[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100612224":3},{"organization":4,"outcomesModule":7,"designInfo":124,"detailedDescription":123,"studyPopulation":123,"armGroups":134,"interventions":155,"overallOfficials":171,"centralContacts":175,"locations":181,"responsibleParty":771,"collaborators":123,"id":773,"slug":774,"hasResults":775,"nctId":776,"briefTitle":777,"officialTitle":778,"acronym":123,"eligibilityCriteria":779,"healthyVolunteers":775,"sex":780,"minAge":781,"maxAge":782,"enrollmentInfo":783,"targetDuration":123,"studyType":786,"phases":787,"briefSummary":789,"conditions":790,"keywords":792,"overallStatus":184,"whyStopped":123,"lastUpdateSubmitDate":794,"lastUpdatePostDateStruct":795,"startDateStruct":798,"completionDateStruct":800,"leadSponsor":802,"locationsCount":803},{"fullName":5,"class":6},"Takeda","INDUSTRY",{"primaryOutcomes":8,"secondaryOutcomes":26,"otherOutcomes":123},[9,13,16,20,23],{"measure":10,"description":11,"timeFrame":12},"Part A: Percentage of Participants Achieving a Static Physician's Global Assessment (sPGA) of Clear (0) or Almost Clear (1) With a Greater than or Equal to (>=) 2-Point Decrease From Baseline at Week 16","The sPGA is an assessment by the investigator of the overall disease severity at the time of evaluation. Erythema (E), induration (I), and desquamation (D) are scored on a 5-point scale ranging from 0 (none) to 4 (severe). The sPGA composite score ranges from 0 to 4 and is calculated as Clear (0) = 0 for all three; Almost clear (1) = mean greater than (\\>) 0, less than (\\\u003C) 1.5; Mild (2) = mean \\>= 1.5, \\\u003C2.5; Moderate (3) = mean \\>=2.5, \\\u003C3.5; and Severe (4) = mean \\>=3.5. The percentage of participants achieving an sPGA of Clear (0) or Almost Clear (1) with a \\>= 2-point decrease from baseline at Week 16 will be reported.","At Week 16",{"measure":14,"description":15,"timeFrame":12},"Part A: Percentage of Participants Achieving >= 75 Percent (%) Improvement From Baseline in Psoriasis Area and Severity Index (PASI) Score at Week 16","The PASI is a measure of the average redness, thickness and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI score ranges from 0 to 72, with higher PASI scores denoting more severe disease activity (less than or equal to \\[\\\u003C=\\] 3 representing mild disease, \\>= 3 to 15 representing moderate disease, and \\>= 15 indicating severe disease). The PASI-75 is defined as 75% improvement from baseline in PASI score. The percentage of participants achieving \\>= 75% improvement from baseline in PASI score at Week 16 will be reported.",{"measure":17,"description":18,"timeFrame":19},"Part B: Maximum Observed Plasma Concentration (Cmax) of Zasocitinib","Cmax of zasocitinib in plasma will be assessed.","Pre-dose and Post-dose on Day 7",{"measure":21,"description":22,"timeFrame":19},"Part B: Time to Maximum Concentration (Tmax) of Zasocitinib","Tmax of zasocitinib in plasma will be assessed.",{"measure":24,"description":25,"timeFrame":19},"Part B: Area Under the Concentration-Time Curve From Time 0 to the Time of Last Quantifiable Concentration (AUC0-Last) of Zasocitinib","AUC0-Last of zasocitinib in plasma will be assessed.",[27,30,33,36,39,43,46,49,52,55,58,61,64,67,71,74,77,80,83,87,90,93,96,99,102,105,108,112,115,119],{"measure":28,"description":29,"timeFrame":12},"Part A: Percentage of Participants Achieving PASI-90 Response at Week 16","The PASI is a measure of the average redness, thickness and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI score ranges from 0 to 72, with higher PASI scores denoting more severe disease activity (less than or equal to \\[\\\u003C=\\] 3 representing mild disease, \\>= 3 to 15 representing moderate disease, and \\>= 15 indicating severe disease). The PASI-90 is defined as 90% improvement from baseline in PASI score. The percentage of participants achieving at least 90% or greater reduction in the PASI score from baseline at Week 16 will be assessed.",{"measure":31,"description":32,"timeFrame":12},"Part A: Percentage of Participants Achieving an Enhanced