Severe dandruff - itching Persistent dandruffUse The shampoo is applied to wet hair, the scalp is gently massaged, the shampoo is left for 3 minutes and rinsed well. Use 2-3 times a week, then reduce frequency of use depending on results. Warning Contains resorcinol. In case of contact with eyes, rinse thoroughly. Do not use in children under 3 years of age. Avoid use during pregnancy or breastfeeding. Try other products of the Biorga brand, which you can find in the Cosmetics, Hair Cosmetics and Shampoos categories. If you are not sure about choosing this product, be inspired by the anti-dandruff shampoos category.