Baricitinib Withdrawal and Retreatment in Patients With Severe Alopecia Areata
King B, Ko J, Kwon O, Vañó-Galván S, Piraccini B, Dutronc Y, Yu G, Liu C, Somani N, Ball S, Mesinkovska N. Baricitinib Withdrawal and Retreatment in Patients With Severe Alopecia Areata. JAMA Dermatology 2024, 160 PMID: 39141364, PMCID: PMC11325239, DOI: 10.1001/jamadermatol.2024.2734.Peer-Reviewed Original ResearchSevere alopecia areataProportion of patientsAlopecia areataHair regrowthSevere AATreatment benefitWeeks of treatment withdrawalClinical trialsPhase 3 randomized clinical trialLoss of treatment benefitRandomized withdrawal periodDose of baricitinibRerandomized to placeboWithdrawal of therapyFollow-up observation periodYear of treatmentRandomized clinical trialsWithdrawal periodRelapsing conditionBaricitinib doseRecapture responsePlacebo-controlledSALT scoreContinuous therapyDose groupIntegrated Safety Analysis of Ritlecitinib, an Oral JAK3/TEC Family Kinase Inhibitor, for the Treatment of Alopecia Areata from the ALLEGRO Clinical Trial Program
King B, Soung J, Tziotzios C, Rudnicka L, Joly P, Gooderham M, Sinclair R, Mesinkovska N, Paul C, Gong Y, Anway S, Tran H, Wolk R, Zwillich S, Lejeune A. Integrated Safety Analysis of Ritlecitinib, an Oral JAK3/TEC Family Kinase Inhibitor, for the Treatment of Alopecia Areata from the ALLEGRO Clinical Trial Program. American Journal Of Clinical Dermatology 2024, 25: 299-314. PMID: 38263353, PMCID: PMC10867086, DOI: 10.1007/s40257-024-00846-3.Peer-Reviewed Original ResearchConceptsAdverse eventsAlopecia areataIncidence rateKinase inhibitorsTreatment of alopecia areataPlacebo-controlled cohortAdverse cardiovascular eventsClinical trial programIntegrated safety analysisOpportunistic infectionsPlacebo groupPlacebo-controlledLaboratory abnormalitiesHerpes zosterSafety profileSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2Cardiovascular eventsRespiratory syndrome coronavirus 2RitlecitinibObjectiveThe objectivePhase 2aTrial programPatientsMethodsTwo cohorts