Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
ara-AAdenine arabinoside or vidarabine. This is an analogue of adenine and acts by inhibiting DNA polymerase so that viral DNA synthesis is inhibited. It is effective against herpes viruses, varicella-zoster virus, vaccinia and hepatitis B viruses.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005