2024
Class I Recalls of Cardiovascular Devices Between 2013 and 2022 : A Cross-Sectional Analysis.
See C, Mooghali M, Dhruva S, Ross J, Krumholz H, Kadakia K. Class I Recalls of Cardiovascular Devices Between 2013 and 2022 : A Cross-Sectional Analysis. Annals Of Internal Medicine 2024, 177: 1499-1508. PMID: 39284187, DOI: 10.7326/annals-24-00724.Peer-Reviewed Original ResearchCross-sectional studyCross-sectional analysisAdverse health consequencesPatient safetyClinical testingClass IHealth consequencesClinical evidenceFDA summariesPostapproval studiesDecision summariesFood and Drug AdministrationU.S. Food and Drug AdministrationEnd-point selectionPremarket approvalMultiple class IClinical studiesPostmarketing surveillanceSummaryDrug AdministrationMedical device recall databaseRecallPatientsFDAPostmarketing
2023
Therapeutic value of first versus supplemental indications of drugs in US and Europe (2011-20): retrospective cohort study
Vokinger K, Glaus C, Kesselheim A, Serra-Burriel M, Ross J, Hwang T. Therapeutic value of first versus supplemental indications of drugs in US and Europe (2011-20): retrospective cohort study. The BMJ 2023, 382: e074166. PMID: 37407074, PMCID: PMC10320829, DOI: 10.1136/bmj-2022-074166.Peer-Reviewed Original ResearchConceptsEuropean Medicines AgencyRetrospective cohort studyCohort studyTherapeutic valueSupplemental indicationsIndication approvalsHigh therapeutic valueAvailable treatmentsDrug AdministrationUS FoodMedicines AgencyFDA approvalHealth authoritiesCancer disordersSimilar findingsTherapeutic ratingFirst indicationDrugsIndicationsApprovalFDAPatientsLarge subsetProportionPhysiciansUS Food and Drug Administration regulatory reviewer disagreements and postmarket safety actions among new therapeutics
Eadie A, MacGregor A, Wallach J, Ross J, Herder M. US Food and Drug Administration regulatory reviewer disagreements and postmarket safety actions among new therapeutics. BMJ Evidence-Based Medicine 2023, 28: 151-156. PMID: 36944478, DOI: 10.1136/bmjebm-2022-112005.Peer-Reviewed Original ResearchConceptsNovel therapeuticsNew therapeuticsUS FoodReviewer disagreementTherapeutic approvalsFDA safety communicationCross-sectional studyBlack box warningPatient populationBox warningDrug AdministrationDrug approvalFDA reviewSafety actionsRegulatory approvalTherapeuticsFDAApprovalMarket approvalFDA reviewersReviewersInstances of disagreementReviewActionAdministration
2022
Characterization and corroboration of safety signals identified from the US Food and Drug Administration Adverse Event Reporting System, 2008-19: cross sectional study
Dhodapkar MM, Shi X, Ramachandran R, Chen EM, Wallach JD, Ross JS. Characterization and corroboration of safety signals identified from the US Food and Drug Administration Adverse Event Reporting System, 2008-19: cross sectional study. The BMJ 2022, 379: e071752. PMID: 36198428, PMCID: PMC9533298, DOI: 10.1136/bmj-2022-071752.Peer-Reviewed Original ResearchConceptsPotential safety signalsSafety signalsSectional studyUS FoodDrug Administration Adverse Event Reporting SystemLiterature searchAdverse Event Reporting SystemSentinel InitiativeDrug Safety CommunicationsEvent Reporting SystemDrug safety signalsAdverse eventsCase seriesCase reportRegulatory actionDrug labelingSignificant associationFDA regulatory actionsComprehensive safety evaluationFAERSFDAApprovals and Timing of New Formulations of Novel Drugs Approved by the US Food and Drug Administration Between 1995 and 2010 and Followed Through 2021
Gupta R, Morten CJ, Zhu AY, Ramachandran R, Shah ND, Ross JS. Approvals and Timing of New Formulations of Novel Drugs Approved by the US Food and Drug Administration Between 1995 and 2010 and Followed Through 2021. JAMA Health Forum 2022, 3: e221096. PMID: 35977259, PMCID: PMC9123500, DOI: 10.1001/jamahealthforum.2022.1096.Peer-Reviewed Original ResearchConceptsCross-sectional studyNovel drugsTherapeutic valueUS FoodDrug AdministrationWorld Health Organization Model ListGeneric approvalCapsule formMultivariable analysisAccelerated approvalClinical usefulnessMAIN OUTCOMEPrescription drugsBrand-name drugsModel ListEssential medicinesDrugsApproval statusMedicine inclusionFDANovel tabletBlockbuster statusApprovalAdministrationDrug sales
2020
