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A Phase 2, Multicenter, Randomized, Double-Blind, Vehicle Controlled, Parallel-Group, Clinical Study in the Treatment of Acne Vulgaris

A Phase 2, Multicenter, Randomized, Double-Blind, Vehicle Controlled, Parallel-Group, Clinical Study Comparing the Efficacy and Safety of IDP-126 Gel in the Treatment of Acne Vulgaris

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03170388
Enrollment
741
Registered
2017-05-31
Start date
2017-10-05
Completion date
2019-04-23
Last updated
2021-11-10

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

Conditions

Acne Vulgaris

Brief summary

A Phase 2, Multicenter, Randomized, Double-Blind, Vehicle Controlled, Parallel-Group, Clinical Study in the Treatment of Acne Vulgaris

Detailed description

A Phase 2, Multicenter, Randomized, Double-Blind, Vehicle Controlled, Parallel-Group, Clinical Study Comparing the Efficacy and Safety of IDP-126 Gel in the Treatment of Acne Vulgaris

Interventions

Vehicle Gel

DRUGIDP-126 Component A

Component A

DRUGIDP-126 Component B

Component B

DRUGIDP-126 Component C

Component C

Sponsors

Bausch Health Americas, Inc.
Lead SponsorINDUSTRY

Study design

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

Intervention model description

Multicenter, Randomized, Double-Blind, Vehicle Controlled, Parallel-Group

Eligibility

Sex/Gender
ALL
Age
9 Years to 99 Years
Healthy volunteers
No

Inclusion criteria

1. Male or female at least 9 years of age and older. 2. Written and verbal informed consent must be obtained. Subjects less than age of consent must sign an assent for the study and a parent or a legal guardian must sign the informed consent (if subject reaches age of consent during the study they should be re-consented at the next study visit). 3. Subject must have an EGSS of 3 (moderate) or 4 (severe) at the baseline visit. 4. Subjects with a facial acne inflammatory lesion (papules, pustules, and nodules) count no less than 20, but no more than 100. 5. Subjects with a facial acne non-inflammatory lesion (open and closed comedones) count no less than 30, but no more than 150. 6. Subjects with 2 or fewer facial nodules

Exclusion criteria

1. Use of an investigational drug or device within 30 days of enrollment or participation in a research study concurrent with this study. 2. Any dermatological conditions on the face that could interfere with clinical evaluations such as acne conglobata, acne fulminans, secondary acne, perioral dermatitis, clinically significant rosacea, gram negative folliculitis, dermatitis, eczema. 3. Any underlying disease(s) or some other dermatological condition of the face that requires the use of interfering topical or systemic therapy or makes evaluations and lesion count inconclusive. 4. Subjects with a facial beard or mustache that could interfere with the study assessments. 5. Subjects with more than 2 facial nodules. 6. Evidence or history of cosmetic-related acne.

Design outcomes

Primary

MeasureTime frameDescription
Inflammatory Lesion CountsBaseline to Week 12Absolute change from Baseline to Week 12 in mean inflammatory lesion counts
Non-inflammatory Lesion CountsBaseline to Week 12Absolute change from Baseline to Week 12 in mean non-inflammatory lesion counts
Percentage of Participants With Success on the Evaluator's Global Severity ScoreBaseline to Week 12Success was defined as at least a two grade reduction and clear or almost clear at Week 12. The Evaluator's Global Severity Score has grades for acne severity of 0 (Clear), 1 (Almost Clear), 2 (Mild), 3 (Moderate), and 4 (Severe), with higher scores indicating worse severity.

Secondary

MeasureTime frameDescription
Non-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Baseline to Week 2, 4, 8Percentage change from Baseline to Week 2, 4, and 8 in mean non-inflammatory lesion counts
Non-inflammatory Lesion Count Changes at Week 2, 4, and 8Baseline to Week 2, 4, 8Absolute change from Baseline to Week 2, 4, and 8 in mean non-inflammatory lesion counts
Percentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Baseline to Week 2, 4, and 8Two grade success was defined as at least a two grade reduction. The Evaluator's Global Severity Score has grades for acne severity of 0 (Clear), 1 (Almost Clear), 2 (Mild), 3 (Moderate), and 4 (Severe), with higher scores indicating worse severity.
Percentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Baseline to Week 2, 4, and 8Success was defined as at least a two grade reduction and clear or almost clear at the visit. The Evaluator's Global Severity Score has grades for acne severity of 0 (Clear), 1 (Almost Clear), 2 (Mild), 3 (Moderate), and 4 (Severe), with higher scores indicating worse severity.
Inflammatory Lesion Count Changes at Week 2, 4, and 8Baseline to Week 2, 4, 8Absolute change from Baseline to Week 2, 4, and 8 in mean inflammatory lesion counts
Inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Baseline to Week 2, 4, 8Percentage change from Baseline to Week 2, 4, and 8 in mean inflammatory lesion counts

