rash reaction from drug or food allergy on face of caucasian man

acne adolescence allergies allergy bacteria blackheads blemished blemishes body care cheek closeup condition dermatitis dermatological dermatology discomfort disease disorders dots eczema face facial food head health hormone hygiene infection irritating irritation itchy macro man mature painful pimple pox problem pus pustules rash reaction scar scratching skin smallpox symptom ugly unhealthy