Trial Outcomes & Findings for Open-label Study of Adalimumab in Japanese Subjects With Hidradenitis Suppurativa (NCT NCT02904902)

NCT ID: NCT02904902

Last Updated: 2020-05-12

Results Overview

HiSCR is defined as at least a 50% reduction in the total abscess and inflammatory nodule (AN) count with no increase in abscess count and no increase in draining fistula count relative to Baseline.

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

15 participants

Primary outcome timeframe

Week 12

Results posted on

2020-05-12

Participant Flow

Participant milestones

Participant milestones
Measure
Adalimumab
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Overall Study
STARTED
15
Overall Study
COMPLETED
14
Overall Study
NOT COMPLETED
1

Reasons for withdrawal

Reasons for withdrawal
Measure
Adalimumab
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Overall Study
Withdrawal by Subject
1

Baseline Characteristics

Open-label Study of Adalimumab in Japanese Subjects With Hidradenitis Suppurativa

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Adalimumab
n=15 Participants
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Age, Continuous
42.1 years
STANDARD_DEVIATION 6.94 • n=5 Participants
Sex: Female, Male
Female
2 Participants
n=5 Participants
Sex: Female, Male
Male
13 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
15 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=5 Participants
Race (NIH/OMB)
Asian
15 Participants
n=5 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=5 Participants
Race (NIH/OMB)
Black or African American
0 Participants
n=5 Participants
Race (NIH/OMB)
White
0 Participants
n=5 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=5 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
Modified Sartorius Scale
137.3 units on a scale
STANDARD_DEVIATION 59.21 • n=5 Participants

PRIMARY outcome

Timeframe: Week 12

Population: Full Analysis Set: all participants from sites that complied with Good Clinical Practice and received at least 1 dose of study drug and had at least 1 post-treatment efficacy assessment. Non responder imputation.

HiSCR is defined as at least a 50% reduction in the total abscess and inflammatory nodule (AN) count with no increase in abscess count and no increase in draining fistula count relative to Baseline.

Outcome measures

Outcome measures
Measure
Adalimumab
n=15 Participants
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Percentage of Participants Achieving Hidradenitis Suppurativa Clinical Response (HiSCR) at Week 12
86.7 percentage of participants
Interval 59.5 to 98.3

SECONDARY outcome

Timeframe: Week 12

Population: Full Analysis Set: all participants from sites that complied with Good Clinical Practice and received at least 1 dose of study drug and had at least 1 post-treatment efficacy assessment. Non responder imputation.

The percentage of participants with AN counts lowered to 0, 1, or 2 at Week 12.

Outcome measures

Outcome measures
Measure
Adalimumab
n=15 Participants
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Percentage of Participants Achieving AN Count of 0, 1, or 2 at Week 12
73.3 percentage of participants
Interval 44.9 to 92.2

SECONDARY outcome

Timeframe: Week 0 (Baseline), Week 2

Population: Full Analysis Set: all participants from sites that complied with Good Clinical Practice and received at least 1 dose of study drug and had at least 1 post-treatment efficacy assessment. Participants with Baseline NRS - at worst \>=3.

The participant's Global Assessment of Skin Pain NRS was used to assess the worst skin pain due to HS. Scores range from 0 (no skin pain) to 10 (skin pain as bad as you can imagine). The assessments were completed on a daily diary by participants before they went to bed and responded to the items based on a recall period of the "last 24 hours."

Outcome measures

Outcome measures
Measure
Adalimumab
n=9 Participants
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Percentage of Participants Achieving at Least 30% Reduction and at Least 1 Unit Reduction From Baseline in Patient's Global Assessment of Skin Pain (NRS30) - At Worst at Week 2 Among Participants With Baseline Numeric Rating Scale (NRS) >=3
33.3 percentage of participants
Interval 7.5 to 70.1

SECONDARY outcome

Timeframe: Baseline (last non-missing value on or before the date of first dose of study drug), Week 2, Week 4, Week 8, Week 12

Population: Full Analysis Set: all participants from sites that complied with Good Clinical Practice and received at least 1 dose of study drug and had at least 1 post-treatment efficacy assessment. Last observation carried forward.

