Dry up and clear pimples with the Neutrogena Stubborn Acne Spot Drying Lotion. This fast-acting acne treatment helps to penetrate pores and eliminate stubborn acne by shrinking pimples while reducing redness and relieving skin discomfort. Formulated with 10%  sulfur to penetrate pores and help eliminate acne, and 4% niacinamide to help target dark spots including post-acne marks.