Prevention of graft rejection while minimizing morbidity remains the single
most important objective in liver transplantation. Advances in immunosuppr
ession have provided excellent patient and graft survival with relatively l
ow incidences of acute rejection. However it is apparent that the toxicity
of the present immunosuppressive drugs accounts for much of the morbidity a
fter transplantation. Attention is now being focused on combination drug th
erapies to reduce morbidity while maintaining the excellent results achieve
d with present immunosuppressive agents.