| E.1 Medical condition or disease under investigation | 
| E.1.1 | Medical condition(s) being investigated |  | 
| E.1.1.1 | Medical condition in easily understood language | 
| stromal gastrointestinal cancer |  | 
| E.1.1.2 | Therapeutic area | Diseases [C] - Cancer [C04] | 
| MedDRA Classification | 
| E.1.2 Medical condition or disease under investigation | 
| 
| E.1.2 | Version | 16.1 |  
| E.1.2 | Level | LLT |  
| E.1.2 | Classification code | 10062427 |  
| E.1.2 | Term | Gastrointestinal stromal tumor |  
| E.1.2 | System Organ Class | 100000004864 |  | 
| E.1.3 | Condition being studied is a rare disease | No | 
| E.2 Objective of the trial | 
| E.2.1 | Main objective of the trial | 
| Primary objective: the efficacy of masitinib 12 mg/kg/day in comparison with sunitinib 50 mg/day in patients with stromal gastrintestinal cancer previously progressed after treatment with imatinib |  | 
| E.2.2 | Secondary objectives of the trial | 
| Secondary objectives: safety and quality of life |  | 
| E.2.3 | Trial contains a sub-study | No | 
| E.3 | Principal inclusion criteria | 
| 1. patient with histological proven metastatic GIST (gastro-intestinal stromal cancer) or non-operable locally advanced GIST 2. patient with measurable tumor lesions with longest diameter >=20 mm using conventional techniques or >= 10 mm with spiral CT scan according to Recist 1.1
 3. patient with C-kit (CD117) positive tuimour detected immunohistochemically
 4. patient after progression with imatinib
 5. patient with ECOG <=2
 6.Patient with adequate organ functions
 7. patient with life expectancy >6 months
 8. male or female > 18 years
 9. patient with a BMI > 18 kg/m2 and weightening at least 40 kg
 
 |  | 
| E.4 | Principal exclusion criteria | 
| 1. patient treated for a cancer other vthan GIST within 5 years before enrolmentwith the exception of basal cell carcinoma or cervical cancer in situ 2. patient with active CNS metastasis or with history of CNS mtastasis
 3. patient with certain cardiac disorder
 4.patient with history of poor compliance or history of drug/alcohol abuse or excessive alcohol beverage consumption
 5. pregnant or nursing female
 |  | 
| E.5 End points | 
| E.5.1 | Primary end point(s) |  | 
| E.5.1.1 | Timepoint(s) of evaluation of this end point |  | 
| E.5.2 | Secondary end point(s) | 
| - time to treatment failure - overall progression free survival (PFS)
 - PFS rate at weeks 8, 16, 24 and than every 12 weeks
 - survival rate at weeks 8, 16, 24 and than every 12 weeks
 - overall time to progression (TTP)
 - TTP rate at weeks 8, 16, 24 and then every 12 weeks
 - Best Response
 - best response rate
 - Objective response
 - disease control
 - disease control rate
 - discontinuation for related adverse event (AE)
 - discontinuation  for related AE rate
 - related grade 3 non hematological or any related grade 4 related AE
 - safety event free survival
 -safety event free survival rate at weeks 8, 16, 24 and then every 12 weeks
 - total event free survival rate at week 8, 16, é' and then every 12 weeks
 - safety profile using the NCI CTCAE v4.02
 - quality of life assessment
 - objective response rate
 |  | 
| E.5.2.1 | Timepoint(s) of evaluation of this end point |  | 
| E.6 and E.7 Scope of the trial | 
| E.6 | Scope of the trial | 
| E.6.1 | Diagnosis | No | 
| E.6.2 | Prophylaxis | No | 
| E.6.3 | Therapy | Yes | 
| E.6.4 | Safety | Yes | 
| E.6.5 | Efficacy | Yes | 
| E.6.6 | Pharmacokinetic | Yes | 
| E.6.7 | Pharmacodynamic | No | 
| E.6.8 | Bioequivalence | No | 
| E.6.9 | Dose response | No | 
| E.6.10 | Pharmacogenetic | No | 
| E.6.11 | Pharmacogenomic | Yes | 
| E.6.12 | Pharmacoeconomic | No | 
| E.6.13 | Others | Yes | 
| E.6.13.1 | Other scope of the trial description |  | 
| E.7 | Trial type and phase | 
| E.7.1 | Human pharmacology (Phase I) | No | 
| E.7.1.1 | First administration to humans | No | 
| E.7.1.2 | Bioequivalence study | No | 
| E.7.1.3 | Other | No | 
| E.7.1.3.1 | Other trial type description |  | 
| E.7.2 | Therapeutic exploratory (Phase II) | No | 
| E.7.3 | Therapeutic confirmatory (Phase III) | Yes | 
| E.7.4 | Therapeutic use (Phase IV) | No | 
| E.8 Design of the trial | 
| E.8.1 | Controlled | Yes | 
| E.8.1.1 | Randomised | Yes | 
| E.8.1.2 | Open | Yes | 
| E.8.1.3 | Single blind | No | 
| E.8.1.4 | Double blind | No | 
| E.8.1.5 | Parallel group | Yes | 
| E.8.1.6 | Cross over | No | 
| E.8.1.7 | Other | No | 
| E.8.2 | Comparator of controlled trial | 
| E.8.2.1 | Other medicinal product(s) | Yes | 
| E.8.2.2 | Placebo | No | 
| E.8.2.3 | Other | Yes | 
| E.8.2.3.1 | Comparator description |  | 
| E.8.2.4 | Number of treatment arms in the trial | 2 | 
| E.8.3 | The trial involves single site in the Member State concerned | No | 
| E.8.4 | The trial involves multiple sites in the Member State concerned | Yes | 
| E.8.4.1 | Number of sites anticipated in Member State concerned | 3 | 
| E.8.5 | The trial involves multiple Member States | Yes | 
| E.8.5.1 | Number of sites anticipated in the EEA | 60 | 
| E.8.6 Trial involving sites outside the EEA | 
| E.8.6.1 | Trial being conducted both within and outside the EEA | Yes | 
| E.8.6.2 | Trial being conducted completely outside of the EEA | No | 
| E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |  | 
| E.8.7 | Trial has a data monitoring committee | Yes | 
| E.8.8 | Definition of the end of the trial and justification where it is not the last
                        visit of the last subject undergoing the trial | 
| Patient will be treated untill disease progression, toxicity without clinical benefit, or consent withdrawal |  | 
| E.8.9 Initial estimate of the duration of the trial | 
| E.8.9.1 | In the Member State concerned years | 5 | 
| E.8.9.1 | In the Member State concerned months |  | 
| E.8.9.1 | In the Member State concerned days |  | 
| E.8.9.2 | In all countries concerned by the trial years | 5 |