Trial Outcomes & Findings for Study to Evaluate the Safety and Efficacy of a Once-Daily CLS001 Topical Gel Versus Vehicle (NCT NCT02547441)

NCT ID: NCT02547441

Last Updated: 2022-08-02

Results Overview

Change from Baseline to Week 12 in Inflammatory Lesion Count

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

463 participants

Primary outcome timeframe

12 weeks

Results posted on

2022-08-02

Participant Flow

The study was conducted at 42 sites in the USA, Canada, Australia/New Zealand, and Europe from December 2015 to July 2017.

Participant milestones

Participant milestones
Measure
CLS001 (Omiganan) Gel
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
Vehicle gel applied once daily Vehicle: Vehicle Gel
Double-Blind Study Period
STARTED
235
228
Double-Blind Study Period
COMPLETED
211
196
Double-Blind Study Period
NOT COMPLETED
24
32
Open-Label Study Period
STARTED
188
175
Open-Label Study Period
COMPLETED
66
48
Open-Label Study Period
NOT COMPLETED
122
127

Reasons for withdrawal

Reasons for withdrawal
Measure
CLS001 (Omiganan) Gel
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
Vehicle gel applied once daily Vehicle: Vehicle Gel
Double-Blind Study Period
Adverse Event
4
9
Double-Blind Study Period
Lost to Follow-up
2
4
Double-Blind Study Period
Physician Decision
1
0
Double-Blind Study Period
Protocol Violation
1
2
Double-Blind Study Period
Withdrawal by Subject
15
17
Double-Blind Study Period
Sponsor Decision
1
0
Open-Label Study Period
Adverse Event
10
11
Open-Label Study Period
Lack of Efficacy
3
2
Open-Label Study Period
Lost to Follow-up
7
8
Open-Label Study Period
Physician Decision
1
0
Open-Label Study Period
Protocol Violation
2
0
Open-Label Study Period
Withdrawal by Subject
33
37
Open-Label Study Period
Terminated by Sponsor
66
69

Baseline Characteristics

Study to Evaluate the Safety and Efficacy of a Once-Daily CLS001 Topical Gel Versus Vehicle

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Treatment
n=235 Participants
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
n=228 Participants
Vehicle gel applied once daily Vehicle: Vehicle Gel
Total
n=463 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
203 Participants
n=5 Participants
193 Participants
n=7 Participants
396 Participants
n=5 Participants
Age, Categorical
>=65 years
32 Participants
n=5 Participants
35 Participants
n=7 Participants
67 Participants
n=5 Participants
Age, Continuous
50.4 years
STANDARD_DEVIATION 13.06 • n=5 Participants
51.6 years
STANDARD_DEVIATION 12.16 • n=7 Participants
51 years
STANDARD_DEVIATION 12.63 • n=5 Participants
Sex: Female, Male
Female
159 Participants
n=5 Participants
137 Participants
n=7 Participants
296 Participants
n=5 Participants
Sex: Female, Male
Male
76 Participants
n=5 Participants
91 Participants
n=7 Participants
167 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
43 Participants
n=5 Participants
37 Participants
n=7 Participants
80 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
192 Participants
n=5 Participants
191 Participants
n=7 Participants
383 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
American Indian or Alaska Native
1 Participants
n=5 Participants
2 Participants
n=7 Participants
3 Participants
n=5 Participants
Race (NIH/OMB)
Asian
8 Participants
n=5 Participants
2 Participants
n=7 Participants
10 Participants
n=5 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Black or African American
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
White
222 Participants
n=5 Participants
221 Participants
n=7 Participants
443 Participants
n=5 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Unknown or Not Reported
4 Participants
n=5 Participants
3 Participants
n=7 Participants
7 Participants
n=5 Participants
Region of Enrollment
New Zealand
6 participants
n=5 Participants
7 participants
n=7 Participants
13 participants
n=5 Participants
Region of Enrollment
Canada
25 participants
n=5 Participants
26 participants
n=7 Participants
51 participants
n=5 Participants
Region of Enrollment
Netherlands
3 participants
n=5 Participants
4 participants
n=7 Participants
7 participants
n=5 Participants
Region of Enrollment
Sweden
10 participants
n=5 Participants
9 participants
n=7 Participants
19 participants
n=5 Participants
Region of Enrollment
United States
81 participants
n=5 Participants
73 participants
n=7 Participants
154 participants
n=5 Participants
Region of Enrollment
United Kingdom
8 participants
n=5 Participants
9 participants
n=7 Participants
17 participants
n=5 Participants
Region of Enrollment
Australia
23 participants
n=5 Participants
21 participants
n=7 Participants
44 participants
n=5 Participants
Region of Enrollment
France
13 participants
n=5 Participants
11 participants
n=7 Participants
24 participants
n=5 Participants
Region of Enrollment
Germany
66 participants
n=5 Participants
68 participants
n=7 Participants
134 participants
n=5 Participants
Fitzpatrick Skin Type
I - Always burn, never tan
29 Participants
n=5 Participants
31 Participants
n=7 Participants
60 Participants
n=5 Participants
Fitzpatrick Skin Type
II - Usually burn, tans less than average (with difficulty)
97 Participants
n=5 Participants
106 Participants
n=7 Participants
203 Participants
n=5 Participants
Fitzpatrick Skin Type
III - Sometimes mild burn, tans less than average
79 Participants
n=5 Participants
71 Participants
n=7 Participants
150 Participants
n=5 Participants
Fitzpatrick Skin Type
IV - Rarely burn, tan more than average (with ease)
28 Participants
n=5 Participants
15 Participants
n=7 Participants
43 Participants
n=5 Participants
Fitzpatrick Skin Type
V - Rarely burns, tans profusely
2 Participants
n=5 Participants
5 Participants
n=7 Participants
7 Participants
n=5 Participants
Fitzpatrick Skin Type
VI - Never burns, tans profusely
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants

