- Subjects who on direct questioning and/or physical examination have past or present evidence of eczema or psoriasis local to the site of administration, uncontrolled diabetes (fasting plasma glucose concentration consistently at or above 7.0mmol 1-1 (126 mg dl-1), severely immunocompromised patients and/or malignant skin tumours e.g. melanomas, squamous or basal cell carcinomas.