- n.an immunosuppressant drug used to prevent and treat rejection of a transplanted organ or bone marrow. It is also used to treat rheumatoid arthritis, psoriasis, and atopic eczema. Ciclosporin is administered orally or by intravenous infusion; side-effects include nausea, gum swelling, tremor, excessive hair growth, and kidney impairment. Trade names: Neoral, Sandimmun, Sang-Cya.
Medical dictionary. 2011.