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The Efficacy of CELEXT07 in the Treatment of Toenail Onychomycosis

The Efficacy of CELEXT07 in the Treatment of Toenail Onychomycosis: a Phase 2, Randomized, Double-blind Study

Status
UNKNOWN
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02644551
Enrollment
120
Registered
2016-01-01
Start date
2016-11-30
Completion date
2018-09-30
Last updated
2017-04-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Onychomycosis

Brief summary

This will be an interventional safety and efficacy study of CELENT07 when used as a topical treatment of onychomycosis in the toenails (tinea unguium) of adults 18 years and older. This is randomized, double-blind, parallel design, placebo and active controlled study in patients with mild to moderate toenail distal lateral subungual onychomycosis (DLSO) (n=120). Subjects will be randomized (1:1:1) to receive CELENXT07, placebo of CELENXT07 or PENLAC®, daily for 52 weeks. Efficacy assessments will include complete cure, mycologic cure and clinical efficacy and safety and tolerability.

Interventions

DRUGCELEXT07
DRUGPenlac

Sponsors

9305-9954 Quebec Inc
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Caregiver, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Subjects are eligible to be included in the study only if they meet all of the following criteria: 1. Age \> 18. 2. Clinically diagnosed onychomycosis of the target nail. 3. Presence of mild to moderate onychomycosis, defined as 20-50% of the area of the target nail being clinically affected. 4. Has a positive KOH examination from the target nail. 5. Has a positive dermatophyte culture from the target nail. 6. Written informed consent obtained. 7. Subject agreed to follow the protocol.

Exclusion criteria

Subjects will be excluded from the study if they meet any of the following criteria: 1. Presence of any disease or condition that might cause nail abnormalities or may interfere with the evaluation of the study drug. 2. Use of any systemic antifungal therapy within 4 weeks prior to the Screening visit or non-responsive to systemic antifungal therapy for onychomycosis. 3. Use of any prescription or over-the-counter topical antifungal therapy for the toenails within 4 weeks prior to the Screening visit. 4. Woman who is pregnant, nursing an infant, or planning a pregnancy during the study period. 5. Inability to understand and comply with the instructions of the study 6. Patients less than age 18 7. Individuals with known allergy/hypersensitivity to Thuja occidentalis, Chelidonium majus, Eucalyptus citriodora, Tea tree or Thymus vulgaris.

Design outcomes

Primary

MeasureTime frameDescription
Efficacy Assessed by Complete Cure Rate at the End of Study (Week 52) After Treating for 52 Weeksweek 52Complete cure is defined as negative KOH microscopy and negative culture for dermatophytes. and no residual involvement of the target toenail. The complete cure is a composite binary variable defined as Yes if: * Mycological cure (negative KOH and negative culture for dermatophytes) and * No residual involvement of the target toenail No if otherwise

Secondary

MeasureTime frameDescription
Efficacy Assessed by Clinical Efficacy at the End of Study After Treating Patients for 52 Weeks.week 52Clinical effectiveness is defined as negative KOH microscopy and negative culture for dermatophytes and \<= 10% residual involvement of the target toenail.Clinical effectiveness is a composite binary variable defined as Yes if * Mycological cure (negative KOH and negative culture for dermatophytes) and ◦= 10% residual involvement of the target toenail No if otherwise
Efficacy Assessed by Mycological Cure (Negative Culture and Negative KOH Microscopy) at the End of Study After Treating Patients for 52 Weeks.week 52Mycological cure is defined as negative KOH microscopy and negative culture for dermatophytes. Mycological cure is a composite binary variable defined as Yesif : * Negative microscopy and * Negative culture for dermatophytes No if otherwise.
Number of participants with treatment-related adverse events as assessed by CTCAE v4.0week 52

Countries

Canada

Contacts

Primary ContactWil Lee, DPM, AACFAS
drwlee@hotmail.com514-254-5000
Backup ContactLiza Lymberopoulos
514-254-5000

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026