Salicylic acid 2% acne medication. Helps visibly reduce pimple size and redness overnight. Clearasil Ultra Skin science: Skin renews and regenerates faster at night. It's an ideal time to treat your skin. How Clearasil works with your skin: Washes away dirt, oil and bacteria. Continues to work through the night. Visibly Reduces pimple size and redness by morning. Dermatologist tested. Made in France.