A Phase 1 Study to Examine the Effects of Itraconazole After Single Dose Administration of Varegacestat (AL102) to Healthy Participants

This is a phase 1, open-label, fixed sequence, 1-way crossover study examining the effect of itraconazole on the pharmacokinetics, safety and tolerability after varegacestat single dose administration to healthy participants. This is a 2-period study. In period 1 a single dose of varegacestat will be administered with PK evaluated predose and up to 192 hours postdose. There will be a 14 -day washout between period 1 and period 2. In period 2, itraconzole will be administered once daily for 18 consecutive days. Beginning on Day 4 of Period 2 a single dose of varegacestat will be administered 30 minutes after itraconazole dosing. Blood samples for PK will be collected prior to varegacestat dosing and up to 744 hours post varegacestat dosing for varegacestat and its metabolite.