A Study to Investigate Efficacy and Safety With SAR445399 in Adult Participants With Moderate to Severe Hidradenitis Suppurativa

This is a multinational, randomized, double-blind, placebo-controlled, Phase 2, dose finding study to evaluate the efficacy and safety of different doses of SAR445399 in adult participants with moderate to severe hidradenitis suppurativa. The purpose of this study is to assess the efficacy and safety of two doses of SAR445399 compared with placebo in adult participants with moderate to severe hidradenitis suppurativa. The study duration (per participant) will be up to 46 weeks with a total of 16 visits. The treatment duration will be 32 weeks which includes 16-week double-blinded initial treatment period and a 16-week treatment-blinded extension period.