Lorazepam is a benzodiazepine drug with short to medium duration of action. It has all five intrinsic benzodiazepine effects: anxiolytic, sedative/hypnotic, anticonvulsant and muscle relaxant, to different extents. It is a powerful anxiolytic. It is a unique benzodiazepine insofar as it has also found use as an adjunct antiemetic in chemotherapy. Since its introduction in 1971, lorazepam's principal use has been in treating the symptom of anxiety. Among benzodiazepines, lorazepam...