[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100636699":3},{"organization":4,"armGroups":7,"interventions":25,"overallOfficials":42,"centralContacts":46,"locations":37,"responsibleParty":55,"collaborators":37,"id":57,"slug":58,"hasResults":59,"nctId":60,"briefTitle":61,"officialTitle":62,"acronym":63,"eligibilityCriteria":64,"healthyVolunteers":59,"sex":65,"minAge":66,"maxAge":37,"enrollmentInfo":67,"targetDuration":37,"studyType":70,"phases":71,"briefSummary":74,"conditions":75,"keywords":77,"overallStatus":80,"whyStopped":37,"lastUpdateSubmitDate":81,"lastUpdatePostDateStruct":82,"startDateStruct":85,"completionDateStruct":87,"leadSponsor":89,"locationsCount":37},{"fullName":5,"class":6},"GlaxoSmithKline","INDUSTRY",[8,15,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Momelotinib Dose level 1 + Glucocorticoids","EXPERIMENTAL","Participants will receive momelotinib at dose level 1 along with glucocorticoids as a background therapy (prednisone or prednisolone). Due to adaptive design of the study, additional participants may be randomized to this arm in phase 3.",[13,14],"Drug: Momelotinib","Drug: Glucocorticoids",{"label":16,"type":10,"description":17,"interventionNames":18},"Momelotinib Dose level 2 + Glucocorticoids","Participants will receive momelotinib at dose level 2 along with glucocorticoids as a background therapy (prednisone or prednisolone). Due to adaptive design of the study, additional participants may be randomized to this arm in phase 3",[13,14],{"label":20,"type":21,"description":22,"interventionNames":23},"Placebo + Glucocorticoids","PLACEBO_COMPARATOR","Participants will receive momelotinib matched placebo along with glucocorticoids as a background therapy(prednisone or prednisolone). Due to adaptive design of the study, additional participants may be randomized to this arm in phase 3",[14,24],"Drug: Placebo",[26,33,38],{"type":27,"name":28,"description":29,"armGroupLabels":30,"otherNames":31},"DRUG","Momelotinib","Momelotinib will be administered",[9,16],[32],"GSK3070785",{"type":27,"name":34,"description":35,"armGroupLabels":36,"otherNames":37},"Glucocorticoids","Glucocorticoids (prednisone or prednisolone) will be administered",[9,16,20],null,{"type":27,"name":39,"description":40,"armGroupLabels":41,"otherNames":37},"Placebo","Placebo will be administered",[20],[43],{"name":44,"affiliation":5,"role":45},"GSK Clinical Trials","STUDY_DIRECTOR",[47,52],{"name":48,"role":49,"phone":50,"phoneExt":37,"email":51},"US GSK Clinical Trials Call Center","CONTACT","877-379-3718","GSKClinicalSupportHD@gsk.com",{"name":53,"role":49,"phone":54,"phoneExt":37,"email":51},"EU GSK Clinical Trials Call Center","+44 (0) 20 89904466",{"type":56,"investigatorFullName":37,"investigatorTitle":37,"investigatorAffiliation":37,"oldNameTitle":37,"oldOrganization":37},"SPONSOR","100636699","phase-2-a-study-evaluating-the-efficacy-and-safety-of-momelotinib-in-participants-with-vacuoles-e1-enzyme-x-linked-autoinflammatory-somatic-vexas-syndrome-100636699",false,"NCT07569081","A Study Evaluating the Efficacy and Safety of Momelotinib in Participants With Vacuoles, E1-enzyme, X-linked, Autoinflammatory, Somatic (VEXAS) Syndrome","A Randomized Phase 2\u002F3, Double-blind, Placebo Controlled Adaptive Study Evaluating the Efficacy and Safety of Momelotinib in Participants With VEXAS Syndrome","ATLAS","Inclusion Criteria:\n\n* Age greater than equal to (\\>=)18 years OR of legal age of consent in the jurisdiction in which the study is taking place, at the time of signing the Informed Consent Form.\n* Confirmed diagnosis of clinical VEXAS defined by:\n\n  1. Documented evidence of a canonical, pathogenic Ubiquitin-like modifier activating enzyme 1 (UBA1) mutation\n  2. Inflammatory manifestations: current or documented past involvement within 6 months of at least one organ system\n* Receiving glucocorticoid (GC) treatment (prednisone\u002Fprednisolone) for \\>=4 consecutive weeks for \\>=10 days prior to randomization.\n* A female participant is eligible to participate if she is not pregnant or breastfeeding and one of the following conditions applies:\n\n  1. Is a Participant of non-childbearing potential (PONCBP) OR\n  2. Is a Participant of childbearing potential (POCBP) and using a contraceptive method that is highly effective\n* Is capable of giving signed informed consent including compliance with the requirements and restrictions\n* Eastern Cooperative Oncology Group Performance Status (ECOG PS) of 0 to 2 at the time of screening.