not recommended for clients that are pregnant using Accutane, Avage, Avita, Differin, Tazorac, other keratolytic medications (that increase skin exfoliation) or are sunburned or had recent laser or plastic surgery. Also, not recommended for clients with lesions, dermatosis (eczema or psoriasis); infected pustulas; during herpes outbreaks or on people with fever, AIDS, cancer or a contagious disease.