Countries

Canada, United States

Participant flow

Participants by arm

ArmCount
IDP-126 Gel
Gel IDP-126 Gel: Gel
146
IDP-126 Component A
Component A IDP-126 Component A: Component A
150
IDP-126 Component B
Component B IDP-126 Component B: Component B
146
IDP-126 Component C
Component C IDP-126 Component C: Component C
150
IDP-126 Vehicle Gel
Vehicle Gel IDP-126 Vehicle Gel: Vehicle Gel
148
Total740

Baseline characteristics

CharacteristicIDP-126 GelIDP-126 Component AIDP-126 Component BIDP-126 Component CIDP-126 Vehicle GelTotal
Age, Continuous17 years17 years17 years17 years17 years17 years
Baseline Evaluator's Global Severity Score
Moderate
124 Participants119 Participants124 Participants129 Participants127 Participants623 Participants
Baseline Evaluator's Global Severity Score
Severe
22 Participants31 Participants22 Participants21 Participants21 Participants117 Participants
Race (NIH/OMB)
American Indian or Alaska Native
1 Participants1 Participants1 Participants1 Participants2 Participants6 Participants
Race (NIH/OMB)
Asian
10 Participants6 Participants8 Participants9 Participants17 Participants50 Participants
Race (NIH/OMB)
Black or African American
24 Participants26 Participants30 Participants20 Participants26 Participants126 Participants
Race (NIH/OMB)
More than one race
11 Participants4 Participants6 Participants10 Participants8 Participants39 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
2 Participants4 Participants0 Participants1 Participants0 Participants7 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
White
98 Participants109 Participants101 Participants109 Participants95 Participants512 Participants
Sex: Female, Male
Female
94 Participants86 Participants91 Participants93 Participants89 Participants453 Participants
Sex: Female, Male
Male
52 Participants64 Participants55 Participants57 Participants59 Participants287 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
deaths
Total, all-cause mortality
0 / 1410 / 1460 / 1440 / 1480 / 146
other
Total, other adverse events
30 / 14129 / 1466 / 14419 / 1487 / 146
serious
Total, serious adverse events
1 / 1410 / 1460 / 1443 / 1480 / 146

Outcome results

Primary

Inflammatory Lesion Counts

Absolute change from Baseline to Week 12 in mean inflammatory lesion counts

Time frame: Baseline to Week 12

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
IDP-126 GelInflammatory Lesion Counts-29.9 lesionsStandard Deviation 11.86
IDP-126 Component AInflammatory Lesion Counts-26.7 lesionsStandard Deviation 11.74
IDP-126 Component BInflammatory Lesion Counts-24.8 lesionsStandard Deviation 11.71
IDP-126 Component CInflammatory Lesion Counts-26.8 lesionsStandard Deviation 11.69
IDP-126 Vehicle GelInflammatory Lesion Counts-19.6 lesionsStandard Deviation 12.12
Primary

Non-inflammatory Lesion Counts

Absolute change from Baseline to Week 12 in mean non-inflammatory lesion counts

Time frame: Baseline to Week 12

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
IDP-126 GelNon-inflammatory Lesion Counts-35.5 lesionsStandard Deviation 16.25
IDP-126 Component ANon-inflammatory Lesion Counts-29.9 lesionsStandard Deviation 16.4
IDP-126 Component BNon-inflammatory Lesion Counts-27.8 lesionsStandard Deviation 15.97
IDP-126 Component CNon-inflammatory Lesion Counts-30.0 lesionsStandard Deviation 16.4
IDP-126 Vehicle GelNon-inflammatory Lesion Counts-21.8 lesionsStandard Deviation 16.58
Primary

Percentage of Participants With Success on the Evaluator's Global Severity Score

Success was defined as at least a two grade reduction and clear or almost clear at Week 12. The Evaluator's Global Severity Score has grades for acne severity of 0 (Clear), 1 (Almost Clear), 2 (Mild), 3 (Moderate), and 4 (Severe), with higher scores indicating worse severity.