PRIMARY outcome

Timeframe: 12 weeks

Population: The 'Intent-to-treat' (ITT) analysis population included all randomized subjects.

Change from Baseline to Week 12 in Inflammatory Lesion Count

Outcome measures

Outcome measures
Measure
Treatment
n=235 Participants
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
n=228 Participants
Vehicle gel applied once daily Vehicle: Vehicle Gel
Change in Inflammatory Lesion Count From Baseline to Week 12
-18.1 Lesions
Standard Error 1.77
-13.5 Lesions
Standard Error 1.85

PRIMARY outcome

Timeframe: 12 weeks

Population: The 'Intent-to-treat' (ITT) analysis population included all randomized subjects.

Percentage of participants who achieved 2 grade IGA reduction at Week 12. IGA scores are from 0 to 5 (Clear, Almost Clear, Mild, Moderate and Severe).

Outcome measures

Outcome measures
Measure
Treatment
n=235 Participants
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
n=228 Participants
Vehicle gel applied once daily Vehicle: Vehicle Gel
Percentage of Participants Who Achieved 2 Grade IGA Reduction.
26.3 Percentage of Participants
16.9 Percentage of Participants

SECONDARY outcome

Timeframe: 9 weeks

Population: The 'Intent-to-treat' (ITT) analysis population included all randomized subjects.

The absolute change in inflammatory lesions from baseline to Week 9

Outcome measures

Outcome measures
Measure
Treatment
n=235 Participants
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
n=228 Participants
Vehicle gel applied once daily Vehicle: Vehicle Gel
Change in the Number of Inflammatory Lesions From Baseline at Week 9
-17.4 Lesions
Standard Error 1.55
-15.2 Lesions
Standard Error 1.60

SECONDARY outcome

Timeframe: 6 weeks

Population: The 'Intent-to-treat' (ITT) analysis population included all randomized subjects.

The absolute change in inflammatory lesions from baseline to Week 6

Outcome measures

Outcome measures
Measure
Treatment
n=235 Participants
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
n=228 Participants
Vehicle gel applied once daily Vehicle: Vehicle Gel
Change in the Number of Inflammatory Lesions From Baseline at Week 6
-13.5 Lesions
Standard Error 1.44
-11.8 Lesions
Standard Error 1.48

SECONDARY outcome

Timeframe: 9 Weeks

Percentage of participants who achieved 2 grade IGA reduction at Week 9. IGA scores are from 0 to 5 (Clear, Almost Clear, Mild, Moderate and Severe).

Outcome measures

Outcome measures
Measure
Treatment
n=235 Participants
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
n=228 Participants
Vehicle gel applied once daily Vehicle: Vehicle Gel
Percentage of Participants Who Achieved 2 Grade IGA Reduction at Week 9.
18.4 Percentage of Participants
14.4 Percentage of Participants

SECONDARY outcome

Timeframe: 6 Weeks

Population: The 'Intent-to-treat' (ITT) analysis population included all randomized subjects.

Percentage of participants who achieved 2 grade IGA reduction at Week 6. IGA scores are from 0 to 5 (Clear, Almost Clear, Mild, Moderate and Severe).

