Adults 16 to 29, any sex, with Acne Vulgaris. Patients with the condition only — healthy volunteers not accepted.
Results — posted to ClinicalTrials.gov
Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.
Mean Percent Change in Inflammatory Lesion (IL), Non-inflammatory Lesion (NIL), and Total Lesion (TL) Counts From Baseline (BL) (Day 1) to Week (Wk) 8.Primary· BL (Day 1) and Wk 8
This was an efficacy variable. An expert grader evaluated each side of the face (included forehead, cheeks and chin), the left and the right side, for IL (presence of papules and pustules), NIL (presence of open and closed comedones) and the TLs. The mouth, nose, periocular area, nasogenian, and superior and inferior eyelids were excluded. The evaluator was also blinded. BL was defined as Day 1. The percent change was calculated as the value at Wk 8 minus the value at BL.
Percent change, IL count
Group
Value
95% CI
MAXCLARITY II
-55.93
± 32.72
PROACTIV
-52.64
± 29.23
Percent change, NIL count
Group
Value
95% CI
MAXCLARITY II
-37.97
± 38.72
PROACTIV
-45.66
± 23.05
Percent change in TL count
Group
Value
95% CI
MAXCLARITY II
-45.46
± 27.24
PROACTIV
-47.69
± 21.92
Mean Percent Change in IL Count From BL (Day 1) to Wks 1, 2 and 4Secondary· BL (Day1) to Wks 1, 2 and 4
This was an efficacy variable. An expert grader (blinded) evaluated the left and the right side of the face extending from the hairline to the mandible (included forehead, cheeks and chin). The evaluator assessed the IL by counting the number of papules and pustules. The mouth, nose, periocular area, nasogenian, and superior and inferior eyelids were excluded. BL was defined as Day 1. The percent change was calculated as the percent value (count of IL) at each individual visit (percent value at wk 1, 2 and 4) minus the value at BL respectively.
Percent change, IL count, BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
-17.56
± 33.63
PROACTIV
-19.93
± 26.39
Percent change, IL count, BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
-35.64
± 37.66
PROACTIV
-31.64
± 30.06
Percent change, IL count, BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
-21.35
± 63.62
PROACTIV
-44.99
± 37.85
Mean Percent Change in NIL Count From BL (Day 1) to Wks 1, 2 and 4Secondary· BL (Day 1) to Wks 1, 2 and 4
This was an efficacy variable. An expert grader (blinded) evaluated the left and the right side of the face extending from the hairline to the mandible (included forehead, cheeks and chin). The evaluator assessed the NIL by the presence of open and closed comedones. The mouth, nose, periocular area, nasogenian, and superior and inferior eyelids were excluded. BL was defined as Day 1. The percent change was calculated as the percent value (count of NIL) at each individual visit (percent value at Wk 1, 2 and 4) minus the value at BL respectively.
Percent change, NIL count, BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
-3.92
± 32.71
PROACTIV
-7.13
± 25.91
Percent change, NIL count, BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
-24.12
± 37.73
PROACTIV
-21.07
± 26.17
Percent change, NIL count, BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
-30.26
± 38.48
PROACTIV
-37.76
± 22.65
Mean Percent Change in TL Count From BL (Day 1) to Wks 1, 2 and 4Secondary· BL (Day 1) to Wks 1, 2 and 4
This was an efficacy variable. An expert grader (blinded) evaluated the left and the right side of the face extending from the hairline to the mandible (included forehead, cheeks and chin). The evaluator assessed the total lesions by the sum of both inflammatory and non-inflammatory lesions on each side (left side and right side). The mouth, nose, periocular area, nasogenian, and superior and inferior eyelids were excluded. BL was defined as Day 1. The percent change was calculated as the percent value (count of total lesions) at each individual visit (percent value at Wks 1, 2 and 4) minus th
Percent change, in TL count, BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
-11.34
± 21.84
PROACTIV
-13.36
± 19.07
Percent change, in TL count, BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
-31.94
± 27.86
PROACTIV
-26.19
± 20.23
Percent change, in TL count, BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
-34.17
± 28.06
PROACTIV
-41.17
± 20.23
Mean Change in Investigator's Static Global Assessment (ISGA) From BL (Day 1) to Wks 1, 2, 4 and 8.Secondary· BL (Day 1) to Wks 1, 2, 4 and 8
The evaluator (blinded) evaluated the acne severity of the participants' face using the ISGA scale ranging from 0 to 5. The grading was 0= Clear, skin with no IL or NILs; 1= Almost clear, rare NILs with no more than one small IL ; 2= Mild, some NILs with no more than few ILs (papules/pustules only, no nodular lesions); 3= Moderate Upto many NILs and may have some ILs but no more than one small nodular lesion ; 4= Severe, Upto many NILs and ILs but no more than a few nodular lesions; 5= Very severe, many NILS and ILs more than a few nodular lesions, may have cystic lesions. Thus higher score in
