Vertex Pharmaceuticals Incorporated
The purpose of this study is to evaluate the efficacy, safety, and tolerability of Suzetrigine (SUZ) in participants with pain associated with diabetic peripheral neuropathy (DPN).
Key Inclusion Criteria: * Body weight greater than or equal to (≥) 45 kilogram (kg) * Body mass index (BMI) ≥18.0 to less than (\<) 40.0 kilogram per meter square (kg/m\^2) * Diagnosis of diabetes mellitus type 1 or type 2 by glycosylated hemoglobin A1c (HbA1c) ≤9% and the presence of bilateral pain in lower extremities due to DPN * Weekly average of daily NPRS score ≥4 and less than or equal to (≤) 9 with limited variation in the 7-day Baseline Period Key Exclusion Criteria: * More than 3 missing daily NPRS scores during the 7-day Baseline Period * Any sensory abnormality (excluding DPN) a…
Tablets for oral administration.
Placebo matched to SUZ for oral administration.
Capsules for oral administration.
Placebo matched to Pregabalin for oral administration.