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Analgesia, Patient Controlled

Relief of Pain, without Loss of Consciousness, through Analgesic Agents administered by the Patients. It has been used successfully to control Postoperative Pain, during Obstetric Labor, after Burns, and in Terminal Care. The choice of agent, dose, and lockout interval greatly influence effectiveness. The potential for overdose can be minimized by combining small bolus doses with a mandatory interval between successive doses (lockout interval).