sPGA Response of Clear (0) at Week 16","The sPGA is an assessment by the investigator of the overall disease severity at the time of evaluation. Erythema (E), induration (I), and desquamation (D) are scored on a 5-point scale ranging from 0 (none) to 4 (severe). The sPGA composite score ranges from 0 to 4 and is calculated as Clear (0) = 0 for all three; Almost clear (1) = mean greater than (\\>) 0, less than (\\\u003C) 1.5; Mild (2) = mean \\>= 1.5, \\\u003C2.5; Moderate (3) = mean \\>=2.5, \\\u003C3.5; and Severe (4) = mean \\>=3.5. The percentage of participants achieving an enhanced sPGA response of Clear (0) at Week 16 will be assessed.",{"measure":34,"description":35,"timeFrame":12},"Part A: Percentage of Participants Achieving PASI-100 Response at Week 16","The PASI is a measure of the average redness, thickness and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI score ranges from 0 to 72, with higher PASI scores denoting more severe disease activity (less than or equal to \\[\\\u003C=\\] 3 representing mild disease, \\>= 3 to 15 representing moderate disease, and \\>= 15 indicating severe disease). The PASI-100 is defined as 100% improvement from baseline in PASI score. The percentage of participants achieving 100% improvement or complete clearance of psoriasis lesions in the PASI score from baseline at Week 16 will be assessed.",{"measure":37,"description":38,"timeFrame":12},"Part A: Percentage of Participants Achieving a Scalp-specific Physician's Global Assessment (ssPGA) Response of Clear (0) or Almost Clear (1) With a >=2-Point Decrease From Baseline for Participants With a Baseline ssPGA >=3 at Week 16","ssPGA assesses the overall severity of active psoriasis on the participant's scalp. Scalp lesions will be evaluated in terms of clinical signs of erythema, induration, and scaling and scored on 5-point ssPGA scale where 0=absence of disease and 4=severe disease. Higher scores indicate more severe scalp psoriasis. The percentage of participants achieving an ssPGA score of at least 3 at baseline who show an ssPGA score of 0 or 1 with a \\>= 2-point decrease at Week 16 will be reported.",{"measure":40,"description":41,"timeFrame":42},"Part A: Change From Baseline in Body Surface Area (BSA) Affected by Psoriasis at Week 16","Psoriasis BSA will be assessed by means of the handprint method, where the surface of the palm and 5 digits of the participant's hand represents 1% BSA. The sum of handprints equates to the total surface area of involvement. The change from baseline in BSA affected by psoriasis at Week 16 will be assessed.","Baseline, Week 16",{"measure":44,"description":45,"timeFrame":42},"Part A: Percent Change From Baseline in BSA Affected by Psoriasis at Week 16","Psoriasis BSA will be assessed by means of the handprint method, where the surface of the palm and 5 digits of the participant's hand represents 1% BSA. The sum of handprints equates to the total surface area of involvement. The percent change from baseline in BSA affected by psoriasis at Week 16 will be assessed.",{"measure":47,"description":48,"timeFrame":12},"Part A: Percentage of Participants with a Baseline Dermatology Life Quality Index (DLQI) Score >=2 who Achieve DLQI Score of Zero (0) or One (1) at Week 16","The DLQI is a 10-item validated questionnaire completed by participants aged 16 years or older at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains, including symptoms and feelings, daily activities, leisure, work and school, personal relationships and treatment. Each question is scored from 0=not at all, 1=a little, 2=a lot, and 3=very much, giving a total score ranging from 0 to 30. A high score is indicative of a poor QoL. DLQI scores indicate: 0-1 (no effect on participant's life), 2-5 (small effect on participant's life), 6-10 (moderate effect on participant's life), 11-20 (very large effect on participant's life), 21-30 (extremely large effect on participant's life). The percentage of participants with a baseline DLQI Score \\>= 2 who achieve DLQI Score of Zero (0) or One (1) at Week 16 will