled Trial of the Safety and Efficacy of DBI-001 Gel in Patients With Interdigital Tinea Pedis
Study Type
Interventional

2. Study Status

Record Verification Date
February 2021
Overall Recruitment Status
Terminated
Why Stopped
Covid- 19 has shut the clinic
Study Start Date
September 12, 2019 (Actual)
Primary Completion Date
June 30, 2020 (Actual)
Study Completion Date
June 30, 2020 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
DermBiont, Inc.

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
Placebo Controlled Trial of the Safety and Efficacy of DBI-001 in Patients with Interdigital Tinea pedis (T. pedis)
Detailed Description
Double-Blind, Randomized, Placebo Controlled Trial of the Safety and Efficacy of DBI-001 Gel in Patients with Interdigital Tinea pedis (T. pedis). The primary objective is to observe the antimicrobial effect of a daily application of DBI-001Gel for 4 weeks in patients with interdigital T. pedis based on the change from culture positive for a dermatophyte to culture negative as determined by routine mycology culture.

6. Conditions and Keywords

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

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 2
Interventional Study Model
Parallel Assignment
Model Description
A Double-Blind, Randomized, Placebo Controlled trial of the Safety and Efficacy of DBI-001 Gel in patients with interdigital T. pedis. Test articles will be applied by subjects once daily at bedtime for a period of four (4) weeks.
Masking
ParticipantCare ProviderInvestigatorOutcomes Assessor
Masking Description
Observer Blinded
Allocation
Non-Randomized
Enrollment
39 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Placebo Gel
Arm Type
Placebo Comparator
Arm Description
Placebo gel daily application for 4 weeks
Arm Title
Cohort 1
Arm Type
Active Comparator
Arm Description
DBI-001 Gel daily application for 4 weeks
Intervention Type
Drug
Intervention Name(s)
Cohort 1 J. Lividum
Intervention Description
Subject to apply DBI-001 Gel on each foot covering all web spaces, the plantar and lateral aspects, toes and toenails
Intervention Type
Other
Intervention Name(s)
Placebo Gel
Intervention Description
Subject to apply Placebo Gel daily on each foot covering all web spaces, the plantar and lateral aspects, toes and toenails.
Primary Outcome Measure Information:
Title
From Culture Positive to Culture Negative
Description
Antimicrobial effect. Effect will be measured by change from culture positive for dermatophyte to culture negative as determined by routine mycology culture.
Time Frame
Baseline (Day 1) to Day 28

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria: Subjects must meet all of the following criteria to be included in the study: A signed approved informed consent form by Institutional Review Board/Independent Ethics Committee. A signed Health Information Portability and Accountability Act (HIPAA) authorization form which permits the use and disclosure of subject's individually identifiable health information. Male or Female Subjects of any race 18 years of age and older. Women patients of child-bearing potential must: a. Have negative urine pregnancy tests prior to study treatment to rule out pregnancy, and b. Use at least one method of birth control that results in a low failure rate (i.e. less than 1% per year) when used consistently and correctly such as implants, injectables, combined oral contraceptives, some intrauterine devices (IUDs), sexual abstinence or vasectomized partner for the duration of study participation. Subjects with a clinical diagnosis of interdigital T. pedis T. pedis interdigital defined as lesions localized to the interdigital spaces or predominantly interdigital, but may extend to other areas of the foot (the non-interdigital lesions should not be hyperkeratotic, i.e., characteristic of tinea pedis moccasin). Provisionally confirmed diagnosis at screening by a positive potassium hydroxide (KOH) wet mount at the clinical site. A positive dermatophyte culture from the sample obtained at the screening visit. The sum of the clinical signs and symptoms scores of at least one web space (Target web space) is at least 4 using the Grading of Signs and Symptoms of T. pedis including a minimum score of at least 2 for erythema AND a minimum score of 2 for either scaling/fissures or pruritus/burning (on a scale of 0-3, where 2 indicates moderate severity). Target web space should have adequate amount of leading-edge scale to provide enough scale for KOH, fungal culture and molecular diagnostics. Exclusion Criteria: Subjects with the following will be excluded from this study: Females who are pregnant, planning a pregnancy, breastfeeding or have a positive pregnancy test at the site. Any dermatological conditions that could interfere with clinical evaluations. The clinical diagnosis of moccasin T. pedis. Any underlying disease(s) or some other dermatological condition that requires the use of interfering topical or systemic therapy. Subjects that have not undergone the specified washout period(s) or subjects who require the concurrent use of specific topical medications applied to the foot. Subjects that have not undergone the washout periods for systemic medications or who require the use of specific systemic medications. Treatment of any type of cancer within the last 6 months. History of any significant internal disease (which contraindicates use of live microbiome e.g. leukemia, liver failure, cardiovascular disease). Subjects who are known to be allergic to any of the Test Article(s) or any components in the Test Article(s) or history of hypersensitivity or allergic reactions to any of the study preparations as described in the Investigator's Brochure. AIDS or AIDS related complex by medical history. Known or suspected immune suppressive medications or diseases. Diabetes mellitus Type I or II by medical history. Peripheral vascular disease based on medical history. Any subject not able to meet the study attendance requirements. Subjects who have participated in any other trial of an investigational drug or device within 30 days prior to enrollment or participation in a research study concurrent with this study.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Daisy Blanco, MD
Organizational Affiliation
Instituto Dermatologico y Cirugia de Piel
Official's Role
Study Director
Facility Information:
Facility Name
Instituto Dermatologico y Cirugia de Piel
City
Santo Domingo
Country
Dominican Republic

12. IPD Sharing Statement

Learn more about this trial

A Trial of Safety/Efficacy of Test Article in Patients With Interdigital T. Pedis

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