Suggest Remedy For White Particles Appearing On The Head

Hi,I m Prakash,Staying Vijaynagar, Past 6 months suffering from hair loss.Earlier I was suffering from Dandruff 4 dat i used Scalpe Shampoo. Now I get cured from that n new problem has arised n that is "small white particle or small sand particle look alike comes in my finger nails whaenever i scratch my head. And i consulted 2 doctors but diagnosed it wronly as dandruff. Later i found it as SABORREA. So advice me ragarding this.