be assessed.",{"measure":50,"description":51,"timeFrame":12},"Part A: Percentage of Participants With a Baseline Children's Dermatology Life Quality Index (CDLQI) Score >=2 who Achieve CDLQI Score of 0 or 1 at Week 16","The CDLQI is a 10-item validated questionnaire completed by participants aged 4 to \\\u003C16 years of age at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains designed to measure the impact of skin disease on the child's quality of life, including symptoms and feelings, daily activities, leisure, school, personal relationships and treatment. The CDLQI score ranges from 0 to 30 points, higher score indicates greater severity. The percentage of participants with a baseline CDLQI Score \\>=2 who achieve CDLQI Score of 0 or 1 at Week 16 will be assessed.",{"measure":53,"description":54,"timeFrame":42},"Part A: Change From Baseline in DLQI at Week 16","The DLQI is a 10-item validated questionnaire completed by participants aged 16 years or older at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains, including symptoms and feelings, daily activities, leisure, work and school, personal relationships and treatment. Each question is scored from 0=not at all, 1=a little, 2=a lot, and 3=very much, giving a total score ranging from 0 to 30. A high score is indicative of a poor QoL. DLQI scores indicate: 0-1 (no effect on participant's life), 2-5 (small effect on participant's life), 6-10 (moderate effect on participant's life), 11-20 (very large effect on participant's life), 21-30 (extremely large effect on participant's life). The change from baseline in DLQI at Week 16 will be assessed.",{"measure":56,"description":57,"timeFrame":42},"Part A: Change From Baseline in CDLQI at Week 16","The CDLQI is a 10-item validated questionnaire completed by participants aged 4 to \\\u003C16 years of age at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains designed to measure the impact of skin disease on the child's quality of life, including symptoms and feelings, daily activities, leisure, school, personal relationships and treatment. The CDLQI score ranges from 0 to 30 points, higher score indicates greater severity. The change from baseline in CDLQI at Week 16 will be assessed.",{"measure":59,"description":60,"timeFrame":12},"Part A (Cohort 1): Percentage of Participants in Cohort 1 with a Baseline Itch Numerical Rating Scale (NRS) Score >=4 who Achieve a >= 4-Point Improvement in Itch NRS Score at Week 16","The Itch NRS is a single-item participant-reported measure. Participants indicate itch severity at its worst over a 24-hour recall period on an 11-point scale anchored at 0, representing 'no itching' and 10, representing 'worst itch imaginable'. The percentage of participants in Cohort 1 with a baseline Itch NRS Score \\>=4 who achieve a \\>=4-Point improvement in Itch NRS Score at Week 16 will be assessed.",{"measure":62,"description":63,"timeFrame":42},"Part A (Cohort 1): Change From Baseline in Itch NRS at Week 16","The Itch NRS is a single-item participant-reported measure. Participants indicate itch severity at its worst over a 24-hour recall period on an 11-point scale anchored at 0, representing 'no itching' and 10, representing 'worst itch imaginable'. The change from baseline in Itch NRS at Week 16 will be assessed.",{"measure":65,"description":66,"timeFrame":42},"Part A (Cohort 1): Percent Change From Baseline in Itch NRS at Week 16","The Itch NRS is a single-item participant-reported measure. Participants indicate itch severity at its worst over a 24-hour recall period on an 11-point scale anchored at 0, representing 'no itching' and 10, representing 'worst itch imaginable'. The percent change from baseline in Itch NRS at Week 16 will be assessed.",{"measure":68,"description":69,"timeFrame":70},"Parts A and B: Percentage of Participants Achieving PASI-75 Response During Open-Label Period","The PASI is a measure of the average redness, thickness and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI score ranges from 0 to 72, with higher PASI scores denoting more severe