Change, in ISGA from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
-0.10
± 0.31
PROACTIV
-0.05
± 0.39
Change, in ISGA from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
-0.47
± 0.61
PROACTIV
-0.21
± 0.54
Change, in ISGA from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
-0.53
± 0.51
PROACTIV
-0.42
± 0.61
Change, in ISGA from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
-0.39
± 0.61
PROACTIV
-0.39
± 0.61
Mean Change in Each of the Evaluator Tolerability Assessments-ErythemaSecondary· BL (Day 1) to Wks 1, 2, 4 and 8
This was a tolerability variable. The expert grader (blinded evaluator) assessed each left and right side of the face individually at each study visit. The areas on the face excluding nose, nasogenian, and superior and inferior eyelids were evaluated. The evaluator conducting the assessment for the participant remained blinded for the treatment assigned. Erythema is condition characterized by redness or rash on the skin. The assessment of the erythema was graded on 0 to 5 scale based on severity by the evaluator. 0=None, 1=Very minimal, 2=mild, 3= moderate, 4=severe, and 5= Very severe. Thus h
Erythema; Change from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
0.05
± 0.51
PROACTIV
-0.05
± 0.22
Erythema; Change from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
-0.05
± 0.23
PROACTIV
-0.11
± 0.32
Erythema; Change from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
0.05
± 0.40
PROACTIV
0.05
± 0.40
Erythema; Change from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
0.06
± 0.42
PROACTIV
0.06
± 0.42
Mean Change in Each of the Evaluator Tolerability Assessments-DrynessSecondary· BL (Day 1) to Wks 1, 2, 4 and 8
This was a tolerability variable. The expert grader (blinded evaluator) assessed each left and right side of the face individually at each study visit. The areas on the face excluding nose, nasogenian, and superior and inferior eyelids were evaluated. The evaluator conducting the assessment for the participant remained blinded for the treatment assigned. The assessment of the dryness was graded on 0 to 5 scale based on severity by the evaluator. 0=None, 1=Very minimal, 2=mild, 3= moderate, 4=severe, and 5= Very severe. Thus higher score indicated more severity. BL was defined as Day 1. The mea
Dryness; Change from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
0.15
± 0.49
PROACTIV
0.10
± 0.45
Dryness; Change from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
0.00
± 0.00
PROACTIV
0.00
± 0.00
Dryness; Change from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
0.05
± 0.23
PROACTIV
0.00
± 0.00
Dryness; Change from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
0.11
± 0.32
PROACTIV
0.11
± 0.32
Mean Change in Each of the Evaluator Tolerability Assessments-PeelingSecondary· BL (Day 1) to Wks 1, 2, 4 and 8
This was a tolerability variable. The expert grader (blinded evaluator) assessed each left and right side of the face individually at each study visit. The areas on the face excluding nose, nasogenian, and superior and inferior eyelids were evaluated. The evaluator conducting the assessment for the participant remained blinded for the treatment assigned. The assessment of the peeling was graded on 0 to 5 scale based on severity by the evaluator. 0=None, 1=Very minimal, 2=mild, 3= moderate, 4=severe, and 5= Very severe. Thus higher score indicated more severity. BL was defined as Day 1. The mea
Peeling; Change from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
0.00
± 0.00
PROACTIV
0.00
± 0.00
Peeling; Change from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
0.00
± 0.00
PROACTIV
0.11
± 0.46
Peeling; Change from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
0.00
± 0.00
PROACTIV
0.00
± 0.00
Peeling; Change from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
0.00
± 0.00
PROACTIV
0.00
± 0.00
Mean Change in Each of the Participant Tolerability Assessments-RednessSecondary· BL (Day 1) to Wks 1, 2, 4 and 8
This was a tolerability variable, where the participants were instructed to individually assess the right and the left side of the face to indicate the severity that they had experienced during the time period from their last visit for redness. The area on the face was assessed excluding the excluding nose, nasogenian, and superior and inferior eyelids. The assessment of the redness was graded on 0 to 5 scale based on severity by the participant. 0=None, 1=Very minimal, 2=mild, 3= moderate, 4=severe, and 5= Very severe. Thus higher score indicated more severity. BL was defined as Day 1. The me
Redness; Change from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
0.50
± 1.00
PROACTIV
0.35
± 0.81
Redness; Change from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
0.37
± 1.01
PROACTIV
0.21
± 0.79
Redness; Change from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
0.72
± 1.13
PROACTIV
0.56
± 0.86
