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Winston Salem, North Carolina 27157


The purpose of this research study is to examine the role of nerves in the skin in psoriasis and to better understand the effects of capsaicin in psoriasis.In this study, capsaicin will be compared to a moisturizer (aquaphor ointment).


Inclusion Criteria: - Adult men and women who are 18 years of age or older. - Diagnosis of plaque-type psoriasis is required to be confirmed by clinical criteria. - Subjects must be in general good health with no other skin disease, disease state or physical condition which would impair evaluation of psoriasis or which would increase their health risk by study participation. - Subjects must be willing to receive topical capsaicin weekly for 6 weeks and must be willing to undergo 3mm punch biopsies at baseline and at week 6. - Subjects may not receive any systemic therapies during the study. - Subjects are required to complete a 4 week washout period from any systemic medication and/or phototherapy prior to enrolling in the study. - Stable use of moisturizers will be allowed provided that use has been stable for at least 14 days. - Women of child bearing age will be required to have a negative pregnancy test in order to enroll in the study and will be required to maintain adequate birth control throughout the study. Exclusion Criteria: - Subjects who are unable to complete the required measures. - Subjects diagnosed with other skin diseases that would affect the measurement of cutaneous blood flow. - Subjects with any history of any disease associated with neuropathy, including diabetes, alcoholism, uremia, HIV infection, hypothyroidism, or cancer chemotherapy. - Subjects who are currently enrolled in any investigational study in which the subject is receiving any type of drug, biologic, or non-drug therapy and subjects undergoing treatment with another investigational drug or approved therapy for investigational use within 28 days prior to investigational drug administration. - Subjects who have used any topical therapy for psoriasis or other skin diseases in the past 7 days. - Subjects receiving any of the following treatments or agents within the 28 days prior to investigational drug administration will be excluded: systemic retinoids, systemic steroids, methotrexate, cyclosporine, azathioprine, thioguanine, etanercept, efalizumab, infliximab, adalimumab or mofetil or other systemic immunosuppressant, and phototherapy, including Ultraviolet B (UVB) and Psoralen + Ultraviolet A (PUVA). - Subjects with a known allergy to capsaicin. - Children less than 18 years of age. - Pregnant women.



Primary Contact:

Principal Investigator
Gil Yosipovitch, MD
Wake Forest University Health Sciences

Backup Contact:


Location Contact:

Winston Salem, North Carolina 27157
United States

There is no listed contact information for this specific location.

Site Status: N/A

Data Source: ClinicalTrials.gov

Date Processed: March 16, 2018

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