Hi ! Dandruff is a chronic condition that comes and goes. It is due, in part, to a yeast that lives in the scalp. There are many effective treatments including shampoos made of : ketoconazole selenium sulfide zinc pyrithione  You can use a ketoconazole containing antidandruff shampoo like “Scalpe”after washing scalp with your regular shampoo thrice a week for a month and then as maintenance at least once a week for 2 months.You need to leave the product on for 5 to 10 minutes prior to rinsing.  This will help to control the yeast responsible for dandruff. Avoid hair styling products and gels on scalp. Do not keep scalp oiled for long time. Do not share combs etc. Air dry your hair. Avoid using hair dryers. Do not scratch or itch. Hi! Dandruff is a common occurence. It has a tendency to recur. You have to take continuous efforts to keep it at bay. 1. Shampoo hair as frequently as required. Keep the hair clean. 2. Avoid hair styling products till dandruff goes off. 3. Use anti dandruff shampoo which contains ketoconazole once or twice a week. 4.Oil clean washed hair. 5. Do not try to scrape or comb away the flakes. Be gentle with your hair and scalp. 6. Wash your combs and brushes regularly. Do not share them.