Time frame: Baseline to Week 12

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureValue (NUMBER)
IDP-126 GelPercentage of Participants With Success on the Evaluator's Global Severity Score52.5 percentage of participants
IDP-126 Component APercentage of Participants With Success on the Evaluator's Global Severity Score27.8 percentage of participants
IDP-126 Component BPercentage of Participants With Success on the Evaluator's Global Severity Score30.5 percentage of participants
IDP-126 Component CPercentage of Participants With Success on the Evaluator's Global Severity Score30.3 percentage of participants
IDP-126 Vehicle GelPercentage of Participants With Success on the Evaluator's Global Severity Score8.1 percentage of participants
Secondary

Inflammatory Lesion Count Changes at Week 2, 4, and 8

Absolute change from Baseline to Week 2, 4, and 8 in mean inflammatory lesion counts

Time frame: Baseline to Week 2, 4, 8

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureGroupValue (MEAN)Dispersion
IDP-126 GelInflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-14.0 lesionsStandard Deviation 11.62
IDP-126 GelInflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-25.8 lesionsStandard Deviation 11.97
IDP-126 GelInflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-21.0 lesionsStandard Deviation 10.33
IDP-126 Component AInflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-17.1 lesionsStandard Deviation 12.07
IDP-126 Component AInflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-11.8 lesionsStandard Deviation 10.8
IDP-126 Component AInflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-23.0 lesionsStandard Deviation 11.69
IDP-126 Component BInflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-18.8 lesionsStandard Deviation 12.05
IDP-126 Component BInflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-13.8 lesionsStandard Deviation 10.5
IDP-126 Component BInflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-23.1 lesionsStandard Deviation 13.95
IDP-126 Component CInflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-13.4 lesionsStandard Deviation 10.76
IDP-126 Component CInflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-22.8 lesionsStandard Deviation 9.86
IDP-126 Component CInflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-17.7 lesionsStandard Deviation 11.49
IDP-126 Vehicle GelInflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-14.8 lesionsStandard Deviation 10.26
IDP-126 Vehicle GelInflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-9.2 lesionsStandard Deviation 9.58
IDP-126 Vehicle GelInflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-17.5 lesionsStandard Deviation 10.86
Secondary

Inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8

Percentage change from Baseline to Week 2, 4, and 8 in mean inflammatory lesion counts

Time frame: Baseline to Week 2, 4, 8

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureGroupValue (MEAN)Dispersion
IDP-126 GelInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-35.89 percentage changeStandard Deviation 29.073
IDP-126 GelInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-66.07 percentage changeStandard Deviation 22.239
IDP-126 GelInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-54.42 percentage changeStandard Deviation 22.683
IDP-126 Component AInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-44.37 percentage changeStandard Deviation 28.511
IDP-126 Component AInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-30.27 percentage changeStandard Deviation 26.417
IDP-126 Component AInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-59.07 percentage changeStandard Deviation 25.573
IDP-126 Component BInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-47.55 percentage changeStandard Deviation 28.04
IDP-126 Component BInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-35.10 percentage changeStandard Deviation 26.442
IDP-126 Component BInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-59.55 percentage changeStandard Deviation 31.99
IDP-126 Component CInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-35.23 percentage changeStandard Deviation 26.926
IDP-126 Component CInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-60.10 percentage changeStandard Deviation 23.863
IDP-126 Component CInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-46.32 percentage changeStandard Deviation 27.664
IDP-126 Vehicle GelInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-39.95 percentage changeStandard Deviation 27.304
IDP-126 Vehicle GelInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-24.18 percentage changeStandard Deviation 26
IDP-126 Vehicle GelInflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-46.61 percentage changeStandard Deviation 27.495
Secondary

Non-inflammatory Lesion Count Changes at Week 2, 4, and 8

Absolute change from Baseline to Week 2, 4, and 8 in mean non-inflammatory lesion counts

Time frame: Baseline to Week 2, 4, 8

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureGroupValue (MEAN)Dispersion
IDP-126 GelNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-12.9 lesionsStandard Deviation 12.9
IDP-126 GelNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-30.5 lesionsStandard Deviation 15.95
IDP-126 GelNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-21.4 lesionsStandard Deviation 14.33
IDP-126 Component ANon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-18.6 lesionsStandard Deviation 13.74
IDP-126 Component ANon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-11.0 lesionsStandard Deviation 14.31
IDP-126 Component ANon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-25.1 lesionsStandard Deviation 15.43
IDP-126 Component BNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-15.8 lesionsStandard Deviation 13.77
IDP-126 Component BNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-11.2 lesionsStandard Deviation 10.97
IDP-126 Component BNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-21.7 lesionsStandard Deviation 16.08
IDP-126 Component CNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-11.3 lesionsStandard Deviation 14.02
IDP-126 Component CNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-26.8 lesionsStandard Deviation 14.68
IDP-126 Component CNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-18.0 lesionsStandard Deviation 14.35
IDP-126 Vehicle GelNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 4-13.7 lesionsStandard Deviation 11.78
IDP-126 Vehicle GelNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 2-9.2 lesionsStandard Deviation 11.94
IDP-126 Vehicle GelNon-inflammatory Lesion Count Changes at Week 2, 4, and 8Week 8-17.6 lesionsStandard Deviation 15.29
Secondary

