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Comparative Efficacy of Bifonazole Cream vs Placebo After Nail Ablation With Urea Paste

Primary Purpose

Onychomycosis

Status
Completed
Phase
Phase 3
Locations
International
Study Type
Interventional
Intervention
Bifonazole cream 1%
Placebo cream
Sponsored by
Bayer
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Onychomycosis focused on measuring Bifonazole, Placebo, Urea, Nail fungus

Eligibility Criteria

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

Inclusion Criteria:

  • Age of at least 18 years;
  • Positive clinical findings of onychomycosis according to the judgement of the investigator (e.g. thickening, discoloration, structural changes, misshaped nails);
  • Positive mycological findings (positive microscopy and positive culture with identification of pathogen) in material taken from affected nail sites before the start of treatment;
  • Nail mycosis with an affected nail area between 20% and 50% in the target nail,
  • Nail mycosis in not more than 3 nails (each nail not more than 50% infected area)

Exclusion Criteria:

  • Doubtful or negative mycological findings;
  • Proximal subungual onychomycosis (PSO);
  • Topical antimycotic treatment of feet or hands within 4 weeks prior to screening, topical treatment of onychomycosis of feet or hands within 12 weeks prior to screening;
  • Systemic antimycotic treatment within 12 weeks prior to screening;
  • Failure to treat tinea pedis/manus (diagnosed at screening) successfully with topical treatment between screening visit and visit 1 (baseline);
  • Tinea pedis/manus at visit 1 (baseline);
  • Uncontrolled diabetes mellitus
  • Psoriasis
  • Peripheral arterial disease
  • Chronic venous insufficiency;
  • Diabetic neuropathy;
  • History of hypersensitivity to bifonazole, or any other similar pharmacological agents or components of the products;
  • Known sensitivity to plasters.

Sites / Locations

Arms of the Study

Arm 1

Arm 2

Arm Type

Placebo Comparator

Experimental

Arm Label

Arm 2

Arm 1

Arm Description

Outcomes

Primary Outcome Measures

Overall cure rate comprising clinical cure and mycological cure microscopy + culture negative

Secondary Outcome Measures

Clinical cure rate
Culture negative
Microscopy negative
Relapse rate (overall cure at visit 3 but positive clinical or mycological findings at visit 4
Mycological cure rate (microscopy + culture negative)
Culture negative
Incidence of adverse events

Full Information

First Posted
October 28, 2008
Last Updated
June 9, 2013
Sponsor
Bayer
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1. Study Identification

Unique Protocol Identification Number
NCT00781820
Brief Title
Comparative Efficacy of Bifonazole Cream vs Placebo After Nail Ablation With Urea Paste
Official Title
A Double-blind, Randomized, Multicenter, Placebo- Controlled Phase 3 Trial to Prove the Superiority of Bifonazole vs. Placebo After 4 Weeks of Onychomycosis Treatment/ as a Follow-up of a 2 Weeks Treatment of Non-surgical Nail Ablation of Diseased Nail Matrix With 40% Urea Paste
Study Type
Interventional

2. Study Status

Record Verification Date
June 2013
Overall Recruitment Status
Completed
Study Start Date
October 2008 (undefined)
Primary Completion Date
January 2010 (Actual)
Study Completion Date
January 2010 (Actual)

3. Sponsor/Collaborators

Name of the Sponsor
Bayer

4. Oversight

Data Monitoring Committee
No

5. Study Description

Brief Summary
The study is focused to prove that the efficacy of a 1% Bifonazole cream is superior to a placebo cream after non-surgical nail ablation with a 40% urea paste.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Onychomycosis
Keywords
Bifonazole, Placebo, Urea, Nail fungus

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 3
Interventional Study Model
Parallel Assignment
Masking
ParticipantCare ProviderInvestigator
Allocation
Randomized
Enrollment
693 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Arm 2
Arm Type
Placebo Comparator
Arm Title
Arm 1
Arm Type
Experimental
Intervention Type
Drug
Intervention Name(s)
Bifonazole cream 1%
Intervention Description
1 squeeze of Bifonazole cream sufficient to cover the infected nail bed(s) with a thin layer once daily for 28 days after nail ablation with urea paste
Intervention Type
Drug
Intervention Name(s)
Placebo cream
Intervention Description
1 squeeze of Placebo cream sufficient to cover the infected nail bed(s) with a thin layer once daily for 28 days after nail ablation with urea paste
Primary Outcome Measure Information:
Title
Overall cure rate comprising clinical cure and mycological cure microscopy + culture negative
Time Frame
14 days after end of treatment (=visit 3)
Secondary Outcome Measure Information:
Title
Clinical cure rate
Time Frame
14 days, 3 and 6 months after end of treatment (=visit 3, 4, and 5)
Title
Culture negative
Time Frame
14 days, 3 and 6 months after end of treatment (=visit 3, 4, and 5)
Title
Microscopy negative
Time Frame
14 days, 3 and 6 months after end of treatment (=visit 3, 4, and 5)
Title
Relapse rate (overall cure at visit 3 but positive clinical or mycological findings at visit 4
Time Frame
3 and 6 months after end of treatment (=visit 4 and 5)
Title
Mycological cure rate (microscopy + culture negative)
Time Frame
3 and 6 months after end of treatment (=visit 4 and 5)
Title
Culture negative
Time Frame
6 months after end of treatment (=visit 5)
Title
Incidence of adverse events
Time Frame
2 weeks, 3 and 6 months after end of treatment (=visit 3, 4, and 5)

