Intended Use Vichy Dercos Anti-Dandruff Shampoo 390ml - Dry Hair - Fights against dandruff formation - Nourishes and moisturizes dry and damaged hair. Product Benefits How to Use Vichy Dercos Anti-Dandruff Shampoo 390ml - Dry Hair After applying to your hair for the first time, leave it on for 2 minutes and rinse. For continued use, apply by massaging and rinse. -4-week program- Avoid contact with eyes and irritated skin. "In case of contact with eyes, rinse with plenty of water."