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Evaluation of the Effectiveness, Safety, and Tolerability of Duac Akne Gel and Epiduo Gel in the Treatment of Facial Acne Vulgaris

Primary Purpose

Acne Vulgaris

Status
Completed
Phase
Phase 4
Locations
Germany
Study Type
Interventional
Intervention
Epiduo Gel
Duac Gel
Sponsored by
Stiefel, a GSK Company
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Acne Vulgaris focused on measuring Acne Vulgaris, Akne, Acne, Akne Vulgaris

Eligibility Criteria

12 Years - 45 Years (Child, Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  • Males or females 12 to 45 years of age, inclusive, in good general health.
  • Clinical diagnosis of acne vulgaris
  • Capable of understanding and willing to provide signed and dated written voluntary informed consent
  • Female subjects of childbearing potential must have a negative pregnancy test at baseline. Sexually active women of childbearing potential participating in the study must use a medically acceptable form of contraception
  • Subjects who have been treated with estrogens, androgens, or anti-androgenic agents for more than 12 consecutive weeks prior to the first dose of study product are allowed to enroll as long as they do not expect to change dose, drug, or discontinue use during the study.
  • The ability and willingness to follow all study procedures, attend all scheduled visits, and successfully complete the study.

Exclusion Criteria:

  • Female subjects who are pregnant, trying to become pregnant, or who are lactating.
  • Any clinically relevant finding at their baseline physical examination or medical history such as severe systemic diseases or diseases of the facial skin other than acne vulgaris.
  • Facial hair that may obscure the accurate assessment of acne grade.
  • History or presence of regional enteritis or inflammatory bowel disease (eg, ulcerative colitis, pseudomembranous colitis, chronic diarrhea, or a history of antibiotic-associated colitis) or similar symptoms.
  • Used topical antibiotics on the face or systemic antibiotics within the past 2 and 4 weeks, respectively.
  • Used topical corticosteroids on the face or systemic corticosteroids within the past 4 weeks. Use of inhaled, intra articular or intra-lesional (other than for facial acne lesions) steroids is acceptable.
  • Used systemic retinoids within the past 6 months.
  • Using drugs known to be photosensitizers (eg, thiazides, tetracyclines, fluoroquinolones, phenothiazines, sulfonamides) because of the possibility of increased phototoxicity.
  • Using neuromuscular blocking agents. Clindamycin has neuromuscular blocking activities, which may enhance the action of other neuromuscular blocking agents.
  • Used topical anti-acne medications (eg, BPO, retinoids, azelaic acid, resorcinol, salicylates, sulfacetamide sodium and derivatives, glycolic acid) within the past 2 weeks.
  • Used any investigational therapy within 4 weeks of study day 1.
  • Using the following types of facial products: astringents, toners, abradants, facials, peels containing glycolic or other acids, masks, washes or soaps containing BPO, sulfacetamide sodium or salicylic acid, non-mild facial cleansers, or moisturizers that contain retinol, salicylic acid, or α- or β-hydroxy acids.
  • Using medications that are reported to exacerbate acne (eg, mega-doses of certain vitamins such as vitamin D, vitamin A, and vitamins B2, B6, and B12; haloperidol; halogens such as iodide and bromide; lithium; hydantoin; and phenobarbital) as these may impact efficacy assessments.
  • Have had a facial procedure (chemical or laser peel, microdermabrasion, artificial ultraviolet [UV] therapy) performed by an esthetician, beautician, physician, nurse, or other practitioner, within the past 4 weeks.
  • Have a known hypersensitivity or previous allergic reaction to any of the active components, lincomycin, adapalene, clindamycin, BPO, or excipients of the study medication.
  • Employees of a clinical research organization involved in the study, or Stiefel Laboratories, or an immediate family member (partner, offspring, parents, siblings, or sibling's offspring) of an employee.
  • Have a member of the same household in this trial.

Sites / Locations

  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site
  • GSK Investigational Site

Arms of the Study

Arm 1

Arm 2

Arm Type

Active Comparator

Experimental

Arm Label

Epiduo Gel

Duac Gel

Arm Description

Epiduo Gel (combination of 0.1% adapalene and 2.5% benzoyl peroxide (BPO) in a gel preparation).

Duac Akne Gel (combination of 1% clindamycin phosphate and 5% benzoyl peroxide (BPO) in a gel preparation).

Outcomes

Primary Outcome Measures

Percent change in inflammatory lesion count from Baseline to Week 12
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.