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Age of at least 18 years; Positive clinical findings of onychomycosis according to the judgement of the investigator (e.g. thickening, discoloration, structural changes, misshaped nails); Positive mycological findings (positive microscopy and positive culture with identification of pathogen) in material taken from affected nail sites before the start of treatment; Nail mycosis with an affected nail area between 20% and 50% in the target nail, Nail mycosis in not more than 3 nails (each nail not more than 50% infected area) Exclusion Criteria: Doubtful or negative mycological findings; Proximal subungual onychomycosis (PSO); Topical antimycotic treatment of feet or hands within 4 weeks prior to screening, topical treatment of onychomycosis of feet or hands within 12 weeks prior to screening; Systemic antimycotic treatment within 12 weeks prior to screening; Failure to treat tinea pedis/manus (diagnosed at screening) successfully with topical treatment between screening visit and visit 1 (baseline); Tinea pedis/manus at visit 1 (baseline); Uncontrolled diabetes mellitus Psoriasis Peripheral arterial disease Chronic venous insufficiency; Diabetic neuropathy; History of hypersensitivity to bifonazole, or any other similar pharmacological agents or components of the products; Known sensitivity to plasters.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Bayer Study Director
Organizational Affiliation
Bayer
Official's Role
Study Director
Facility Information:
City
Chomutov
ZIP/Postal Code
43012
Country
Czech Republic
City
Hlinsko
ZIP/Postal Code
539 01
Country
Czech Republic
City
Kutna Hora
ZIP/Postal Code
28401
Country
Czech Republic
City
Louny
ZIP/Postal Code
44001
Country
Czech Republic
City
Olomouc
ZIP/Postal Code
77900
Country
Czech Republic
City
Praha
ZIP/Postal Code
15500
Country
Czech Republic
City
Rychnov nad Kneznou
ZIP/Postal Code
516 01
Country
Czech Republic
City
Slany
ZIP/Postal Code
27401
Country
Czech Republic
City
Svitavy
ZIP/Postal Code
56802
Country
Czech Republic
City
Usti nad Labem
ZIP/Postal Code
40010
Country
Czech Republic
City
Freiburg
State/Province
Baden-Württemberg
ZIP/Postal Code
79104
Country
Germany
City
Augsburg
State/Province
Bayern
ZIP/Postal Code
86163
Country
Germany
City
Augsburg
State/Province
Bayern
ZIP/Postal Code
86179
Country
Germany
City
Murnau
State/Province
Bayern
ZIP/Postal Code
82418
Country
Germany
City
Oberschleißheim
State/Province
Bayern
ZIP/Postal Code
85764
Country
Germany
City
Straubing
State/Province
Bayern
ZIP/Postal Code
94315
Country
Germany
City
Potsdam
State/Province
Brandenburg
ZIP/Postal Code
14482
Country
Germany
City
Frankenberg
State/Province
Hessen
ZIP/Postal Code
35066
Country
Germany
City
Marburg
State/Province
Hessen
ZIP/Postal Code
35037
Country
Germany
City
Hannover
State/Province
Niedersachsen
ZIP/Postal Code
30159
Country
Germany
City
Northeim
State/Province
Niedersachsen
ZIP/Postal Code
37154
Country
Germany
City
Aachen
State/Province
Nordrhein-Westfalen
ZIP/Postal Code
52074
Country
Germany
City
Dülmen
State/Province
Nordrhein-Westfalen
ZIP/Postal Code
48249
Country
Germany
City
Wuppertal
State/Province
Nordrhein-Westfalen
ZIP/Postal Code
42275
Country
Germany
City
Halle
State/Province
Sachsen-Anhalt
ZIP/Postal Code
06108
Country
Germany
City
Chemnitz
State/Province
Sachsen
ZIP/Postal Code
09117
Country
Germany
City
Dresden
State/Province
Sachsen
ZIP/Postal Code
01097
Country
Germany
City
Dresden
State/Province
Sachsen
ZIP/Postal Code
01277
Country
Germany
City
Leipzig
State/Province
Sachsen
ZIP/Postal Code
04315
Country
Germany
City
Löbau
State/Province
Sachsen
ZIP/Postal Code
02708
Country
Germany
City
Reichenbach
State/Province
Sachsen
ZIP/Postal Code
08468
Country
Germany
City
Lübeck
State/Province
Schleswig-Holstein
ZIP/Postal Code
23558
Country
Germany
City
Gera
State/Province
Thüringen
ZIP/Postal Code
07551
Country
Germany
City
Berlin
ZIP/Postal Code
10369
Country
Germany
City
Berlin
ZIP/Postal Code
10435
Country
Germany
City
Berlin
ZIP/Postal Code
10437
Country
Germany
City
Berlin
ZIP/Postal Code
10827
Country
Germany
City
Berlin
ZIP/Postal Code
12157
Country
Germany
City
Berlin
ZIP/Postal Code
13055
Country
Germany
City
Berlin
ZIP/Postal Code
13187
Country
Germany
City
Berlin
ZIP/Postal Code
13437
Country
Germany
City
Berlin
ZIP/Postal Code
13439
Country
Germany
City
Berlin
ZIP/Postal Code
13507
Country
Germany
City
Berlin
ZIP/Postal Code
13597
Country
Germany
City
Hamburg
ZIP/Postal Code
20354
Country
Germany
City
Bialystok
ZIP/Postal Code
15-660
Country
Poland
City
Gdansk
ZIP/Postal Code
80-177
Country
Poland
City
Gdansk
ZIP/Postal Code
80-952
Country
Poland
City
Olsztyn
ZIP/Postal Code
10-501
Country
Poland
City
Pruszkow
ZIP/Postal Code
05-800
Country
Poland
City
Wroclaw
ZIP/Postal Code
50-369
Country
Poland

12. IPD Sharing Statement

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Comparative Efficacy of Bifonazole Cream vs Placebo After Nail Ablation With Urea Paste

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