Combination therapy advances.
Clearinghouse, P.O. Box 6003, Rockville, MD 20849-6003. The state of the art may have changed since the publication date. Combination therapy advances. Clearinghouse, P.O. Box 6003, Rockville, MD 20849-6003. A new class of drugs, protease inhibitors, has been shown to help prevent disease progression and death in people with low T4 cell counts.