Outcome measures

Outcome measures
Measure
Treatment
n=235 Participants
CLS001 (Omiganan) gel applied once daily CLS001 (Omiganan): Topical gel
Vehicle Gel
n=228 Participants
Vehicle gel applied once daily Vehicle: Vehicle Gel
Percentage of Participants Who Achieved 2 Grade IGA Reduction at Week 6.
13.8 Percentage of Participants
8.9 Percentage of Participants

Adverse Events

CLS001 (Omiganan) Gel (Double-Blind Period)

Serious events: 4 serious events
Other events: 83 other events
Deaths: 0 deaths

Vehicle Gel (Double-Blind Period)

Serious events: 4 serious events
Other events: 83 other events
Deaths: 0 deaths

CLS001 (Omiganan) Gel (Open-Label Period)

Serious events: 8 serious events
Other events: 116 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
CLS001 (Omiganan) Gel (Double-Blind Period)
n=235 participants at risk
CLS001 (Omiganan) topical gel applied once daily for 12-week
Vehicle Gel (Double-Blind Period)
n=228 participants at risk
Vehicle topical gel applied once daily for 12-week
CLS001 (Omiganan) Gel (Open-Label Period)
n=363 participants at risk
CLS001 (Omiganan) topical gel applied once daily for maximum 1-year
Hepatobiliary disorders
Cholecystitis acute
0.43%
1/235 • Number of events 2 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Nervous system disorders
Seizures
0.43%
1/235 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/363 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Cardiac disorders
Coronary artery disease
0.43%
1/235 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/363 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
General disorders
Chest pain
0.43%
1/235 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/363 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Nervous system disorders
Presyncope
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.44%
1/228 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/363 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Musculoskeletal and connective tissue disorders
Costochondritis
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.44%
1/228 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/363 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Musculoskeletal and connective tissue disorders
Intervertebral disc protrusion
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.44%
1/228 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/363 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Salivary gland neoplasm
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.44%
1/228 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/363 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Injury, poisoning and procedural complications
Achilles tendon rupture left
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
B-cell non hodgkin lymphoma
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Infections and infestations
Acute cellulitis
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Melanoma in situ of the lentigo maligna type, level 1
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Musculoskeletal and connective tissue disorders
Herniated vertebral disc (cervical spine)
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Musculoskeletal and connective tissue disorders
Primary gonarthrosis left
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Renal carcinoma
0.00%
0/235 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.00%
0/228 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period

Other adverse events

Other adverse events
Measure
CLS001 (Omiganan) Gel (Double-Blind Period)
n=235 participants at risk
CLS001 (Omiganan) topical gel applied once daily for 12-week
Vehicle Gel (Double-Blind Period)
n=228 participants at risk
Vehicle topical gel applied once daily for 12-week
CLS001 (Omiganan) Gel (Open-Label Period)
n=363 participants at risk
CLS001 (Omiganan) topical gel applied once daily for maximum 1-year
Infections and infestations
Viral upper respiratory tract infection
7.7%
18/235 • Number of events 18 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
9.6%
22/228 • Number of events 23 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
11.3%
41/363 • Number of events 57 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Infections and infestations
Upper respiratory tract infection
6.0%
14/235 • Number of events 17 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
1.8%
4/228 • Number of events 4 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
3.6%
13/363 • Number of events 15 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
General disorders
Application site dermatitis
2.1%
5/235 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.44%
1/228 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
1.4%
5/363 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
General disorders
Application site pain
2.1%
5/235 • Number of events 7 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
3.5%
8/228 • Number of events 9 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
1.7%
6/363 • Number of events 6 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
General disorders
Application site pruritus
2.1%
5/235 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.88%
2/228 • Number of events 2 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.55%
2/363 • Number of events 2 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
General disorders
Application site erythema
1.7%
4/235 • Number of events 4 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
3.1%
7/228 • Number of events 8 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
1.4%
5/363 • Number of events 6 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
General disorders
Application site dryness
0.85%
2/235 • Number of events 3 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
2.2%
5/228 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
1.4%
5/363 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Nervous system disorders
Headache
7.7%
18/235 • Number of events 24 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
6.1%
14/228 • Number of events 24 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
5.2%
19/363 • Number of events 27 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Gastrointestinal disorders
Nausea
2.1%
5/235 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.88%
2/228 • Number of events 2 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.28%
1/363 • Number of events 1 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Gastrointestinal disorders
Diarrhoea
1.3%
3/235 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
2.2%
5/228 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.83%
3/363 • Number of events 3 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Musculoskeletal and connective tissue disorders
Back pain
0.85%
2/235 • Number of events 2 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
2.2%
5/228 • Number of events 5 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
0.55%
2/363 • Number of events 2 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
Skin and subcutaneous tissue disorders
Rosacea
0.85%
2/235 • Number of events 2 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
3.5%
8/228 • Number of events 8 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period
3.9%
14/363 • Number of events 17 • 12-week in Double-Blind Period and maximum 1 year in Open-Label Period

Additional Information

Maruho Co., Ltd. Kyoto R&D Center

Clinical Development Dept.

Phone: +81-75-325-3255

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place