Dose Regimen Study of SLI-F06 in Healthy Volunteers

Trial statusRecruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18-65
SponsorScarless Laboratories, Inc.

About this trial

Multi-center, dose-regimen, double-blind study evaluating the safety and efficacy of 4 doses of SLI-F06 compared with vehicle for improvement in scar appearance

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Healthy subjects, male or female, ages 18 to 65

Subjects with a Body Mass Index (BMI) 18.5-30 and at least 40 kg

Subjects with symmetrically located right and left scapular lines relative to the midline, and at least 12 cm distance between the right and left scapular lines.

Be able to follow study instructions and likely to complete all required visits.

Disqualifiers

Female subjects who are pregnant, breast-feeding, or of childbearing potential and not practicing reliable birth control methods

Subjects who were previously treated with SLI-F06

Subjects with evidence of hypertrophic or keloid scarring

Subjects with obvious back abnormalities (e.g., severe scoliosis)

Trial design

Design model

Parallel

Treatments tested in this trial

  • SLI-F06

    Drug

    Skin injection of SLI-F06 at each wound edge after closure of punch biopsy excision.

Treatment groups

30 Participants
are divided into 3 treatment groups
Group A: Cohort AExperimental treatment 1 intervention
Group B: Cohort BExperimental treatment 1 intervention
Group C: Cohort CExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Change in Scarless Labs Observer Scale

Exploratory scale for observer to assess different scar parameters, including Surface Area, Elevation / Depression, Relief, Thickness, Pliability, Vascularity and Pigmentation. The observer then makes an Overall global assessment (scale 0 to -3) of the scar based on the clinical assessment of the scar parameters. All parameters are assessed on a scale of 0-3 (except pigmentation, -3 \[hypo\] to +3 \[hyper\]), where 0 correlates to a scar that is indistinguishable from normal skin with greater deviation from 0 correlating with more severe scar. The observer creates a forced rank between scars on the upper and lower back based on best (1) to worst (4) cosmetically.

Time frame
Months 1,3,6 and possibly 9

Secondary outcomes

1

Patient and Observer Scar Assessment Scale (POSAS) Observer Scale

Established scar scale with observer rating of 1 (normal skin) to 10 (worst scar imaginable) for 6 different parameters (vascularity, pigmentation, thickness, relief, pliability, surface area) and overall opinion rated on the same 1-10 scale. The sum of these scores is added for a total value with a higher number being worse.

Time frame
Months 1,3,6 and possibly 9
2

Scarless Labs Patient Scale

Exploratory scale for subjects to assess different scar parameters, with 0 being no difference in pain or itching of the scar compared with normal skin and -3 being severe or worse. Patients then select a face on a modified Wong-Baker scale for their overall opinion of the scar.

Time frame
Months 1,3,6 and possibly 9

Other outcomes

Sponsors and contacts

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