This is a multicenter, randomized, double-blind, placebo-controlled study in subjects with moderate to severe plaque psoriasis.
This is a multicenter, randomized, double-blind, placebo-controlled, parallel-group study to determine the effect of SCD-044 in subjects with moderate to severe plaque psoriasis.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
263
Placebo of SCD-044 product
SCD-044 tablets in Low Dose (Dose 1)
SCD-044 tablets in Intermediate Dose (Dose 2)
Proportion of Subjects With at Least 75% Improvement in PASI (PASI 75)
The subjects showing at least 75% improvement in Psoriasis Area and Severity Index score on a scale of 0-4 score. Higher score denotes more severe disease activity. The information presented represents the percentage of subjects, calculated as the proportion of subjects multiplied by 100.
Time frame: Week16
Investigator's Global Assessment (IGA) Score
The subjects achieving predefined improvement (0 or 1) in Investigator's Global Assessment (IGA) of disease severity on a scale of 0 to 4 score with at least two-grade reduction from Baseline to Week 16. 0 indicates clear, while 1 indicates almost clear, while 4 is severe. The information presented represents the percentage of subjects, calculated as the proportion of subjects multiplied by 100.
Time frame: Week 16
Change From Baseline in Psoriasis Area and Severity Index (PASI) Scores
The subjects achieving predefined improvement in Psoriasis Area and Severity Index (PASI) on a scale of 0-4 score. Higher score denotes more severe disease activity..
Time frame: Week 52
Psoriasis Area and Severity Index (PASI) Response Rate
Psoriasis Area and Severity Index (PASI50, PASI75, PASI90, and PASI100) response rate at Week 16. PASI50, PASI75, PASI90 and PASI100 are defined as 50%, 75%, 90% and 100% decrease from baseline in PASI correspondingly. The data represents the percentage of subject who achieved PASI 50, PASI 75, PASI 90, and PASI 100 at week 16.
Time frame: Week 16
Psoriasis Area and Severity Index (PASI) Response Rate
Psoriasis Area and Severity Index (PASI50, PASI75, PASI90, and PASI100) response rate at Week 52 The data represents the percentage of subject who achieved PASI 50, PASI 75, PASI 90, and PASI 100 at week 16.
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SCD-044 in High Dose (Dose 3)
Yuma Clinical Trials, LLC
Yuma, Arizona, United States
T. Joseph Raoof Md, Imc./Encino Research Center
Encino, California, United States
Metropolis Dermatology
Los Angeles, California, United States
Axis Clinical Trials
Los Angeles, California, United States
Velocity Clinical Research
North Hollywood, California, United States
Unison Clinical Trials
Sherman Oaks, California, United States
Clarity Dermatology
Castle Rock, Colorado, United States
Accel Research Sites Network - Annexus Dermatology & Aestheitcs
DeLand, Florida, United States
Palm Beach Dermatology Group
Delray Beach, Florida, United States
Revival Research Corporation
Doral, Florida, United States
...and 40 more locations
Time frame: Week 52
Change From Baseline in Psoriasis Symptoms and Signs Diary (PSSD) at Week 16
At study week 0, 16, and 52; based on 11-item questionnaire, the symptoms and patient-observable signs in psoriasis will be scored using 0 to 10 rating scale (0-absent, 10-worst imaginable). The summary score is the sum of item scores (0-110), and a higher score indicates more severe disease- 0- best outcome 110- worst outcome
Time frame: Week 16
Change From Baseline in Psoriasis Symptoms and Signs Diary (PSSD) at Week 52
At study week 0, 16, and 52; based on 11-item questionnaire, the symptoms and patient-observable signs in psoriasis will be scored using 0 to 10 rating scale (0-absent, 10-worst imaginable). The summary score is the sum of item scores (0-110), and a higher score indicates more severe disease- 0- best outcome 110- worst outcome
Time frame: Week 52
Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 16
At study week 0, 16, and 52; based on 10-item questionnaire on skin problems (0 to 3 scale). The scoring of each question is as follows: Very Much or Yes = 3, A lot = 2, A little = 2, Not relevant or Not at all or No = 0. The DLQI is calculated by summing the score of each question resulting in a maximum of 30 and a minimum of 0. The higher the score, the more quality of life is impaired. Total score range: 0-30 (higher = greater impact). Interpretation bands: 0-1: No effect 2-5: Small effect 6-10: Moderate effect 11-20: Very large effect 21-30: Extremely large effect.
Time frame: Week 16
Change From Baseline in Dermatology Life Quality Index (DLQI) at Week 52
At study week 0, 16, and 52; based on 10-item questionnaire on skin problems (0 to 3 scale). The scoring of each question is as follows: Very Much or Yes = 3, A lot = 2, A little = 2, Not relevant or Not at all or No = 0. The DLQI is calculated by summing the score of each question resulting in a maximum of 30 and a minimum of 0. The higher the score, the more quality of life is impaired. Total score range: 0-30 (higher = greater impact). Interpretation bands: 0-1: No effect 2-5: Small effect 6-10: Moderate effect 11-20: Very large effect 21-30: Extremely large effect.
Time frame: Week 52
Investigator's Global Assessment (IGA) Score
The subjects achieving predefined improvement (0 or 1) in Investigator's Global Assessment (IGA) of disease severity on a scale of 0 to 4 score with at least two-grade reduction from Baseline to Week 52. 0 indicates clear, while 1 indicates almost clear, while 4 is severe. The information presented represents the percentage of subjects, calculated as the proportion of subjects multiplied by 100.
Time frame: Week 52
Change From Baseline in Body Surface Area (BSA) at Week 16
At study weeks 16, and 52, the Investigator will assess % BSA affected with psoriasis.
Time frame: Week 16
Change From Baseline in Body Surface Area (BSA) at Week 52
At study weeks 16, and 52, the Investigator will assess % BSA affected with psoriasis.
Time frame: Week 52
Patient Global Impression of Severity (PGIS)
Subjects will be asked to assess their overall impression of disease severity using a scale of None, Mild, Moderate or Severe (None- best outcome no symptoms; Severe- worst symptoms)
Time frame: Baseline
Patient Global Impression of Severity (PGIS)
At study weeks 0, 16, and 52, subjects will be asked to assess their overall impression of disease severity using a scale of None, Mild, Moderate or Severe.
Time frame: Week 16
Patient Global Impression of Severity (PGIS)
Subjects will be asked to assess their overall impression of disease severity using a scale of None, Mild, Moderate or Severe.
Time frame: Week 52
Patient Global Impression of Change (PGIC)
Subjects will be asked to assess if there has been a change in clinical status using a 5 point scale (1 to 5). 1 indicating 'Much better', while 5 indicating 'Much Worse'.
Time frame: Week 52
Evaluate Pharmacokinetic Parameter
Steady-state maximum plasma concentration (Cmax-ss)
Time frame: Week 52
Subjects With Adverse Events
Total Number Affected by adverse events from Baseline through Week 56
Time frame: Week 56