\n* Has adequate organ function\n\nExclusion Criteria:\n\n* More than 1 prior admission to an intensive care unit due to a VEXAS flare within the 6 months prior to randomization.\n* History of severe corticosteroid toxicity: uncontrolled concomitant cardiovascular, nervous system, pulmonary (including obstructive pulmonary disease), renal, hepatic, endocrine (including uncontrolled diabetes mellitus), psychiatric, osteoporosis\u002Fosteomalacia, glaucoma, corneal ulcers\u002Finjuries, nausea or vomiting or gastrointestinal disease.\n* High risk\u002Fvery high risk Myelodysplastic syndrome (MDS), according to the Revised International Prognostic Scoring System (IPSS-R) with overall risk score \\>3.5.\n* Peripheral blood blast counts \\>=10%.\n* Multiple myeloma (all stages) and other active plasma cell dyscrasias requiring treatment.\n* Malignancy (except disease under study including Lower-risk myelodysplastic syndrome \\[LR-MDS\\]) that has progressed or required active treatment within the past (24 months) except for basal cell or squamous cell carcinomas of the skin or in-situ carcinomas).\n* Uncontrolled intercurrent illness within 12 weeks prior to initiation of momelotinib.\n* Ongoing adverse reaction(s) from prior therapy that have not recovered to Grade \\\u003C=1 per NCI CTCAE v6.0 or to the Baseline status preceding prior therapy\n* Psychiatric illness, social situation, or any other condition that would limit informed consent and\u002For compliance with trial requirements or may interfere with the interpretation of study results, as judged by Investigator or Sponsor.\n* Has any clinically significant gastrointestinal conditions or abnormalities that may alter absorption or swallowing\n* Known contraindication or hypersensitivity to momelotinib and its metabolites, or any of their excipients.\n* Presence of peripheral neuropathy \\>=Grade 2 per NCI CTCAE v6.0.\n* Known history of disseminated mycobacterial infection.\n* Known positive status for human immunodeficiency virus (HIV).\n* Positive QuantiFERON (or other interferon gamma release assay) during Screening.\n* Unable to receive any Pneumocystis jiroveci pneumonia (PJP) medical prophylaxis\n* Known clinically significant anemia due to iron, vitamin B12 or folate deficiencies, or autoimmune or hereditary hemolytic anemia, gastrointestinal bleeding, or thalassemia.\n* More than 1 prior line of VEXAS directed therapy before or after VEXAS diagnosis or other medical condition.\n* Use of the following treatments within the noted time periods referenced from date of randomization:\n\n  1. VEXAS-directed therapies (washout period) up to 5 half-lives or up 14 days if half-life is \\\u003C3 days\n  2. Other non-GC anti-inflammatory therapies: for non-biologics): 14 days or five half-lives, whichever is longer; for biologics): 28 days or two half-lives whichever is longer.\n  3. Hematologic support therapy (e.g., ESAs, danazol, luspatercept, G-CSF): 4 weeks\n  4. Cell-depleting therapies such as anti-CD20 (rituximab): 12 months\n  5. Investigational agent from a class not otherwise specified: 5 half-lives or 60 days, whichever is longer\n* GC use for conditions other than VEXAS, which would interfere with adherence to the fixed GC taper regimen and\u002For to assessment of efficacy.\n* Chronic use of systemic corticosteroids for \\>4 years or inability to withdraw corticosteroid treatment\n* Planned allogeneic HSCT for MDS or VEXAS, within 1 year.\n* Any major surgery within 28 days prior to randomization.\n* Prior allogeneic\u002Fautologous stem cell transplant or solid organ transplant (other than corneal).\n* Presence of peripheral neuropathy \\>=Grade 2 per NCI CTCAE v6.0.\n* Hepatitis B or C active infection, unless protocol defined criteria are met.\n* Any of the following conditions within 6 months prior to randomization:\n\n  1. Unstable angina pectoris\n  2. Symptomatic congestive heart failure\n  3. Uncontrolled cardiac arrhythmia\n  4. QTc \\>450 msec or QTc \\>480 msec for participants with bundle branch block.","ALL","18 Years",{"count":68,"type":69},136,"ESTIMATED","INTERVENTIONAL",[72,73],"PHASE2","PHASE3","This study will assess the efficacy and safety of momelotinib in participants with a diagnosis of VEXAS.",[76],"VEXAS Syndrome",[76,28,78,79,63],"Adaptive","Ubiquitin-like modifier activating enzyme 1 mutation","NOT_YET_RECRUITING","2026-05-29",{"date":83,"type":84},"2026-06-01","ACTUAL",{"date":86,"type":69},"2026-08-05",{"date":88,"type":69},"2031-06-04",{"name":5,"class":6}]