Secondary Outcome Measures

Percentage of participants who achieved treatment success, defined as improvement of 2 grades or more in their Investigator Static Global Assessment (ISGA) acne severity scale from Baseline to Week 12
ISGA success was defined as the improvement of 2 grades or more in the participant's acne severity scale at Week 12. The area considered for assessment must be confined to the face. Acne severity of the participant's face was assessed by the assessor using the ISGA scale, ranging from 0 to 5 where 0=Clear skin with no inflammatory or non-inflammatory lesions. ;1=almost clear: Rare non-inflammatory lesions with no more than one small inflammatory lesion ;2=mild: Some non-inflammatory lesions with no more than a few inflammatory lesions (papules/pustules only, no nodular lesions). ;3=moderate: Up to many non-inflammatory lesions and may have some inflammatory lesions, but no more than one small nodular lesion; 4=severe: Up to many non-inflammatory and inflammatory lesions, but no more than a few nodular lesions and 5= Very Severe: Many non-inflammatory and inflammatory lesions and more than a few nodular lesions. May have cystic lesions. The higher score indicated more severe lesions.
Time to 2-grade improvement in ISGA from Baseline
ISGA success was defined as the improvement of 2 grades or more in the participant's acne severity scale at Week 12. Time to ISGA success from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1). Participants with missing week 12 evaluations were considered failures.
Percent change in total lesion count from Baseline to week 12
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Absolute change in inflammatory lesion count from Baseline to Weeks 1, 2, 4, 8
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Absolute change in inflammatory lesion count from Baseline to Week 12.
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Absolute change in total lesion count from Baseline to Weeks 1, 2, 4, 8
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Absolute change in total lesion count from Baseline to Week 12
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Percentage of participants who achieved treatment success from Baseline to Weeks 1, 2, 4, and 8
ISGA success was defined as the improvement of 2 grades or more in the participant's acne severity scale at Week 12. Acne severity of the participant's face was assessed by the assessor using the ISGA scale, ranging from 0 to 5 where 0= Clear skin with no inflammatory or non-inflammatory lesions and 5= Very Severe: Many non-inflammatory and inflammatory lesions and more than a few nodular lesions. May have cystic lesions. The higher score indicated more severe lesions. The area considered for the ISGA was confined to the face. Data for percentage of participants who achieved treatment success from Baseline to Weeks 1, 2, 4, and 8 was not collected.
Absolute change in non-inflammatory lesion count from Baseline to Weeks 1 2, 4,8
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Absolute change in non-inflammatory lesion count from Baseline to Week 12
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Percent change in non-inflammatory lesion count from Baseline to Weeks 1, 2, 4, 8
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Percent change in non-inflammatory lesion count from Baseline to Week 12
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Percent change in inflammatory lesion count from Baseline to Weeks 1, 2, 4, and 8
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, and 8.
Percent change in total lesion count from Baseline to Weeks 1, 2, 4, and 8
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, and 8.
Time to reach 50 percent reduction in inflammatory lesion counts from Baseline
Time to reach 50 percent reduction in inflammatory lesion counts (papules and pustules, including nasal lesions) from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1).
Time to reach 50 percent reduction in non-inflammatory lesion counts from Baseline
Time to reach 50 percent reduction in non-inflammatory lesion counts ((open and closed comedones, excluding nasal lesions) from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1).
Time to reach 50 percent reduction in total lesion counts from Baseline
Time to time to reach 50 percent reduction in total lesion counts from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1).
Percentage of participants who had a Subject's Global Change Assessment score (SGAC) of 0 or 1 at Weeks 1, 2, 4, 8, and 12
SGCA is measured on a scale (Clear, Almost Clear, Mild, Moderate, Severe, Very Severe) with Clear being best and Very Severe being worst. The area considered for the ISGA was confined to the face. Data for percentage of participants who had a SGAC of 0 or 1 at Weeks 1, 2, 4, 8, and 12 was not collected.

Full Information

First Posted
September 21, 2008
Last Updated
August 15, 2017
Sponsor
Stiefel, a GSK Company
Collaborators
GlaxoSmithKline
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1. Study Identification

Unique Protocol Identification Number
NCT00757523
Brief Title
Evaluation of the Effectiveness, Safety, and Tolerability of Duac Akne Gel and Epiduo Gel in the Treatment of Facial Acne Vulgaris
Official Title
A Multi-center, Randomized, Evaluator-blind, Parallel-group Evaluation of the Efficacy, Safety, and Tolerability of Duac Akne Gel and Epiduo Gel in the Topical Treatment of Facial Acne Vulgaris
Study Type
Interventional

