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Clinical Trials/NCT07213973
NCT07213973RecruitingPhase 2

A Phase 2, Open-Label Study to Evaluate the Safety, Pharmacokinetics, and Efficacy of Povorcitinib in Adolescents With Moderate to Severe Hidradenitis Suppurativa

Incyte Corporation51 sites in 2 countries40 target enrollmentStarted: February 2, 2026Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 2
Status
Recruiting
Enrollment
40
Locations
51
Primary Endpoint
Apparent clearance

Study Overview

Brief Summary

The purpose of this study is to evaluate the pharmacokinetics, safety, and efficacy of povorcitinib in adolescent participants with moderate to severe hidradenitis suppurativa over a 54-week open-label treatment period.

Study Design

Study Type
Interventional
Allocation
Non Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
12 Years to 17 Years (Child)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • •Aged ≥ 12 to < 18 years at the time of informed consent/assent signing.
  • •Body weight ≥ 30 kg at both screening and baseline visits.
  • •Diagnosis of moderate to severe HS for at least 3 months prior to the screening visit.
  • •Total abscess and inflammatory nodule count of at least 5 at both the screening and baseline visits.
  • •HS lesions corresponding to refined Hurley Stage IB, IC, IIB, IIC, or III at both the screening and baseline visits.
  • •Documented history of inadequate response to at least a 3-month course of at least 1 conventional systemic therapy (oral antibiotic or biologic drug) for HS (or demonstrated intolerance to, or have a contraindication to, a conventional systemic therapy for treatment of their HS).
  • •Agreement to use contraception.
  • •Willing and able to comply with the study protocol and procedures.
  • •Further inclusion criteria apply.

Exclusion Criteria

  • •Presence of > 20 draining tunnels (fistulas) at either the screening or baseline visit.
  • •Women who are pregnant (or who are considering pregnancy) or breastfeeding.
  • •Medical history including thrombocytopenia, coagulopathy or platelet dysfunction, Q-wave interval abnormalities, current or history of certain infections, cancer, lymphoproliferative disorders and other medical conditions at the discretion of the investigator.
  • •Laboratory values outside of the protocol-defined ranges.
  • •Further exclusion criteria apply.

Arms & Interventions

Povorcitinib Dose B

Experimental

Participants will receive povorcitinib dose B for 54 weeks.

Intervention: Povorcitinib (Drug)

Povorcitinib Dose A

Experimental

Participants will receive povorcitinib dose A for 54 weeks.

Intervention: Povorcitinib (Drug)

Outcomes

Primary Outcomes

Apparent clearance

Time Frame: Up to Week 24

Absorption lag time

Time Frame: Up to Week 24

Proportion of participants with Treatment-Emergent Adverse Events (TEAEs)

Time Frame: Baseline through Week 54

TEAE is defined as any AE either reported for the first time or worsening of a pre-existing event after the first dose of study drug up to 30 days after the last dose of study drug.

Apparent volume of distribution

Time Frame: Up to Week 24

Apparent oral absorption rate constant

Time Frame: Up to Week 24

Maximum plasma drug concentration at steady state

Time Frame: Up to Week 24

Average plasma drug concentration at steady state

Time Frame: Up to Week 24

Plasma concentration at steady state for the dosing interval

Time Frame: Up to Week 24

Time to maximum plasma concentration at steady state

Time Frame: Up to Week 24

Terminal half-life

Time Frame: Up to Week 24

Secondary Outcomes

  • Mean change from baseline in inflammatory nodule count at each visit(54 weeks)
  • Mean percentage change from baseline in inflammatory nodule count at each visit(54 weeks)
  • Mean change from baseline in draining tunnel count at each visit(54 weeks)
  • Mean percentage change from baseline in draining tunnel count at each visit(54 weeks)
  • Proportion of participants who achieve Skin Pain Numeric Rating Scale (NRS)30 among participants with baseline Skin Pain NRS score ≥ 3(54 weeks)
  • Change from baseline in Children's Dermatology Life Quality Index (CDLQI) score at each visit(54 weeks)
  • Proportion of participants who achieve Hidradenitis Suppurativa Clinical Response 50 (HiSCR50)(54 weeks)
  • Proportion of participants who achieve Hidradenitis Suppurativa Clinical Response 75 (HiSCR75)(54 weeks)
  • Mean change from baseline in abscess count at each visit(54 weeks)
  • Mean percentage change from baseline in abscess count at each visit(54 weeks)
  • Proportion of participants who achieve Hidradenitis Suppurativa Clinical Response 50 (HiSCR50)(54 weeks)
  • Proportion of participants who achieve Hidradenitis Suppurativa Clinical Response 75 (HiSCR75)(54 weeks)
  • Mean change from baseline in abscess count at each visit(54 weeks)
  • Mean percentage change from baseline in abscess count at each visit(54 weeks)
  • Mean change from baseline in inflammatory nodule count at each visit(54 weeks)
  • Mean percentage change from baseline in inflammatory nodule count at each visit(54 weeks)
  • Mean change from baseline in draining tunnel count at each visit(54 weeks)
  • Mean percentage change from baseline in draining tunnel count at each visit(54 weeks)
  • Proportion of participants who achieve Skin Pain Numeric Rating Scale (NRS)30 among participants with baseline Skin Pain NRS score ≥ 3(54 weeks)
  • Proportion of participants with a ≥ 3-point decrease in Skin Pain NRS score among participants with baseline Skin Pain NRS score ≥ 3(54 weeks)
  • Change from baseline in Children's Dermatology Life Quality Index (CDLQI) score at each visit(54 weeks)

Investigators

Sponsor Class
Industry
Responsible Party
Sponsor

Study Sites (51)

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