2024
Premarket Pivotal Trial End Points and Postmarketing Requirements for FDA Breakthrough Therapies
Mooghali M, Wallach J, Ross J, Ramachandran R. Premarket Pivotal Trial End Points and Postmarketing Requirements for FDA Breakthrough Therapies. JAMA Network Open 2024, 7: e2430486. PMID: 39190303, PMCID: PMC11350476, DOI: 10.1001/jamanetworkopen.2024.30486.Peer-Reviewed Original ResearchConceptsFood and Drug Administration tableFood and Drug AdministrationSurrogate end pointsSurrogate markerPostmarketing studiesEnd pointsTraditional approvalCross-sectional studyClinical benefitAccelerated approvalTherapy designClinically significant end pointsReview of therapeuticsPrimary end pointUS Food and Drug AdministrationTrial end pointsSignificant end pointsPostmarketing requirementsPreliminary clinical evidenceApproval pathwayPivotal trialsClinical evidenceBreakthrough therapiesDrug AdministrationTherapy
2022
Spending by the Centers for Medicare & Medicaid Services Before and After Confirmation of Benefit for Drugs Granted US Food and Drug Administration Accelerated Approval, 2012 to 2017
Skydel JJ, Egilman AC, Wallach JD, Ramachandran R, Gupta R, Ross JS. Spending by the Centers for Medicare & Medicaid Services Before and After Confirmation of Benefit for Drugs Granted US Food and Drug Administration Accelerated Approval, 2012 to 2017. JAMA Health Forum 2022, 3: e221158. PMID: 35977252, PMCID: PMC9142876, DOI: 10.1001/jamahealthforum.2022.1158.Peer-Reviewed Original ResearchConceptsSurrogate end pointsCross-sectional studyClinical benefitConfirmation of benefitEnd pointOriginal indicationClinical outcomesUS FoodConfirmatory trialsMedicaid ServicesPrimary end pointUnproven clinical benefitsTrial end pointsClinical trial resultsTypes of drugsPostapproval trialsAccelerated approvalClinical trialsMAIN OUTCOMEDrug AdministrationMedicare Part BStandard approvalConversion statusSupplemental indicationsTrial results
2014
Clinical Trial Evidence Supporting FDA Approval of Novel Therapeutic Agents, 2005-2012
Downing NS, Aminawung JA, Shah ND, Krumholz HM, Ross JS. Clinical Trial Evidence Supporting FDA Approval of Novel Therapeutic Agents, 2005-2012. JAMA 2014, 311: 368-377. PMID: 24449315, PMCID: PMC4144867, DOI: 10.1001/jama.2013.282034.Peer-Reviewed Original ResearchConceptsPivotal efficacy trialsNovel therapeutic agentsClinical trial evidencePivotal trialsEfficacy trialsTherapeutic agentsEnd pointTrial evidenceMedian numberAvailable FDA documentsSingle pivotal trialTrial end pointsSurrogate end pointsNumber of patientsLength of treatmentCross-sectional analysisPrimary outcomeClinical outcomesTrial completion ratesClinical benefitPlacebo comparatorSurrogate outcomesMAIN OUTCOMEDrug AdministrationUS Food