Study Protocol G1T28-02 Eudract # 2016-001583-11
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Phase 1b/2a Safety and Pharmacokinetic Study of G1T28 in Patients with Extensive-Stage Small Cell Lung Cancer (SCLC) Receiving Etoposide and Carboplatin Chemotherapy Clinical Study Protocol G1T28-02 EudraCT # 2016-001583-11 Original Protocol Issue Date: 27 April 2015 Amendment 7 Issue Date: 15 September 2016 Version: 8.0 Investigational Phase: 1b/2a Sponsored by: G1 Therapeutics 79 T.W. Alexander Drive 4501 Research Commons, Suite 100 Research Triangle Park, NC 27709 919-213-9835 THIS DOCUMENT CONTAINS CONFIDENTIAL AND/OR TRADE SECRET INFORMATION THAT IS DISCLOSED ONLY IN CONNECTION WITH THE LICENSING AND/OR REGISTRATION OF PRODUCTS FOR G1 THERAPEUTICS. THIS DOCUMENT SHOULD NOT BE DISCLOSED OR USED, IN WHOLE OR IN PART, FOR ANY OTHER PURPOSE WITHOUT THE PRIOR WRITTEN CONSENT OF G1 THERAPEUTICS. G1 Therapeutics CONFIDENTIAL G 1 Therapeutics, Inc. Clinical Study Protocol G 1T28-02 GlT28 SPONSOR SIGNATURE PAGE SPONSOR:GlTHERAPEUTICS I have read and understand the contents of this clinical protocol for Study G 1T28-02 dated 15 September 2016 and I agree to meet all obligations of the sponsor as detailed in all applicable regulations and guidelines. In addition, I will inform the principal investigator and all other investigators of all relevant information that becomes available during the conduct of this study. Approved by: f~~2o(C ~ Date ChiefRajesh Medical Officer, G 1 Therapeutics Version: 8.0, dated 15 September 2016 Page 2 of 105 G 1 Therapeutics CONFIDENTIAL G1 Therapeutics, Inc. Clinical Study Protocol G1T28-02 G1T28 PROTOCOL SIGNATURE PAGE Clinical Study Protocol G1T28-02: Phase 1b/2a Safety and Pharmacokinetic Study of G1T28 in Patients with Extensive-Stage Small Cell Lung Cancer (SCLC) Receiving Etoposide and Carboplatin Chemotherapy Original Protocol Issue Date: 27 April 2015 Version: 8.0, dated 15 September 2016 By signing below, the investigator agrees to adhere to the protocol as outlined. Principal Investigator: Principal Investigator Signature Date Principal Investigator Name Institution Version: 8.0, dated 15 September 2016 Page 3 of 105 G1 Therapeutics CONFIDENTIAL G1 Therapeutics, Inc. Clinical Study Protocol G1T28-02 G1T28 1. TABLE OF CONTENTS SPONSOR SIGNATURE PAGE ........................................................................................................................... 2 PROTOCOL SIGNATURE PAGE ........................................................................................................................ 3 1. TABLE OF CONTENTS ............................................................................................................................... 4 1.1. List of In-Text Tables ....................................................................................................................... 8 1.2. List of In-Text Figures ...................................................................................................................... 8 2. LIST OF ABBREVIATIONS ........................................................................................................................ 9 3. SYNOPSIS .................................................................................................................................................. 13 4. INTRODUCTION ....................................................................................................................................... 25 4.1. Background ..................................................................................................................................... 25 4.2. Summary of Clinical Data ............................................................................................................... 26 4.3. Summary of Nonclinical Data ......................................................................................................... 27 4.3.1. Pharmacology Studies ................................................................................................... 27 4.3.2. Pharmacokinetic Studies ............................................................................................... 28 4.3.3. Toxicity and Safety Studies........................................................................................... 29 4.3.4. Potential Risks ............................................................................................................... 29 4.4. Study and Dose Rationale ............................................................................................................... 30 4.5. Risk/Benefit Assessment ................................................................................................................. 31 5. STUDY OBJECTIVES ................................................................................................................................ 32 6. INVESTIGATIONAL PLAN ...................................................................................................................... 33 6.1. Overall Study Design and Plan ....................................................................................................... 33 6.1.1. Part 1 ............................................................................................................................. 33 6.1.1.1. Definition of Dose-Limiting Toxicities (Applicable to Cycle 1 of the Phase 1b Dose-Finding Portion of Part 1) ........................ 34 6.1.1.2. Criteria for Adjusting G1T28 Dose Based on Pharmacokinetic Parameters .................................................................... 35 6.1.1.3. G1T28 Dose Evaluation ........................................................................... 35 6.1.1.4. Safety Monitoring Committee ................................................................. 37 6.1.2. Part 2 ............................................................................................................................. 37 6.1.3. Criteria for Subsequent Cycles and Study Duration ...................................................... 38 6.1.4. Safety Assessments ....................................................................................................... 39 6.1.5. Tumor Assessment ........................................................................................................ 39 7. STUDY POPULATION .............................................................................................................................. 41 7.1. Selection of Patients ........................................................................................................................ 41 7.1.1. Inclusion Criteria ........................................................................................................... 41 7.1.2. Exclusion Criteria.......................................................................................................... 42 8. TREATMENTS ........................................................................................................................................... 44 8.1. Treatments Administered ................................................................................................................ 44 8.2. Investigational Products .................................................................................................................. 45 8.2.1. Identity .......................................................................................................................... 45 8.2.1.1. G1T28 ...................................................................................................... 45 8.2.1.2. Placebo ..................................................................................................... 45 8.2.1.3. Etoposide and Carboplatin ....................................................................... 45 8.2.2. Packaging and Labeling ................................................................................................ 45 8.2.2.1. G1T28 ...................................................................................................... 45 8.2.2.2. Placebo ..................................................................................................... 45 Version: 8.0, dated 15 September 2016 Page 4 of 105 G1 Therapeutics CONFIDENTIAL G1 Therapeutics, Inc. Clinical Study Protocol G1T28-02 G1T28 8.2.2.3. Etoposide and Carboplatin ....................................................................... 45 8.2.3. Storage .......................................................................................................................... 46 8.2.3.1. G1T28 ...................................................................................................... 46 8.2.3.2. Placebo ..................................................................................................... 46 8.2.3.3. Etoposide and Carboplatin ....................................................................... 46 8.2.4. Procedure for Dispensing .............................................................................................. 46 8.2.5. Investigational Product Accountability ......................................................................... 46 8.3. Method of Assigning Patients to Treatment Groups ....................................................................... 47 8.4. Dose, Dosing Regimen, and Route ................................................................................................. 47 8.4.1. G1T28 ........................................................................................................................... 47 8.4.2. Placebo