“…Deaths due to aplastic anaemia have occurred in patients given mepacrine for lupus erythematosus (Sawicky, Kanof, Silverberg, Braitman, and Kalish, 1952;Paton, Riddell, and Strong, 1955). I have knowledge of one patient with rheumatoid arthritis who died of aplastic anaemia after mepacrine treatment, and I had two arthritics who have fortunately recovered.…”