2. Study Status

Record Verification Date
August 2017
Overall Recruitment Status
Completed
Study Start Date
September 10, 2008 (Actual)
Primary Completion Date
April 24, 2009 (Actual)
Study Completion Date
June 24, 2009 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Stiefel, a GSK Company
Collaborators
GlaxoSmithKline

4. Oversight

Data Monitoring Committee
No

5. Study Description

Brief Summary
The purpose of this study is to compare the effectiveness of two marketed products in subjects with facial acne vulgaris
Detailed Description
Multiple physiopathological factors have been associated with acne vulgaris. Drug combinations are frequently used to address these factors and to improve efficacy in the treatment of acne. The current study proposes to compare a fixed-dose (once-daily) combination gel product containing benzoyl peroxide (BPO)and clindamycin against a fixed-dose (once-daily) combination gel product containing BPO and adapalene for the treatment of facial acne vulgaris.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Acne Vulgaris
Keywords
Acne Vulgaris, Akne, Acne, Akne Vulgaris

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 4
Interventional Study Model
Parallel Assignment
Masking
Outcomes Assessor
Allocation
Randomized
Enrollment
382 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Epiduo Gel
Arm Type
Active Comparator
Arm Description
Epiduo Gel (combination of 0.1% adapalene and 2.5% benzoyl peroxide (BPO) in a gel preparation).
Arm Title
Duac Gel
Arm Type
Experimental
Arm Description
Duac Akne Gel (combination of 1% clindamycin phosphate and 5% benzoyl peroxide (BPO) in a gel preparation).
Intervention Type
Drug
Intervention Name(s)
Epiduo Gel
Intervention Description
Epiduo Gel (combination of 0.1% adapalene and 2.5% benzoyl peroxide (BPO) in a gel preparation). Treatments administered once-daily in the evening for 12 weeks
Intervention Type
Drug
Intervention Name(s)
Duac Gel
Other Intervention Name(s)
Duac Akne Gel
Intervention Description
Duac Akne Gel (combination of 1% clindamycin phosphate and 5% benzoyl peroxide (BPO) in a gel preparation). Treatments administered once-daily in the evening for 12 weeks
Primary Outcome Measure Information:
Title
Percent change in inflammatory lesion count from Baseline to Week 12
Description
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Time Frame
Baseline (Day 1) and Week 12
Secondary Outcome Measure Information:
Title
Percentage of participants who achieved treatment success, defined as improvement of 2 grades or more in their Investigator Static Global Assessment (ISGA) acne severity scale from Baseline to Week 12
Description
ISGA success was defined as the improvement of 2 grades or more in the participant's acne severity scale at Week 12. The area considered for assessment must be confined to the face. Acne severity of the participant's face was assessed by the assessor using the ISGA scale, ranging from 0 to 5 where 0=Clear skin with no inflammatory or non-inflammatory lesions. ;1=almost clear: Rare non-inflammatory lesions with no more than one small inflammatory lesion ;2=mild: Some non-inflammatory lesions with no more than a few inflammatory lesions (papules/pustules only, no nodular lesions). ;3=moderate: Up to many non-inflammatory lesions and may have some inflammatory lesions, but no more than one small nodular lesion; 4=severe: Up to many non-inflammatory and inflammatory lesions, but no more than a few nodular lesions and 5= Very Severe: Many non-inflammatory and inflammatory lesions and more than a few nodular lesions. May have cystic lesions. The higher score indicated more severe lesions.
Time Frame
Week 12
Title
Time to 2-grade improvement in ISGA from Baseline
Description
ISGA success was defined as the improvement of 2 grades or more in the participant's acne severity scale at Week 12. Time to ISGA success from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1). Participants with missing week 12 evaluations were considered failures.
Time Frame
Week 12
Title
Percent change in total lesion count from Baseline to week 12
Description
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Time Frame
Baseline (Day 1) and Week 12
Title
Absolute change in inflammatory lesion count from Baseline to Weeks 1, 2, 4, 8
Description
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Time Frame