disease activity (less than or equal to \\[\\\u003C=\\] 3 representing mild disease, \\>= 3 to 15 representing moderate disease, and \\>= 15 indicating severe disease). The PASI-75 is defined as 75% improvement from baseline in PASI score. The percentage of participants achieving at least 75% or greater reduction in the PASI score from baseline during open-label period will be reported.","Part A: Week 16 to Week 208; Part B: Week 1 to Week 208",{"measure":72,"description":73,"timeFrame":70},"Parts A and B: Percentage of Participants Achieving PASI-90 During Open-Label Period","The PASI is a measure of the average redness, thickness and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI score ranges from 0 to 72, with higher PASI scores denoting more severe disease activity (less than or equal to \\[\\\u003C=\\] 3 representing mild disease, \\>= 3 to 15 representing moderate disease, and \\>= 15 indicating severe disease). The PASI-90 is defined as 90% improvement from baseline in PASI score. The percentage of participants achieving at least 90% or greater reduction in the PASI score from baseline during open-label period will be reported.",{"measure":75,"description":76,"timeFrame":70},"Parts A and B: Percentage of Participants Achieving PASI-100 During Open-Label Period","The PASI is a measure of the average redness, thickness and scaliness of psoriatic skin lesions (each graded on a 0 to 4 scale; 0 = none to 4 = very severe), weighted by the area of involvement (head, upper extremities, trunk, and lower extremities). The PASI score ranges from 0 to 72, with higher PASI scores denoting more severe disease activity (less than or equal to \\[\\\u003C=\\] 3 representing mild disease, \\>= 3 to 15 representing moderate disease, and \\>= 15 indicating severe disease). The PASI-100 is defined as 100% improvement from baseline in PASI score. The percentage of participants achieving 100% improvement or complete clearance of psoriasis lesions in the PASI score from baseline during open-label period will be reported.",{"measure":78,"description":79,"timeFrame":70},"Parts A and B: Percentage of Participants Achieving an sPGA of Clear (0) or Almost Clear (1) With a >=2-Point Decrease From Baseline","The sPGA is an assessment by the investigator of the overall disease severity at the time of evaluation. Erythema (E), induration (I), and desquamation (D) are scored on a 5-point scale ranging from 0 (none) to 4 (severe). The sPGA composite score ranges from 0 to 4 and is calculated as Clear (0) = 0 for all three; Almost clear (1) = mean greater than (\\>) 0, less than (\\\u003C) 1.5; Mild (2) = mean \\>= 1.5, \\\u003C2.5; Moderate (3) = mean \\>=2.5, \\\u003C3.5; and Severe (4) = mean \\>=3.5. The percentage of participants achieving an sPGA of Clear (0) or Almost Clear (1) with a \\>=2-point decrease from baseline will be reported.",{"measure":81,"description":82,"timeFrame":70},"Parts A and B: Percentage of Participants Achieving an Enhanced sPGA of Clear (0) During Open-Label Period","The sPGA is an assessment by the investigator of the overall disease severity at the time of evaluation. Erythema (E), induration (I), and desquamation (D) are scored on a 5-point scale ranging from 0 (none) to 4 (severe). The sPGA composite score ranges from 0 to 4 and is calculated as Clear (0) = 0 for all three; Almost clear (1) = mean greater than (\\>) 0, less than (\\\u003C) 1.5; Mild (2) = mean \\>= 1.5, \\\u003C2.5; Moderate (3) = mean \\>=2.5, \\\u003C3.5; and Severe (4) = mean \\>=3.5. The percentage of participants achieving an enhanced sPGA of Clear (0) during open-label period will be reported.",{"measure":84,"description":85,"timeFrame":86},"Parts A and B: Percentage of Participants Achieving an ssPGA Response of Clear (0) or Almost Clear (1) with a >=2-point Decrease From Baseline for Participants with a Baseline ssPGA >=3 During Open-Label Period","ssPGA assesses the overall severity of active psoriasis on the participant's scalp. Scalp lesions will be evaluated in terms of clinical signs of erythema, induration, and