761033 Reslizumab Clinical PREA
Total Page:16
File Type:pdf, Size:1020Kb
Clinical Review Kathleen M. Donohue, MD Biologics licensing application No. 761033 Cinqair (Reslizumab) CLINICAL REVIEW Application Type Biologics licensing application Application Number(s) 761033 Priority or Standard Standard Submit Date(s) April 15, 2015 Received Date(s) April 15, 2015 PDUFA Goal Date March 28, 2016 Division/Office Division of Pulmonary, Allergy & Rheumatology Products Reviewer Name(s) Kathleen M. Donohue, MD Review Completion Date December 17, 2015 Established Name Reslizumab (Proposed) Trade Name Cinqair Applicant Teva Formulation(s) Single-use vials of reslizumab (10 mg/mL) for intravenous administration, 100 mg per 10 mL Dosing Regimen 3mg/kg IV every 4 weeks Proposed Indication(s) “reduce exacerbations, relieve symptoms and improve lung function in adults and adolescents (12 years of age and above) with asthma and elevated blood eosinophils who are inadequately controlled on inhaled corticosteroids” Intended Population(s) Adults and adolescents ≥ 12 years of age Recommendation on Approval pending labeling revisions/agreement in patients ≥18 Regulatory Action years of age and older (b) (4) Recommended Asthma (exact indication language pending review) Indication(s) (if applicable) CDER Clinical Review Template 2015 Edition 1 Version date: April 9, 2015 for initial rollout (NME/original BLA reviews) Reference ID: 3862136 Clinical Review Kathleen M. Donohue, MD Biologics licensing application No. 761033 Cinqair (Reslizumab) Table of Contents Glossary ........................................................................................................................................... 9 1 Executive Summary ............................................................................................................... 10 1.1. Product Introduction ...................................................................................................... 10 1.2. Conclusions on the Substantial Evidence of Effectiveness ............................................ 11 1.3. Benefit-Risk Assessment ................................................................................................ 12 2 Therapeutic Context .............................................................................................................. 17 2.1. Analysis of Condition ...................................................................................................... 17 2.2. Analysis of Current Treatment Options ......................................................................... 18 3 Regulatory Background ......................................................................................................... 19 3.1. U.S. Regulatory Actions and Marketing History ............................................................ 19 3.2. Summary of Presubmission/Submission Regulatory Activity ........................................ 20 3.3. Foreign Regulatory Actions and Marketing History ....................................................... 22 4 Significant Issues from Other Review Disciplines Pertinent to Clinical Conclusions on Efficacy and Safety ................................................................................................................. 22 4.1. Office of Scientific Investigations (OSI) .......................................................................... 22 4.2. Product Quality .............................................................................................................. 22 4.3. Clinical Microbiology ...................................................................................................... 22 4.4. Nonclinical Pharmacology/Toxicology ........................................................................... 22 4.5. Clinical Pharmacology .................................................................................................... 23 4.5.1. Mechanism of Action .............................................................................................. 23 4.5.2. Pharmacodynamics ................................................................................................. 23 4.5.3. Pharmacokinetics .................................................................................................... 23 4.6. Devices and Companion Diagnostic Issues .................................................................... 24 4.7. Consumer Study Reviews ............................................................................................... 24 5 Sources of Clinical Data and Review Strategy ....................................................................... 25 5.1. Table of Clinical Studies .................................................................................................. 25 5.2. Review Strategy .............................................................................................................. 26 6 Review of Relevant Individual Trials Used to Support Efficacy ............................................. 27 2 Reference ID: 3862136 Clinical Review Kathleen M. Donohue, MD Biologics licensing application No. 761033 Cinqair (Reslizumab) 6.1. Study 3081 ...................................................................................................................... 27 6.1.1. Study Design ........................................................................................................... 27 6.1.2. Study Results ........................................................................................................... 33 6.2. Studies 3082 and 3083 ................................................................................................... 42 6.2.1. Study Design ........................................................................................................... 42 6.2.2. Study Results ........................................................................................................... 50 6.3. Study 3084 ...................................................................................................................... 60 6.3.1. Study Design ........................................................................................................... 60 6.3.2. Study Results ........................................................................................................... 65 7 Integrated Review of Effectiveness ....................................................................................... 74 7.1. Assessment of Efficacy Across Trials .............................................................................. 74 7.1.1. Primary Endpoints ................................................................................................... 74 7.1.2. Secondary and Other Endpoints ............................................................................. 75 7.1.3. Subpopulations ....................................................................................................... 75 7.1.4. Dose and Dose-Response........................................................................................ 77 7.1.5. Onset, Duration, and Durability of Efficacy Effects ................................................ 77 7.2. Additional Efficacy Considerations ................................................................................. 77 7.2.1. Considerations on Benefit in the Postmarket Setting ............................................ 77 7.2.2. Other Relevant Benefits .......................................................................................... 78 7.3. Integrated Assessment of Effectiveness ........................................................................ 78 8 Review of Safety .................................................................................................................... 78 8.1. Safety Review Approach ................................................................................................ 78 8.2. Review of the Safety Database ...................................................................................... 79 8.2.1. Overall Exposure ..................................................................................................... 79 8.2.2. Relevant characteristics of the safety population .................................................. 80 8.2.3. Adequacy of the safety database ........................................................................... 81 8.3. Adequacy of Applicant’s Clinical Safety Assessments .................................................... 82 8.3.1. Issues Regarding Data Integrity and Assessment Quality ...................................... 82 8.3.2. Categorization of Adverse Events ........................................................................... 82 8.3.3. Routine Clinical Tests .............................................................................................. 83 3 Reference ID: 3862136 Clinical Review Kathleen M. Donohue, MD Biologics licensing application No. 761033 Cinqair (Reslizumab) 8.4. Safety Results ................................................................................................................. 84 8.4.1. Deaths ..................................................................................................................... 84 8.4.2. Serious Adverse Events ........................................................................................... 85 8.4.3. Dropouts and/or Discontinuations Due to Adverse Effects ................................... 85 8.4.4. Significant Adverse Events .....................................................................................