Hi, my name is XXXX. I have primary myelofibrosis and currently treated with 2 gr of Hydrea everyday due to high platelets. I had splenectomy 4 months ago and have been on penicillin everyday since the surgery. Now I venoticed that I have dark grey spots in my tongue, do you know what has caused these spots? I know Hydrea has caused my hand skin and nail become darker but I haven t read/heard that hydrea causes dark tongue too. thanka so much. Really appreciate your answer. XXXX
Hi, Hy Chat Doctor.  It may be related to poor oral hygiene, low saliva production, liquid diet, and use of antibiotics. It can be prevented by brushing your tongue using a soft toothbrush, Brush after eating and