Non-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8

Percentage change from Baseline to Week 2, 4, and 8 in mean non-inflammatory lesion counts

Time frame: Baseline to Week 2, 4, 8

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureGroupValue (MEAN)Dispersion
IDP-126 GelNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-27.07 percentage changeStandard Deviation 26.44
IDP-126 GelNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-60.05 percentage changeStandard Deviation 25.164
IDP-126 GelNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-43.17 percentage changeStandard Deviation 27.162
IDP-126 Component ANon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-39.28 percentage changeStandard Deviation 26.422
IDP-126 Component ANon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-23.39 percentage changeStandard Deviation 30.433
IDP-126 Component ANon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-52.76 percentage changeStandard Deviation 27.916
IDP-126 Component BNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-23.72 percentage changeStandard Deviation 22.845
IDP-126 Component BNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-33.84 percentage changeStandard Deviation 29.592
IDP-126 Component BNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-47.29 percentage changeStandard Deviation 32.982
IDP-126 Component CNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-24.91 percentage changeStandard Deviation 28.698
IDP-126 Component CNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-54.17 percentage changeStandard Deviation 26.53
IDP-126 Component CNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-38.14 percentage changeStandard Deviation 27.765
IDP-126 Vehicle GelNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 4-29.53 percentage changeStandard Deviation 26.025
IDP-126 Vehicle GelNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 2-19.68 percentage changeStandard Deviation 23.194
IDP-126 Vehicle GelNon-inflammatory Lesion Count Percentage Changes at Week 2, 4, and 8Week 8-37.84 percentage changeStandard Deviation 29.933
Secondary

Percentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8

Success was defined as at least a two grade reduction and clear or almost clear at the visit. The Evaluator's Global Severity Score has grades for acne severity of 0 (Clear), 1 (Almost Clear), 2 (Mild), 3 (Moderate), and 4 (Severe), with higher scores indicating worse severity.

Time frame: Baseline to Week 2, 4, and 8

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureGroupValue (NUMBER)
IDP-126 GelPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 21.49 percentage of participants
IDP-126 GelPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 820.46 percentage of participants
IDP-126 GelPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 48.17 percentage of participants
IDP-126 Component APercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 46.77 percentage of participants
IDP-126 Component APercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 21.35 percentage of participants
IDP-126 Component APercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 815.97 percentage of participants
IDP-126 Component BPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 42.79 percentage of participants
IDP-126 Component BPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 20.71 percentage of participants
IDP-126 Component BPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 815.26 percentage of participants
IDP-126 Component CPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 22.68 percentage of participants
IDP-126 Component CPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 815.75 percentage of participants
IDP-126 Component CPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 44.27 percentage of participants
IDP-126 Vehicle GelPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 41.36 percentage of participants
IDP-126 Vehicle GelPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 20.00 percentage of participants
IDP-126 Vehicle GelPercentage of Participants With Success on the Evaluator's Global Severity Score at Weeks 2, 4, and 8Week 83.51 percentage of participants
Secondary

Percentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8

Two grade success was defined as at least a two grade reduction. The Evaluator's Global Severity Score has grades for acne severity of 0 (Clear), 1 (Almost Clear), 2 (Mild), 3 (Moderate), and 4 (Severe), with higher scores indicating worse severity.

Time frame: Baseline to Week 2, 4, and 8

Population: One participant in the IDP-126 Gel group did not receive study medication and thus is not included in the demography population.

ArmMeasureGroupValue (NUMBER)
IDP-126 GelPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 22.95 percentage of participants
IDP-126 GelPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 828.74 percentage of participants
IDP-126 GelPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 411.46 percentage of participants
IDP-126 Component APercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 410.53 percentage of participants
IDP-126 Component APercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 22.78 percentage of participants
IDP-126 Component APercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 822.79 percentage of participants
IDP-126 Component BPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 45.83 percentage of participants
IDP-126 Component BPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 21.45 percentage of participants
IDP-126 Component BPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 819.97 percentage of participants
IDP-126 Component CPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 25.44 percentage of participants
IDP-126 Component CPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 820.66 percentage of participants
IDP-126 Component CPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 48.51 percentage of participants
IDP-126 Vehicle GelPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 42.12 percentage of participants
IDP-126 Vehicle GelPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 21.36 percentage of participants
IDP-126 Vehicle GelPercentage of Participants With Two Grade Success on the Evaluator's Global Severity Score - at Weeks 2, 4, and 8Week 84.43 percentage of participants

Source: ClinicalTrials.gov · Data processed: May 13, 2026