scaling and scored on 5-point ssPGA scale where 0=absence of disease and 4=severe disease. Higher scores indicate more severe scalp psoriasis. The percentage of participants achieving an ssPGA response of clear (0) or almost clear (1) with a \\>=2-point decrease from baseline for participants with a baseline ssPGA \\>=3 during open-label period will be reported.","Part A: Week 16 to Week 208",{"measure":88,"description":89,"timeFrame":70},"Parts A and B: Change From Baseline in BSA Affected by Psoriasis During Open-Label Period","Psoriasis BSA will be assessed by means of the handprint method, where the surface of the palm and 5 digits of the participant's hand represents 1% BSA. The sum of handprints equates to the total surface area of involvement. The change from baseline in BSA affected by psoriasis during open-label period will be assessed.",{"measure":91,"description":92,"timeFrame":70},"Parts A and B: Percent Change From Baseline in BSA Affected by Psoriasis During Open-Label Period","Psoriasis BSA will be assessed by means of the handprint method, where the surface of the palm and 5 digits of the participant's hand represents 1% BSA. The sum of handprints equates to the total surface area of involvement. The percent change from baseline in BSA affected by psoriasis during open-label period will be assessed.",{"measure":94,"description":95,"timeFrame":70},"Parts A and B: Percentage of Participants With a Baseline DLQI Score >=2 who Achieve DLQI Score of 0 or 1 During Open-Label Period","The DLQI is a 10-item validated questionnaire completed by participants aged 16 years or older at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains, including symptoms and feelings, daily activities, leisure, work and school, personal relationships and treatment. Each question is scored from 0=not at all, 1=a little, 2=a lot, and 3=very much, giving a total score ranging from 0 to 30. A high score is indicative of a poor QoL. DLQI scores indicate: 0-1 (no effect on participant's life), 2-5 (small effect on participant's life), 6-10 (moderate effect on participant's life), 11-20 (very large effect on participant's life), 21-30 (extremely large effect on participant's life). The percentage of participants with a baseline DLQI Score \\>= 2 who achieve DLQI Score of 0 or 1 during open-label period will be assessed.",{"measure":97,"description":98,"timeFrame":70},"Parts A and B: Percentage of Participants With a Baseline CDLQI Score >=2 who Achieve CDLQI Score of 0 or 1 During Open-Label Period","The CDLQI is a 10-item validated questionnaire completed by participants aged 4 to \\\u003C16 years of age at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains designed to measure the impact of skin disease on the child's quality of life, including symptoms and feelings, daily activities, leisure, school, personal relationships and treatment. The CDLQI score ranges from 0 to 30 points, higher score indicates greater severity. The percentage of participants with a baseline CDLQI Score \\>= 2 who achieve CDLQI Score of 0 or 1 during open-label period will be assessed.",{"measure":100,"description":101,"timeFrame":70},"Parts A and B: Change From Baseline in DLQI During Open-Label Period","The DLQI is a 10-item validated questionnaire completed by participants aged 16 years or older at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains, including symptoms and feelings, daily activities, leisure, work and school, personal relationships and treatment. Each question is scored from 0=not at all, 1=a little, 2=a lot, and 3=very much, giving a total score ranging from 0 to 30. A high score is indicative of a poor QoL. DLQI scores indicate: 0-1 (no effect on participant's life), 2-5 (small effect on participant's life), 6-10 (moderate effect on participant's life), 11-20 (very large effect on participant's life), 21-30 (extremely large effect on participant's life). The change from baseline in DLQI during open-label period will be assessed.",{"measure":103,"description":104,"timeFrame":70},"Parts A and B: Change From