Home / FAQs / LER G1 Review Pathways – Higher risk research, Lower risk research, Exempted research A LER G1 Review Pathways – Higher risk research, Lower risk research, Exempted research LER G1 LER F1.1.5 LER F1.1.9 LER F1.1.11 LER F1.1.13 LER F1.1.14 LER F1.1.15 LER F1.1.16 Review Pathways – Higher risk and Lower risk research Post marketing studies Multi-stage Phase 1 in healthy volunteers Extension studies Taking over ethical oversight checklist Psychedelic Drug Study considerations Cannabis Study considerations Application for Lower Risk Review