Objectives: To compare the benefits and adverse effects of three different drug combinations when used for single-shot epidural anaesthesia for day-case arthroscopy. Design of Study: Prospective, random, double-blind study. Setting: A 250 bedded secondary care hospital. Period: From October 2005 to Feb 2007. Material and Methods: We studied 75 adult male patients, aged between 23 to 63 years, weight