Light-Activated ointment shows promise for rare skin cancer
NCT ID NCT05872854
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a synthetic ointment (HyBryte) activated by visible light to treat mycosis fungoides, a type of skin lymphoma. Ten adults with early-stage disease received treatment for up to 54 weeks. The goal was to see if the ointment could reduce redness, scaling, and plaque thickness on the skin.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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10 people
The number who actually took part.
- Started
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Aug 2023
- Finished
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Dec 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Subjects must have a clinical diagnosis of cutaneous T-cell lymphoma (CTCL, mycosis fungoides), Stage 1A, Stage 1B, or Stage 2A. (Stage 1 is divided into stages 1A and 1B as follows: Stage 1A: Patches, papules, and/or plaques cover less than 10% of the skin surface. Stage 1B: Patches, papules, and/or plaques cover 10% or more of the skin surface. Stage 2A: Patches, papules, and/or plaques cover any amount of skin surface. Lymph nodes are abnormal, but they are not cancerous.) * Subjects willing to follow the clinical protocol and voluntarily give their written informed consent * Female subjects not pregnant nor nursing and willing to undergo a pregnancy test within 21 days prior to treatment initiation and agree to use a medically accepted method of birth control such as oral contraceptives (birth control pill), Barrier method (condom plus spermicide or diaphragm plus spermicide) or abstaining from intercourse while on study Exclusion Criteria: * History of allergy or hypersensitivity to any of the components of SGX301 * Pregnancy or mothers who are breast-feeding * Males and females not willing to use effective contraception * Subjects with history of sun hypersensitivity or photosensitive dermatoses (e.g., porphyria, systemic lupus erythematosus, Sjogren's, etc.). * Subjects whose condition is spontaneously improving. * Subjects receiving topical steroids or other topical treatments (e.g., nitrogen mustard) on lesions for CTCL within 2 weeks of enrollment * Subjects receiving systemic steroids, psoralen UVA radiation therapy (PUVA), narrow band UVB light therapy (NB-UVB) or carmustine (BCNU) or other systemic therapies for CTCL within 3 weeks of enrollment * Subjects who have received electron beam irradiation within 3 months of enrollment * Subjects with a history of significant systemic immunosuppression * Subjects taking other investigational drugs or drugs of abuse within 30 days of enrollment * Subject with any condition that, in the judgment of the PI, is likely to interfere with participation in the study * Subjects receiving drugs known to cause photosensitization within 2 weeks of starting SGX301 therapy unless they have not had evidence of photosensitization after receiving a stable dose of the medication for a minimum of 4 weeks.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Perelman Center for Advanced Medicine
Philadelphia, Pennsylvania, 19034, United States
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Other studies related to the condition(s) this trial covers.
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