Recent Updates
Recently added Catalysts

SAR445399

Phase 2

Hidradenitis Suppurativa | Small molecule | Dermatology |Sanofi|Last Updated: Sep 3, 2026

Success Probability

Subscribe to view

Market & Valuation

Subscribe to view

Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials1
Total Enrollment144

FDA Designations

No designations recorded

Clinical trial landscape

SAR445399 · 1 trial · 1 indication

Phase 2 1
NCT07225569A Study to Investigate Efficacy and Safety With SAR445399 in Adult Participants With Moderate to Severe Hidradenitis SuppurativaHidradenitis Suppurativa
RECRUITING144 Analytics
PHASE2RECRUITING
A Study to Investigate Efficacy and Safety With SAR445399 in Adult Participants With Moderate to Severe Hidradenitis Suppurativa
Hidradenitis SuppurativaUnlock trial analytics

Study Endpoints

Primary Endpoints

Percentage of participants achieving Hidradenitis Suppurativa Clinical Response 75 (HiSCR75)
Up to Week 16

Hidradenitis Suppurativa Clinical Response 75 (HiSCR75) is defined as ≥75% reduction from baseline in the total abscess and inflammatory nodule \[AN\] count, with no increase from Baseline in abscess or draining tunnel count.

Secondary Endpoints

Percentage of participants achieving Hidradenitis Suppurativa Clinical Response 50 (HiSCR50)
Up to Week 16
Absolute change from baseline to Week 16 in International Hidradenitis Suppurativa Severity Score System (IHS4)
From baseline to Week 16
Percentage of participants achieving Hidradenitis Suppurativa Clinical Response 90 (HiSCR90)
Up to Week 16
Unlock Study Endpoints

Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
SAR445399 dose regimen AEXPERIMENTALParticipants will receive SAR445399 dose regimen A.
SAR445399 dose regimen BEXPERIMENTALParticipants will receive SAR445399 dose regimen B.
PlaceboPLACEBO_COMPARATORParticipants will receive SAR445399-matching placebo.

Interventions

NameTypeDescription
SAR445399DRUGPharmaceutical form: Solution for injection -Route of administration: Injection
PlaceboDRUGPharmaceutical form: Solution for injection -Route of administration: Injection
Unlock Study Design Details

Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites67

Inclusion Criteria: Participants are eligible to be included in the study only if all of the following criteria apply: * Participants with a history of signs and symptoms consistent with hidradenitis suppurativa (HS) for at least 6 months prior to Baseline * Participants must have HS lesions prese...

Countries:United StatesArgentinaAustraliaBelgiumBrazilCanadaChinaFranceGermanyHungaryItalyJapanSpainSwedenTurkey (Türkiye)
Unlock Eligibility Criteria

Recent Changes (Last 90 Days)

LOWSep 3, 2026NCT07225569Completion: 2027-12-01 → 2027-11-19
LOWSep 3, 2026NCT07225569Completion: 2027-12-01 → 2027-11-19
LOWJul 2, 2026NCT07225569lastUpdatePostDate: changed
LOWJul 2, 2026NCT07225569lastUpdatePostDate: changed
LOWJul 2, 2026NCT07225569lastUpdatePostDate: changed
LOWJul 2, 2026NCT07225569lastUpdatePostDate: changed
LOWJun 12, 2026NCT07225569lastUpdatePostDate: changed
LOWJun 12, 2026NCT07225569lastUpdatePostDate: changed

Frequently asked questions about SAR445399

What is SAR445399 used for in Hidradenitis Suppurativa?

SAR445399 is an investigational small molecule being studied for the treatment of moderate to severe hidradenitis suppurativa in adults. It is currently in Phase 2 clinical development and has not been approved by regulatory authorities.

Who makes SAR445399?

SAR445399 is being developed by Sanofi, a global biopharmaceutical company traded on the stock exchange under the ticker symbol SNY. The company is conducting clinical trials to evaluate the safety and efficacy of this investigational drug.

What phase is SAR445399 in?

SAR445399 is currently in Phase 2 clinical development. It is an investigational drug, meaning it has not yet been approved for commercial use. The ongoing Phase 2 trial is recruiting participants to assess its efficacy and safety in hidradenitis suppurativa.

What clinical trials is SAR445399 in?

SAR445399 is being evaluated in a Phase 2 clinical trial registered as NCT07225569. This randomized, double-blind, placebo-controlled study is investigating the efficacy and safety of SAR445399 in adult participants with moderate to severe hidradenitis suppurativa, with an enrollment target of 144 participants.

Is SAR445399 FDA approved?

SAR445399 is not FDA approved. It is an investigational drug currently in Phase 2 clinical trials for hidradenitis suppurativa. The ongoing study is designed to gather data on its efficacy and safety, which would be necessary before any regulatory approval could be considered.