Treatment with a cyclooxygenase-2 inhibitor and a leukotriene B.sub.4 receptor antagonist is described as being useful in reducing recipient rejection of transplanted organs and for treatment of autoimmune diseases.
This application is a divisional of U.S. Ser. No. 09/659,299, filed Sep. 12, 2000 now U.S. Pat. No. 6,617,345, which is a divisional of U.S. Ser. No. 09/075,633, filed May 11, 1998 now U.S. Pat. No. 6,172,096, which is a continuation of 08/600,580, filed Feb. 13, 1996, now abandoned.