Association between FDA and EMA expedited approval programs and therapeutic value of new medicines: retrospective cohort study
Hwang TJ, Ross JS, Vokinger KN, Kesselheim AS. Association between FDA and EMA expedited approval programs and therapeutic value of new medicines: retrospective cohort study. The BMJ 2020, 371: m3434. PMID: 33028575, PMCID: PMC7537471, DOI: 10.1136/bmj.m3434.Peer-Reviewed Original ResearchConceptsEuropean Medicines AgencyRetrospective cohort studyTherapeutic valueHigh therapeutic valueNew drugsCohort studyLow therapeutic valueEMA approvalUS FoodDrug AdministrationMedicines AgencyFDA approvalDrugsFDARegulatory approvalApproval programsNew medicinesAssociationGreater proportionApprovalProportionAdministration
2019
Postmarketing commitments for novel drugs and biologics approved by the US Food and Drug Administration: a cross-sectional analysis
Wallach JD, Luxkaranayagam AT, Dhruva SS, Miller JE, Ross JS. Postmarketing commitments for novel drugs and biologics approved by the US Food and Drug Administration: a cross-sectional analysis. BMC Medicine 2019, 17: 117. PMID: 31203816, PMCID: PMC6572730, DOI: 10.1186/s12916-019-1344-3.Peer-Reviewed Original ResearchConceptsNew clinical trialsClinical trialsPostmarketing commitmentFDA approvalPeer-reviewed journalsNovel drugsPharmaceutical companiesCross-sectional analysisRate of completionRates of registrationClinical studiesPublic reporting requirementsFirst approvalTherapeutic evaluationUS FoodDrug AdministrationTrialsNew drugsFDA documentsBiologicsFDADrugsFDA recordsApprovalStatusAnalysis of Postapproval Clinical Trials of Therapeutics Approved by the US Food and Drug Administration Without Clinical Postmarketing Requirements or Commitments
Skydel JJ, Luxkaranayagam AT, Dhruva SS, Ross JS, Wallach JD. Analysis of Postapproval Clinical Trials of Therapeutics Approved by the US Food and Drug Administration Without Clinical Postmarketing Requirements or Commitments. JAMA Network Open 2019, 2: e193410. PMID: 31074812, PMCID: PMC6512282, DOI: 10.1001/jamanetworkopen.2019.3410.Peer-Reviewed Original ResearchConceptsPostapproval clinical trialsClinical trialsPrimary completion datePostmarketing requirementsNovel therapeuticsDrug AdministrationUS FoodNew indicationsPharmaceutical companiesNew clinical studiesCross-sectional analysisClinical outcomesStudy design elementsPatient populationUnapproved indicationsEfficacy dataClinical studiesStudy completionMAIN OUTCOMEFirst approvalMost trialsTrialsFDATherapeutic approvalsTherapeutics
2018
Postmarket studies required by the US Food and Drug Administration for new drugs and biologics approved between 2009 and 2012: cross sectional analysis
Wallach JD, Egilman AC, Dhruva SS, McCarthy ME, Miller JE, Woloshin S, Schwartz LM, Ross JS. Postmarket studies required by the US Food and Drug Administration for new drugs and biologics approved between 2009 and 2012: cross sectional analysis. The BMJ 2018, 361: k2031. PMID: 29794072, PMCID: PMC5967364, DOI: 10.1136/bmj.k2031.Peer-Reviewed Original ResearchConceptsProspective cohort studyCohort studyClinical trialsPostmarketing requirementsTimeliness of registrationNew drugsUS FoodDrug AdministrationFDA approvalStudy designNumber of patientsSectional analysisPostmarket studiesFirst approvalRegistrySecondary analysisTrialsBiologicsDrugsComparator typeAdministrationApprovalFDAFDA's authorityAffordability and availability of off-patent drugs in the United States—the case for importing from abroad: observational study
Gupta R, Bollyky TJ, Cohen M, Ross JS, Kesselheim AS. Affordability and availability of off-patent drugs in the United States—the case for importing from abroad: observational study. The BMJ 2018, 360: k831. PMID: 29555641, PMCID: PMC5858606, DOI: 10.1136/bmj.k831.Peer-Reviewed Original ResearchConceptsOff-patent drugsObservational studyRare diseasePrescription drugsPatent drugsStudy drugTotal Medicaid spendingCardiovascular diseaseOrphan drug designationPsychiatric diseasesDrug AdministrationPatient accessInfectious diseasesDiseaseDrug characteristicsEssential medicinesDrugsGeneric versionsGeneric drugsMedicaid spendingNovel tabletRegulatory agenciesFDAUnited StatesTreatment area
2017
Association between FDA black box warnings and Medicare formulary coverage changes.