Redness; Change from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
0.61
± 1.14
PROACTIV
0.28
± 0.75
Mean Change in Each of the Participant Assessments of Tolerability-DrynessSecondary· BL (Day 1) to Wks 1, 2, 4 and 8
This was a tolerability variable, where the participants were instructed to individually assess the right and the left side of the face to indicate the severity that they had experienced during the time period from their last visit for dryness. The area on the face was assessed excluding the excluding nose, nasogenian, and superior and inferior eyelids. The assessment of the dryness was graded on 0 to 5 scale based on severity by the participant. 0=None, 1=Very minimal, 2=mild, 3= moderate, 4=severe, and 5= Very severe. Thus higher score indicated severity of the disease. BL was defined as Day
Dryness; Change from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
1.20
± 1.24
PROACTIV
0.90
± 1.07
Dryness; Change from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
1.05
± 1.39
PROACTIV
0.68
± 1.16
Dryness; Change from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
1.33
± 1.14
PROACTIV
1.06
± 1.00
Dryness; Change from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
1.33
± 1.24
PROACTIV
1.11
± 1.02
Mean Change in Each of the Participant Assessments of Tolerability-BurningSecondary· BL (Day 1) to Wks 1,2, 4 and 8
This was a tolerability variable, where the participants were instructed to individually assess the right and the left side of the face to indicate the severity that they had experienced during the time period from their last visit for burning. The area on the face was assessed excluding nose, nasogenian, and superior and inferior eyelids. The assessment of the burning was graded on 0 to 5 scale based on severity by the participant; 0=None, 1=Very minimal, 2=mild, 3= moderate, 4=severe, and 5= Very severe. Thus higher score indicated more severity. BL was defined as Day 1. The mean change was
Burning; Change from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
0.95
± 1.28
PROACTIV
0.75
± 0.85
Burning; Change from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
0.84
± 1.17
PROACTIV
0.58
± 0.84
Burning; Change from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
1.00
± 1.08
PROACTIV
0.44
± 0.62
Burning; Change from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
0.83
± 1.34
PROACTIV
0.44
± 0.70
Mean Change in Each of the Participant Assessments of Tolerability-ItchingSecondary· BL (Day 1) to Wks 1, 2, 4 and 8
This was a tolerability variable, where the participants were instructed to individually assess the right and the left side of the face to indicate the severity that they had experienced during the time period from their last visit for itching. The area on the face was assessed excluding nose, nasogenian, and superior and inferior eyelids. The assessment of the itching was graded on 0 to 5 scale based on severity by the participant; 0=None, 1=Very minimal, 2=mild, 3= moderate, 4=severe, and 5= Very severe. Thus higher score indicated more severity. BL was defined as Day 1. The mean change was
Itching; Change from BL to Wk 1
Group
Value
95% CI
MAXCLARITY II
0.20
± 0.62
PROACTIV
0.20
± 0.77
Itching; Change from BL to Wk 2
Group
Value
95% CI
MAXCLARITY II
0.37
± 1.01
PROACTIV
0.05
± 0.62
Itching; Change from BL to Wk 4
Group
Value
95% CI
MAXCLARITY II
0.33
± 0.97
PROACTIV
0.06
± 0.24
Itching; Change from BL to Wk 8
Group
Value
95% CI
MAXCLARITY II
0.28
± 0.57
PROACTIV
0.11
± 0.58
Adverse events — posted to ClinicalTrials.gov
Time frame: From the informed consent taken to up to 4 months.
Reporting threshold: 0%.
Adverse-event reports describe events observed during the trial — not all are caused by the drug.
One of the main success factors in acne therapy is user compliance with treatment, product cost, availability and ease of use. Poor compliance may translate into decreased efficacy (either not improving symptoms well enough or not improving symptoms fast enough), tolerability issues or adverse effects (eg, erythema, dryness, or peeling of the skin), a lack of understanding of the instructions for use, or product cost/availability. Whatever the reason, poor compliance translates to decreased efficacy and increased frustration on the part of the user.
The current study will evaluate and compare the efficacy and tolerability of 2 over-the-counter, topical benzoyl peroxide (BPO) product lines in subjects with acne: MAXCLARITY II (2.5% BPO) Foam Cleanser and Foam Treatment and (0.5% Salicylic Acid) Toner Foam compared with PROACTIV (2.5% BPO) Renewing Cleanser and Repairing Lotion and Revitalizing Toner.
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
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Publications: Europe PMC API search by NCT ID, retrieved 9 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Stiefel, a GSK Company
Last refreshed: 23 August 2017
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT01706250.