Description ISDIN Nutradeica Anti Oily Dandruff Shampoo cares for hair and scalp with Ichthyol Pale and piroctone olamine, relieving itching and reducing excess sebum and dandruff from the first applications. HOW TO USE? Apply to damp hair, massage until lathered, leave 3 minutes then rinse. Use 3 times a week, alternating with a mild shampoo.