The Sartorius Scale is used to quantify the severity of HS. Points are awarded for 12 body areas (left and right axillae, left and right sub/inframammary areas, intermammary area, left and right buttocks, left and right inguino-crural folds, perianal area, perineal area, and other). For each area, points are awarded for nodules (2 points for each); abscesses (4 points); fistulas (4 points); scars (1 point); longest distance between two lesions (2-6 points, 0 if no lesions); and if lesions are separated buy normal skin (yes-0 point; no-6 points). The total Sartorius Scale score is the sum of the 12 regional scores. Scale scores range from 0 to infinite, with larger scores representing higher severity of HS.

Outcome measures

Outcome measures
Measure
Adalimumab
n=15 Participants
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Change From Baseline to Week 12 in Modified Sartorius Scale Score
Week 2
-16.7 units on a scale
Standard Deviation 15.06
Change From Baseline to Week 12 in Modified Sartorius Scale Score
Week 4
-38.7 units on a scale
Standard Deviation 31.46
Change From Baseline to Week 12 in Modified Sartorius Scale Score
Week 8
-49.9 units on a scale
Standard Deviation 48.10
Change From Baseline to Week 12 in Modified Sartorius Scale Score
Week 12
-61.4 units on a scale
Standard Deviation 45.05

Adverse Events

Adalimumab

Serious events: 5 serious events
Other events: 15 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Adalimumab
n=15 participants at risk
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Infections and infestations
Cellulitis
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Subcutaneous abscess
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Uterine leiomyoma
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Respiratory, thoracic and mediastinal disorders
Interstitial lung disease
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Vascular disorders
Deep vein thrombosis
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).

Other adverse events

Other adverse events
Measure
Adalimumab
n=15 participants at risk
Open-label adalimumab 160 mg subcutaneous injection at Week 0 (Baseline), 80 mg at Week 2, and 40 mg every week starting at Week 4.
Blood and lymphatic system disorders
Neutropenia
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Congenital, familial and genetic disorders
Dermoid cyst
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Eye disorders
Asthenopia
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Gastrointestinal disorders
Abdominal pain
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Gastrointestinal disorders
Constipation
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Gastrointestinal disorders
Dental caries
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Gastrointestinal disorders
Diarrhoea
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Gastrointestinal disorders
Gastric polyps
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Gastrointestinal disorders
Stomatitis
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Gastrointestinal disorders
Toothache
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
General disorders
Injection site induration
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
General disorders
Oedema
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
General disorders
Pyrexia
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
General disorders
Swelling
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
General disorders
Xerosis
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Erythrasma
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Folliculitis
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Herpes simplex
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Influenza
40.0%
6/15 • Number of events 6 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Nasopharyngitis
33.3%
5/15 • Number of events 10 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Paronychia
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Periodontitis
26.7%
4/15 • Number of events 4 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Postoperative wound infection
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Pulpitis dental
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Sinusitis
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Skin infection
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Subcutaneous abscess
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Tinea infection
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Infections and infestations
Urinary tract infection
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Injury, poisoning and procedural complications
Arthropod bite
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Injury, poisoning and procedural complications
Arthropod sting
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Injury, poisoning and procedural complications
Post-traumatic neck syndrome
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Injury, poisoning and procedural complications
Tooth fracture
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Investigations
Lymphocyte count increased
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Investigations
Weight increased
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Musculoskeletal and connective tissue disorders
Back pain
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Musculoskeletal and connective tissue disorders
Flank pain
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Musculoskeletal and connective tissue disorders
Musculoskeletal stiffness
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Skin papilloma
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Nervous system disorders
Dizziness
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Nervous system disorders
Headache
13.3%
2/15 • Number of events 4 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Nervous system disorders
Neuropathy peripheral
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Dermatitis contact
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Eczema
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Erythema
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Hidradenitis
6.7%
1/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Nail pigmentation
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Pruritus
13.3%
2/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Seborrhoeic dermatitis
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Skin and subcutaneous tissue disorders
Skin exfoliation
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Surgical and medical procedures
Wisdom teeth removal
6.7%
1/15 • Number of events 1 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).
Vascular disorders
Hypertension
6.7%
1/15 • Number of events 2 • From first dose of study drug through 70 days after the last dose of study drug. The mean duration of adalimumab exposure was 717.5 days (median 742.0 days, range 112 - 883 days).

Additional Information

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