Dhruva SS, Karaca-Mandic P, Shah ND, Shaw DL, Ross JS. Association between FDA black box warnings and Medicare formulary coverage changes. The American Journal Of Managed Care 2017, 23: e310-e315. PMID: 29087169.Peer-Reviewed Original ResearchConceptsFDA black box warningBlack box warningNew black box warningsBox warningCardiovascular riskDrug alternativesNew safety informationMajority of drugsFormulary changeRetrospective analysisFormulary coverageFormularyDrugsCapsule formulationSubstantial proportionMedicationsDeathRiskSafety informationFDAYearsUS Food and Drug Administration Clearance of Moderate‐Risk Otolaryngologic Devices via the 510(k) Process, 1997‐2016
Rathi VK, Gadkaree SK, Ross JS, Kozin ED, Sethi RK, Naunheim MR, Puram SV, Gray ST. US Food and Drug Administration Clearance of Moderate‐Risk Otolaryngologic Devices via the 510(k) Process, 1997‐2016. Otolaryngology 2017, 157: 608-617. PMID: 28786317, DOI: 10.1177/0194599817721689.Peer-Reviewed Original ResearchConceptsPremarket evidenceClinical evidenceClinical performance dataUS FoodAvailable FDA documentsFDA documentsEvidence of safetyDrug Administration clearanceOne-quarterNonclinical evidenceClinical practiceDrug AdministrationFDA clearanceOne-thirdTwo-thirdsClearanceFDATherapeutic devicesEvidenceSafetyOtolaryngologistsMajorityOtologicPostapproval studies of drugs initially approved by the FDA on the basis of limited evidence: systematic review
Pease AM, Krumholz HM, Downing NS, Aminawung JA, Shah ND, Ross JS. Postapproval studies of drugs initially approved by the FDA on the basis of limited evidence: systematic review. The BMJ 2017, 357: j1680. PMID: 28468750, PMCID: PMC5421452, DOI: 10.1136/bmj.j1680.Peer-Reviewed Original ResearchConceptsSingle pivotal trialPivotal trialsPostapproval studiesSurrogate markerPrimary endpointNovel drugsClinical outcomesClinical studiesLimited evidenceSystematic reviewDouble-blind studyMedian total numberClinical evidenceSuperior efficacyBlind studyDrug AdministrationOriginal FDATrial approvalDiseaseTrialsDrugsFDAEndpointEfficacyMarkersAssessing the potential clinical impact of reciprocal drug approval legislation on access to novel therapeutics in the USA: a cohort study
Larochelle M, Downing NS, Ross JS, David FS. Assessing the potential clinical impact of reciprocal drug approval legislation on access to novel therapeutics in the USA: a cohort study. BMJ Open 2017, 7: e014582. PMID: 28179418, PMCID: PMC5306516, DOI: 10.1136/bmjopen-2016-014582.Peer-Reviewed Original ResearchConceptsEuropean Medicines AgencyCohort studyClinical impactRare diseaseHealth CanadaNew therapeuticsLikely clinical impactPotential clinical impactUS patientsAvailable therapiesNovel mechanismDrug AdministrationMedicines AgencyNovel therapeuticsUS approvalNew drugsDrugsFDA submissionsReview outcomesTherapeuticsSafety concernsDiseaseFDAMechanistic noveltyAffected populationClinical Evidence Supporting US Food and Drug Administration Premarket Approval of High‐Risk Otolaryngologic Devices, 2000‐2014
