Ducray Selegel shampoo gel. Treatment of the scalp is flaking (dandruff dry rebellious and recurrent). Instructions for use: Apply shampoo into wet hair. Perform a gentle massage to remove dirt. Rinse. Repeat allowing a reaction to shampoo at least 3 minutes. Rinse thoroughly with water. COMPOSITION: 1% selenium disulfide. Ictyol 1%. Base lavante smooth.