Change From Baseline in HR [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Change From Baseline in QTc With the Methods Not Selected as Primary [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Change From Baseline in Individualized HR-corrected QT interval (QTcS) [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Change From Baseline in Optimized QT Interval (QTcI) [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Change From Baseline in PR Interval of the ECG (PR) [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Change From Baseline in QRS Interval of the ECG (QRS) [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Placebo-corrected Change From Baseline in HR [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Placebo-corrected Change From Baseline in QTc With the Methods Not Selected as Primary [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Placebo-corrected Change From Baseline in PR Interval of ECG [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Placebo-corrected Change From Baseline in QRS Interval of ECG [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Number of Participants with Categorical Outlier Values for HR [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Number of Participants with Categorical Outliers Values for PR [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Number of Participants with Categorical Outliers Values for QRS [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Number of Participants with Categorical Outliers Values for QTc [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Percentage of Participants with Change From Baseline in ECG Morphology [Time Frame: Day 1: Pre-dose up to 24 hours post-dose]
Number of Participants Reporting one or More Treatment-emergent Adverse Events (TEAEs) [Time Frame: Baseline (Day 1) up to 14 days after the last dose of study drug in Period 4 (Day 39)]
Cmax: Maximum Observed Plasma Concentration for Soticlestat [Time Frame: Day 1: Pre-dose and at multiple timepoints (up to 24 hours) post-dose]
AUC∞: Area Under the Plasma Concentration-time Curve from Time 0 to Infinity for Soticlestat [Time Frame: Day 1: Pre-dose and at multiple timepoints (up to 24 hours) post-dose]
AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to the Time of the Last Quantifiable Concentration for Soticlestat [Time Frame: Day 1: Pre-dose and at multiple timepoints (up to 24 hours) post-dose]
Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) for Soticlestat [Time Frame: Day 1: Pre-dose and at multiple timepoints (up to 24 hours) post-dose]
T1/2z: Terminal Phase Elimination Half-life for Soticlestat [Time Frame: Day 1: Pre-dose and at multiple timepoints (up to 24 hours) post-dose]