Rathi VK, Wang B, Ross JS, Downing NS, Kesselheim AS, Gray ST. Clinical Evidence Supporting US Food and Drug Administration Premarket Approval of High‐Risk Otolaryngologic Devices, 2000‐2014. Otolaryngology 2017, 156: 285-288. PMID: 28093943, DOI: 10.1177/0194599816684094.Peer-Reviewed Original ResearchConceptsPostapproval studiesPivotal studiesUS FoodPrimary effectiveness end pointAvailable FDA documentsEffectiveness end pointPivotal clinical studiesBenefit-risk assessmentCross-sectional analysisPremarket evidenceMedian durationClinical evidenceDrug Administration premarket approvalsOtolaryngologic diseaseMedian enrollmentClinical studiesHigh-risk medical devicesDrug AdministrationEnd pointHigh-risk devicesFDA documentsOne-thirdTwo-thirdsPremarket approvalFDA
2015
Clinical trial registration, reporting, publication and FDAAA compliance: a cross-sectional analysis and ranking of new drugs approved by the FDA in 2012
Miller JE, Korn D, Ross JS. Clinical trial registration, reporting, publication and FDAAA compliance: a cross-sectional analysis and ranking of new drugs approved by the FDA in 2012. BMJ Open 2015, 5: e009758. PMID: 26563214, PMCID: PMC4654354, DOI: 10.1136/bmjopen-2015-009758.Peer-Reviewed Original ResearchPostmarket Modifications of High‐Risk Therapeutic Devices in Otolaryngology Cleared by the US Food and Drug Administration
Rathi VK, Ross JS, Samuel AM, Mehra S. Postmarket Modifications of High‐Risk Therapeutic Devices in Otolaryngology Cleared by the US Food and Drug Administration. Otolaryngology 2015, 153: 400-408. PMID: 26044785, DOI: 10.1177/0194599815587508.Peer-Reviewed Original ResearchConceptsClinical dataUS FoodDrug AdministrationPMA pathwayRetrospective cohort studyAdditional clinical dataPremarket approval pathwaySignificant clinical implicationsCohort studyHigh-risk medical devicesMedian numberClinical implicationsMarketing clearanceLife spanAdministrationSubstantial numberPMA applicationApproval pathwaySupplementsFDATherapeutic devicesPathway
2012
Regulatory Review of Novel Therapeutics — Comparison of Three Regulatory Agencies
Downing NS, Aminawung JA, Shah ND, Braunstein JB, Krumholz HM, Ross JS. Regulatory Review of Novel Therapeutics — Comparison of Three Regulatory Agencies. New England Journal Of Medicine 2012, 366: 2284-2293. PMID: 22591257, PMCID: PMC3504361, DOI: 10.1056/nejmsa1200223.Peer-Reviewed Original ResearchConceptsNovel therapeutic agentsEuropean Medicines AgencyHealth CanadaTherapeutic agentsNew therapeutic agentsMedian lengthTherapeutic comparisonsDrug AdministrationMedicines AgencyNew drug applicationsPrescription Drug User Fee ActNovel therapeuticsDrug applicationFDAUnique agentUnited StatesTotal review timeFirst reviewRegulatory agenciesReview timeDaysAgentsReviewRegulatory reviewVast majority
2011
Adherence of Pharmaceutical Advertisements in Medical Journals to FDA Guidelines and Content for Safe Prescribing
Korenstein D, Keyhani S, Mendelson A, Ross JS. Adherence of Pharmaceutical Advertisements in Medical Journals to FDA Guidelines and Content for Safe Prescribing. PLOS ONE 2011, 6: e23336. PMID: 21858076, PMCID: PMC3157354, DOI: 10.1371/journal.pone.0023336.Peer-Reviewed Original ResearchConceptsSafe prescribingPharmaceutical advertisementsCross-sectional analysisFDA guidelinesAdherence ratesCounter medicationsMedian 2Inclusion criteriaDisease awarenessCurrent FDA guidelinesDrug AdministrationPrescribingPharmaceutical advertisingSerious riskUnique advertisementsAdherenceDrug namesPublic healthStudy limitationsEfficacy informationGuideline itemsMedical journalsGuidelinesFDARisk