27 7.3. Medical History and Concomitant Diseases ........................................................................... 27 7.3.1. Prior GBM Therapies ......................................................................................................... 27 7.3.2. Medical History ................................................................................................................. 28 7.4. Medication ............................................................................................................................ 28 7.5. Prior and Concomitant Medications ..................................................................................... 28 7.5.1. Prohibited Medications and Restrictions ............................................................................... 29 8.