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a nonbarbiturate anesthetic related to phencyclidine, administered intravenously or intramuscularly to produce dissociative anesthesia. Approximately 12 per cent of patients experience emergence reactions, which can include frightening hallucinations and dreams.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A parenterally administered anesthetic that produces catatonia, profound analgesia, increased sympathetic activity, and little relaxation of skeletal muscles; side effects include sialorrhea and occasional pronounced dysphoria, especially in adults; chemically related to phencyclidine (PCP), it can produce hallucinations.
Farlex Partner Medical Dictionary © Farlex 2012
A general anesthetic given intravenously or intramuscularly, used especially for minor surgical procedures in which muscle relaxation is not required, and used illegally as a recreational drug.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
Pharmacologic effects Dissociative anaesthesia, CNS stimulant, hallucinations, visual distortion, a loss of senses, sense of time, and identity for 30 minutes to 2 hours, delirium, amnesia, impaired motor function, hypertension, depression, recurrent flashbacks, potentially fatal respiratory problems
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
ketamineSubstance abuse A surgical anesthetic withdrawn from the market due to disorientation and violent behavior that occurred when Pts regained consciousness; on the club scene, ketamine is in liquid form or a white powder snorted or smoked with marijuana or tobacco products Pharmacologic effects Dissociative anesthesia, CNS stimulant, hallucinations. visual distortion, a loss of senses, sense of time, and orientation for 30 mins to 2 hr, delirium, amnesia, impaired motor function, HTN, depression, recurrent flashbacks, potentially fatal respiratory problems
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
ketamineA drug used to produce insensitivity to pain, mental and emotional dissociation and lack of awareness so that surgical procedures can be carried out on a conscious patient. It is related to PHENCYCLIDINE. The drug is on the WHO official list.A brand name is Ketalar.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
A parenterally administered anesthetic that produces catatonia, profound analgesia, increased sympathetic activity, and little relaxation of skeletal muscles; side-effects include sialorrhea and occasional pronounced dysphoria.
Medical Dictionary for the Dental Professions © Farlex 2012