Baseline in CDLQI During Open-Label Period","The CDLQI is a 10-item validated questionnaire completed by participants aged 4 to \\\u003C16 years of age at screening, which is used to assess the impact of skin disease on the participant's quality of life (QoL) during the previous week. The questionnaire covers 6 domains designed to measure the impact of skin disease on the child's quality of life, including symptoms and feelings, daily activities, leisure, school, personal relationships and treatment. The CDLQI score ranges from 0 to 30 points, higher score indicates greater severity. The change from baseline in CDLQI during open-label period will be assessed.",{"measure":106,"description":107,"timeFrame":86},"Part A (Cohort 1): Percentage of Participants with a Baseline Itch Numerical Rating Scale (NRS) Score >=4 who Achieve a >= 4-Point Improvement in Itch NRS Score During Open-Label Period","The Itch NRS is a single-item participant-reported measure. Participants indicate itch severity at its worst over a 24-hour recall period on an 11-point scale anchored at 0, representing 'no itching' and 10, representing 'worst itch imaginable'. The percentage of participants with a baseline Itch NRS score \\>=4 who achieve a \\>=4-Point improvement in Itch NRS score during open-label period will be assessed.",{"measure":109,"description":110,"timeFrame":111},"Part A (Cohort 1): Change From Baseline in Itch NRS for Participants in Cohort 1 During Open-Label Period","The Itch NRS is a single-item participant-reported measure. Participants indicate itch severity at its worst over a 24-hour recall period on an 11-point scale anchored at 0, representing 'no itching' and 10, representing 'worst itch imaginable'. The change from baseline in Itch NRS for participants in Cohort 1 during open-label period will be assessed.","Part A: Baseline, Week 16 to Week 208",{"measure":113,"description":114,"timeFrame":111},"Part A (Cohort 1): Percent Change From Baseline in Itch NRS for Participants in Cohort 1 During Open-Label Period","The Itch NRS is a single-item participant-reported measure. Participants indicate itch severity at its worst over a 24-hour recall period on an 11-point scale anchored at 0, representing 'no itching' and 10, representing 'worst itch imaginable'. The percent change from baseline in Itch NRS for participants in Cohort 1 during open-label period will be assessed.",{"measure":116,"description":117,"timeFrame":118},"Part A: Plasma Concentrations of Zasocitinib in Participants Receiving Active Treatment","Plasma concentrations of zasocitinib will be assessed using a validated liquid chromatography tandem mass spectrometry bioanalytical method.","Part A: Week 1 to Week 208",{"measure":120,"description":121,"timeFrame":122},"Part B: Zasocitinib Acceptability and Palatability Assessment Scores of Participants","The acceptability and palatability of zasocitinib will be assessed using the Acceptability Palatability Questionnaire. In this 5-item questionnaire, participants will be asked to evaluate the palatability and acceptability of zasocitinib considering the following elements: smell, taste, ease of swallowing, and aftertaste. This questionnaire uses an 11-point scale anchored at 0; a higher score means better acceptability and palatability.","Day 1, Day 7 and Day 14",null,{"allocation":125,"interventionModel":126,"interventionModelDescription":123,"primaryPurpose":127,"observationalModel":123,"timePerspective":123,"maskingInfo":128},"RANDOMIZED","PARALLEL","TREATMENT",{"masking":129,"maskingDescription":130,"whoMasked":131},"DOUBLE","Part A: Double-blinded and Open-label; Part B: Open-label",[132,133],"PARTICIPANT","INVESTIGATOR",[135,141,145,151],{"label":136,"type":137,"description":138,"interventionNames":139},"Part A (Cohort 1): Zasocitinib (Dose A)","EXPERIMENTAL","Participants (Adolescent) aged 12 to less than (\\\u003C)18 years will receive zasocitinib Dose A once daily (QD), orally, from Week 1 to Week 16 during the double-blind placebo-controlled period followed by zasocitinib, from Week 16 to