<prompt> Preanesthetic medication is used for AEDecrease of anesthetic doseDecrease BPPrevent aspirationProduce amnesia for peri-operative events  <response>: Premedications are not used to decrease BP. They are used to the relief of anxiety, to decrease the dose of anaesthesia, to prevent aspiration, to decrease secretion vagal stimulation, to produce perioperative amnesia, and to prevent post-operative nausea vomiting. 