Baseline (Day 1) and Weeks 1, 2, 4, 8
Title
Absolute change in inflammatory lesion count from Baseline to Week 12.
Description
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Time Frame
Baseline (Day 1) and Week 12
Title
Absolute change in total lesion count from Baseline to Weeks 1, 2, 4, 8
Description
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Time Frame
Baseline (Day 1) and Weeks 1, 2, 4, 8
Title
Absolute change in total lesion count from Baseline to Week 12
Description
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Time Frame
Baseline (Day 1) and Week 12
Title
Percentage of participants who achieved treatment success from Baseline to Weeks 1, 2, 4, and 8
Description
ISGA success was defined as the improvement of 2 grades or more in the participant's acne severity scale at Week 12. Acne severity of the participant's face was assessed by the assessor using the ISGA scale, ranging from 0 to 5 where 0= Clear skin with no inflammatory or non-inflammatory lesions and 5= Very Severe: Many non-inflammatory and inflammatory lesions and more than a few nodular lesions. May have cystic lesions. The higher score indicated more severe lesions. The area considered for the ISGA was confined to the face. Data for percentage of participants who achieved treatment success from Baseline to Weeks 1, 2, 4, and 8 was not collected.
Time Frame
Weeks 1, 2, 4, and 8
Title
Absolute change in non-inflammatory lesion count from Baseline to Weeks 1 2, 4,8
Description
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Time Frame
Baseline (Day 1) and Weeks 1,2,4,8
Title
Absolute change in non-inflammatory lesion count from Baseline to Week 12
Description
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Time Frame
Baseline (Day 1) and Week 12
Title
Percent change in non-inflammatory lesion count from Baseline to Weeks 1, 2, 4, 8
Description
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, 8.
Time Frame
Baseline (Day 1) and Weeks 1, 2, 4, 8
Title
Percent change in non-inflammatory lesion count from Baseline to Week 12
Description
The efficacy assessor performed a count of non-inflammatory lesions (open and closed comedones, excluding nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Week 12.
Time Frame
Baseline (Day 1) and Week 12
Title
Percent change in inflammatory lesion count from Baseline to Weeks 1, 2, 4, and 8
Description
The efficacy assessor performed a count of inflammatory lesions (papules and pustules, including nasal lesions) each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, and 8.
Time Frame
Baseline (Day 1) and Weeks 1, 2, 4, and 8
Title
Percent change in total lesion count from Baseline to Weeks 1, 2, 4, and 8
Description
The efficacy assessor performed a count of total lesions at each study visit. Lesion counts were confined to the face. Baseline was defined as the value at Day 1 (Visit 1). Change from Baseline was calculated by subtracting the Baseline from the post-randomization value at Weeks 1, 2, 4, and 8.
Time Frame
Baseline (Day 1) and Weeks 1, 2, 4, and 8
Title
Time to reach 50 percent reduction in inflammatory lesion counts from Baseline
Description
Time to reach 50 percent reduction in inflammatory lesion counts (papules and pustules, including nasal lesions) from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1).
Time Frame
Week 12
Title
Time to reach 50 percent reduction in non-inflammatory lesion counts from Baseline
Description
Time to reach 50 percent reduction in non-inflammatory lesion counts ((open and closed comedones, excluding nasal lesions) from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1).
Time Frame
Week 12
Title
Time to reach 50 percent reduction in total lesion counts from Baseline
Description
Time to time to reach 50 percent reduction in total lesion counts from Baseline was analyzed using Kaplan-Meier Estimate of time. Baseline was defined as the value at Day 1 (Visit 1).
Time Frame
Week 12
Title
Percentage of participants who had a Subject's Global Change Assessment score (SGAC) of 0 or 1 at Weeks 1, 2, 4, 8, and 12
Description
SGCA is measured on a scale (Clear, Almost Clear, Mild, Moderate, Severe, Very Severe) with Clear being best and Very Severe being worst. The area considered for the ISGA was confined to the face. Data for percentage of participants who had a SGAC of 0 or 1 at Weeks 1, 2, 4, 8, and 12 was not collected.
Time Frame
Upto Week 12