Week 208 during the open-label period.",[140],"Drug: Zasocitinib",{"label":142,"type":137,"description":143,"interventionNames":144},"Part A (Cohort 2): Zasocitinib (Multiple Doses)","Participants (Children) aged 4 to \\\u003C12 years will receive zasocitinib, orally, doses based on weight, from Week 1 to Week 16 during the double-blind placebo-controlled period followed by zasocitinib from Week 16 to Week 208 during the open-label period.",[140],{"label":146,"type":147,"description":148,"interventionNames":149},"Part A (Cohort 1 and Cohort 2): Placebo","PLACEBO_COMPARATOR","Participants in Cohort 1 (Adolescent aged 12 to \\\u003C18 years) and Cohort 2 (Children aged 4 to \\\u003C12 years) will receive zasocitinib matching placebo QD from Week 1 to Week 16 during the double-blind placebo-controlled period.",[150],"Drug: Placebo",{"label":152,"type":137,"description":153,"interventionNames":154},"Part B: Zasocitinib (Multiple Doses)","Participants (Children) aged 4 to \\\u003C12 years will receive zasocitinib, orally, doses based on weight, from Week 1 to Week 208 during the open-label period.",[140],[156,164,168],{"type":157,"name":158,"description":159,"armGroupLabels":160,"otherNames":161},"DRUG","Zasocitinib","Zasocitinib.",[136],[162,163],"TAK-279","NDI-034858",{"type":157,"name":165,"description":166,"armGroupLabels":167,"otherNames":123},"Placebo","Zasocitinib matching placebo.",[146],{"type":157,"name":158,"description":159,"armGroupLabels":169,"otherNames":170},[142,152],[162,163],[172],{"name":173,"affiliation":5,"role":174},"Study Director","STUDY_DIRECTOR",[176],{"name":177,"role":178,"phone":179,"phoneExt":123,"email":180},"Takeda Contact","CONTACT","+1-877-825-3327","medinfoUS@takeda.com",[182,203,219,235,251,267,282,294,310,325,340,355,372,388,403,419,430,445,463,478,493,507,522,539,553,568,585,595,606,621,632,650,666,682,698,713,725,742,757],{"facility":183,"status":184,"city":185,"state":186,"zip":187,"country":188,"countryCode":189,"cosmosGeoPoint":190,"geoPoint":195,"contacts":196},"Exalt 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Participant has any previous exposure to zasocitinib (also known as TAK-279 or NDI-034858) or other TYK2 inhibitors or participated in any trial that included a tyrosine kinase 2 (TYK2) inhibitor, unless participant has documentation of posttrial unblinding that confirms the participant did not receive a TYK2 inhibitor.\n10. Participant is not up to date on all required vaccinations according to current immunization guidelines as noted by country-specific pediatric authorities.\n\nOther protocol-defined inclusion\u002Fexclusion criteria apply.","ALL","4 Years","17 Years",{"count":784,"type":785},110,"ESTIMATED","INTERVENTIONAL",[788],"PHASE3","The main aim of this study is to see how well the medicine zasocitinib works, how safe it is, and how children and teenagers aged 4 to under 18 with moderate-to-severe plaque psoriasis respond to it.\n\nThe study will be done in 2 parts: Part A will include both children and teenagers, while part B will only include children.\n\nAt first, only teenagers who meet the study rules can participate in this study. Children may only start to participate once enough information has been collected from other studies with zasocitinib.\n\nParticipants in Part A will initially be assigned to receive either zasocitinib or placebo for the first 16 weeks of treatment, then all participants will receive zasocitinib through the end of the study. All participants in Part B will be assigned to receive treatment with zasocitinib throughout the study.\n\nParticipants will be in the study for up to 4 years and 2 months (217 weeks), including up to 35 days for the screening period, 208 weeks of treatment (Part A and Part B) and a 4-week safety follow-up period. During the study, participants will visit their study site multiple times.",[791],"Plaque Psoriasis",[793],"Drug Therapy","2026-09-08",{"date":796,"type":797},"2026-09-09","ACTUAL",{"date":799,"type":797},"2025-12-04",{"date":801,"type":785},"2033-01-24",{"name":5,"class":6},39]