Ingredients: Contains 5% w/w Aciclovir, also contains: Dimeticone, Propylene Glycol, Poloxamer 407, Cetostearyl Alcohol, Sodium Laurilsulfate, White Soft Paraffin, Liquid Paraffin, Arlacel 165 (Glycol Monostearate, Macrogol Stearate 100), Purified Water.