About this trial
The goal of this clinical trial is to evaluate the safety and effectiveness of topical diacerein in adults with psoriasis vulgaris. The primary objective of the study is to compare the proportion of participants who achieve a clinically meaningful improvement in disease severity between the topical diacerein group and the placebo group.
Participants will:
Be assigned to receive topical diacerein 1% or placebo twice daily for a treatment period of 2 months.
Attend follow-up visits at Weeks 2, 4, 6, and 8. Undergo an additional evaluation one month after treatment cessation.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age ≥18 years old of both genders.
Patients with mild chronic plaque psoriasis body surface area (BSA < 10%) along with Psoriasis Area and Severity Index (PASI) score of < 10, and/or Dermatology Life Quality Index (DLQI) score of <10.
Disqualifiers
Documented hypersensitivity or idiosyncratic reaction to the investigational product or any excipients contained within the cream formulation.
Intake of anti-psoriatic systemic therapy within the last 3 months, or topical treatments within the last 2 weeks.
Patients with pustular psoriasis.
Pregnant and breast-feeding individuals.
Trial design
Parallel
Treatments tested in this trial
Diacerein
DrugTopical diacerein cream 1% will be applied to affected skin areas twice daily for a treatment duration of two months.
Placebo
DrugA matching placebo topical formulation will be applied to affected skin areas twice daily for a treatment duration of two months.
Treatment groups
Trial outcomes
Primary outcomes
Proportion of Participants Achieving PASI 75
The proportion of participants who achieve at least a 75% improvement from baseline in the Psoriasis Area and Severity Index (PASI 75), comparing the topical diacerein group with the placebo group.
Secondary outcomes
Proportion of Participants Achieving IGA/Body-IGA Success
The proportion of participants achieving Investigator's Global Assessment (IGA) or Body-IGA success, defined as a score of clear or almost clear with at least a 2-grade improvement from baseline
Proportion of Participants Achieving PASI 90
The percentage of participants achieving at least a 90% improvement from baseline in the Psoriasis Area and Severity Index (PASI 90).
Proportion of Participants Achieving DLQI ≤5
Percentage of participants with a Dermatology Life Quality Index (DLQI) total score of ≤5.
Sponsors and contacts
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This trial is not recruiting at the moment. You can still explore other options: