Isdin Acniben 3 - On the Spot 15 ML: Controlling blemishes and pimples is quick and easy with Acniben ON THE SPOT drying gel. Thanks to its unique formula with niacinamide, salicylic acid and mandelic acid, this gel helps eliminate localized pimples on oily and acne-prone skin. Key Components Salicylic Acid Mandelic Acid Alcohol Denat Indication Eliminates pimples How to use Apply directly to the pimple once or several times a day until it disappears completely.