Ultra Violet B Radiation (UVR) Study of Strontium Chloride Hexahydrate Hydrocortisone

Inclusion Criteria: * Signed and dated informed consent prior to any study-mandated procedure * Subjects in good health as determined by the Investigator * Willing and able to comply with study requirements * Age ≥ 18 * Fitzpatrick skin types I, II, or III * Willing to avoid sun exposure, tanning lamps and use of any topical products on the test areas during the study * Willing not to wash test areas during treatment period * Willing to abstain from sauna, exposure to extreme cold or major physical activities during the treatment period of the study * For females, subjects of childbearing potential (including peri-menopausal women who have had a menstrual period within 1 year) must be using appropriate birth control (defined as a method which results in a low failure rate, i.e., less than 1% per year when used consistently and correctly, such as implants, injectables, some intrauterine contraceptive devices (IUDs), sexual abstinence, or a vasectomized partner). Oral contraceptive medications are allowed in this study. Female subjects, who are surgically sterile (bilateral tubal ligation, bilateral oophorectomy or hysterectomy) are also allowed for participation Exclusion Criteria: General * Planned treatment or treatment with another investigational drug within 30 days prior to randomization. * Subjects who are inmates of psychiatric wards, prisons, or other state institutions * Investigator or any other team member involved directly or indirectly in the conduct of the cl…