10. Eligibility

Sex
All
Minimum Age & Unit of Time
12 Years
Maximum Age & Unit of Time
45 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Males or females 12 to 45 years of age, inclusive, in good general health. Clinical diagnosis of acne vulgaris Capable of understanding and willing to provide signed and dated written voluntary informed consent Female subjects of childbearing potential must have a negative pregnancy test at baseline. Sexually active women of childbearing potential participating in the study must use a medically acceptable form of contraception Subjects who have been treated with estrogens, androgens, or anti-androgenic agents for more than 12 consecutive weeks prior to the first dose of study product are allowed to enroll as long as they do not expect to change dose, drug, or discontinue use during the study. The ability and willingness to follow all study procedures, attend all scheduled visits, and successfully complete the study. Exclusion Criteria: Female subjects who are pregnant, trying to become pregnant, or who are lactating. Any clinically relevant finding at their baseline physical examination or medical history such as severe systemic diseases or diseases of the facial skin other than acne vulgaris. Facial hair that may obscure the accurate assessment of acne grade. History or presence of regional enteritis or inflammatory bowel disease (eg, ulcerative colitis, pseudomembranous colitis, chronic diarrhea, or a history of antibiotic-associated colitis) or similar symptoms. Used topical antibiotics on the face or systemic antibiotics within the past 2 and 4 weeks, respectively. Used topical corticosteroids on the face or systemic corticosteroids within the past 4 weeks. Use of inhaled, intra articular or intra-lesional (other than for facial acne lesions) steroids is acceptable. Used systemic retinoids within the past 6 months. Using drugs known to be photosensitizers (eg, thiazides, tetracyclines, fluoroquinolones, phenothiazines, sulfonamides) because of the possibility of increased phototoxicity. Using neuromuscular blocking agents. Clindamycin has neuromuscular blocking activities, which may enhance the action of other neuromuscular blocking agents. Used topical anti-acne medications (eg, BPO, retinoids, azelaic acid, resorcinol, salicylates, sulfacetamide sodium and derivatives, glycolic acid) within the past 2 weeks. Used any investigational therapy within 4 weeks of study day 1. Using the following types of facial products: astringents, toners, abradants, facials, peels containing glycolic or other acids, masks, washes or soaps containing BPO, sulfacetamide sodium or salicylic acid, non-mild facial cleansers, or moisturizers that contain retinol, salicylic acid, or α- or β-hydroxy acids. Using medications that are reported to exacerbate acne (eg, mega-doses of certain vitamins such as vitamin D, vitamin A, and vitamins B2, B6, and B12; haloperidol; halogens such as iodide and bromide; lithium; hydantoin; and phenobarbital) as these may impact efficacy assessments. Have had a facial procedure (chemical or laser peel, microdermabrasion, artificial ultraviolet [UV] therapy) performed by an esthetician, beautician, physician, nurse, or other practitioner, within the past 4 weeks. Have a known hypersensitivity or previous allergic reaction to any of the active components, lincomycin, adapalene, clindamycin, BPO, or excipients of the study medication. Employees of a clinical research organization involved in the study, or Stiefel Laboratories, or an immediate family member (partner, offspring, parents, siblings, or sibling's offspring) of an employee. Have a member of the same household in this trial.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
GSK Clinical Trials
Organizational Affiliation
GlaxoSmithKline
Official's Role
Study Director
Facility Information:
Facility Name
GSK Investigational Site
City
Berlin,
ZIP/Postal Code
14169
Country
Germany
Facility Name
GSK Investigational Site
City
Berlin
ZIP/Postal Code
14052
Country
Germany
Facility Name
GSK Investigational Site
City
Bonn
ZIP/Postal Code
53105
Country
Germany
Facility Name
GSK Investigational Site
City
Dessau
ZIP/Postal Code
06847
Country
Germany
Facility Name
GSK Investigational Site
City
Duelmen
ZIP/Postal Code
48249
Country
Germany
Facility Name
GSK Investigational Site
City
Essen
ZIP/Postal Code
45122
Country
Germany
Facility Name
GSK Investigational Site
City
Frankfurt
ZIP/Postal Code
60590
Country
Germany
Facility Name
GSK Investigational Site
City
Giessen
ZIP/Postal Code
35392
Country
Germany
Facility Name
GSK Investigational Site
City
Halle
ZIP/Postal Code
06097
Country
Germany
Facility Name
GSK Investigational Site
City
Hamburg
ZIP/Postal Code
20246
Country
Germany
Facility Name
GSK Investigational Site
City
Kiel
ZIP/Postal Code
24148
Country
Germany
Facility Name
GSK Investigational Site
City
Landau
ZIP/Postal Code
76829
Country
Germany
Facility Name
GSK Investigational Site
City
Magdeburg
ZIP/Postal Code
39120
Country
Germany
Facility Name
GSK Investigational Site
City
München
ZIP/Postal Code
80337
Country
Germany
Facility Name
GSK Investigational Site
City
München
ZIP/Postal Code
80802
Country
Germany
Facility Name
GSK Investigational Site
City
Münster
ZIP/Postal Code
48149
Country
Germany
Facility Name
GSK Investigational Site
City
Potsdam
ZIP/Postal Code
14469
Country
Germany

12. IPD Sharing Statement

Citations:
PubMed Identifier
19911678
Citation
Zouboulis CC, Fischer TC, Wohlrab J, Barnard J, Alio AB. Study of the efficacy, tolerability, and safety of 2 fixed-dose combination gels in the management of acne vulgaris. Cutis. 2009 Oct;84(4):223-9.
Results Reference
result

Learn more about this trial

Evaluation of the Effectiveness, Safety, and Tolerability of Duac Akne Gel and Epiduo Gel in the Treatment of Facial Acne Vulgaris

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