Severe Dandruff problem with severe infection.

Patient: I have dandruff problem since three years.I have visited doctors but it is of no use.The possible indications are rough flakes that are falling every time.Problem increases during winter.Anti Dandruff shampoos are of no use since it just gets controlled for one day.Also the problem is becoming severe causing hair fall.It is also infecting tye portion on eye brows of my right eye.