Hydroxychloroquine sulfate

Hydroxychloroquine sulfate is a lysosomotropic agent which inhibits autophagy and triggers apoptosis in a variety of cell types.1,2 Augments the anticancer activity of DNA-damaging chemotherapy.3 Antiinflammatory activity. Decreases cell surface expression of TNFα receptors in U937 cells.4 Hydroxychloroquine sulfate has been used to treat alopecia successfully5 and is a clinically useful antimalaria agent. Cell permeable and active in vivo.