durable power of attorney
Pronunciation: dūr′ă-bĕl pow′ĕr ă-tŏr-nē
Definition: A legally qualified advance directive that gives one other person, and often an alternate as well, the authority to make medical decisions should the person signing the advance directive become incompetent and require medical care.
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.