Topical SGX302 for Mild-to-Moderate Psoriasis

Last updated: January 5, 2026
Sponsor: Soligenix
Overall Status: Completed

Phase

2

Condition

Rash

Warts

Skin Wounds

Treatment

Placebo

Hypericin

Clinical Study ID

NCT05442190
HPN-PSR-01
  • Ages 18-75
  • All Genders

Study Summary

To evaluate SGX302 (topical hypericin ointment and gel) with visible light in an initial 18-week treatment course for improving lesions in patients with mild-to-moderate psoriasis.

Eligibility Criteria

Inclusion

Inclusion Criteria:

  • Have a clinical diagnosis of plaque psoriasis (psoriasis vulgaris) of at least 6-months duration that involves the body (trunk and/or limbs) that is amenable totopical treatment and opaque coverage after application.

  • Have a static Investigator Global Assessment (IGA)/Psoriasis Area and Severity Index (PASI) of disease severity of mild or moderate on the body (trunk and/or limbs).

  • Have lesions involving 2-30% of the body (trunk and/or limbs). For subjects withscalp psoriasis included in the treatment area, the total treatment area on body andscalp must not exceed 30%.

Exclusion

Exclusion Criteria:

  • Use of topical anti psoriatic therapy within one week prior to the beginning of thestudy and willing to not use other psoriasis treatments for 4 weeks followingcompletion of the treatment portion of the study.

  • Received systemic biologic therapy to treat psoriasis within 12 weeks prior to thebeginning of the study.

  • Received systemic psoriasis therapy within 4 weeks prior to the beginning of thestudy.

  • Received phototherapy (including laser) or photodynamic (light activated drug)therapy within 4 weeks prior to the beginning of the study.

Study Design

Total Participants: 15
Treatment Group(s): 2
Primary Treatment: Placebo
Phase: 2
Study Start date:
December 14, 2022
Estimated Completion Date:
November 17, 2025

Connect with a study center

  • Therapeutics Clinical Research

    San Diego, California 92123
    United States

    Site Not Available

  • Therapeutics Clinical Research

    San Diego 5391811, California 5332921 92123
    United States

    Site Not Available

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