Premedication and postoperative vomiting

Postoperative nausea and vomiting

Postoperative nausea and vomiting (PONV) is a long-standing issue, not a new concept in anesthesiology. Despite many studies over the last several decades, PONV remains a significant problem due to its complex mechanism. This review presents a summary of the mechanism underlying the pathogenesis of PONV, focusing on preventive treatment, particularly the use of new drugs. In addition, we discus...

Postoperative Nausea and Vomiting

Controlling postoperative nausea and vomiting

Postoperative nausea and vomiting (PNV) in the ambulatory surgical unit is a continuing and vexing problem. Delayed discharges and patient discomfort have major impact in an outpatient setting. An understanding of the causes and aetiologies of PNV including anaesthetic, surgical and patient factors is critically important in the management of these patients. Therapy begins with a good history, ...

Clonidine premedication for postoperative analgesia in children.

BACKGROUND Postoperative pain remains a significant problem following paediatric surgery. Premedication with a suitable agent may improve its management. Clonidine is an alpha-2 adrenergic agonist which has sedative, anxiolytic and analgesic properties. It may therefore be a useful premedication for reducing postoperative pain in children. OBJECTIVES To evaluate the evidence for the effective...

Factors That Influence Postoperative Vomiting*

WE AVE ~r.T. famlhar with the observation that when two pahents undergo the same operalaon, one may vomit repeatedly, while the other may not even be nauseated Much interest has centred around the reasons underlying these differences, since many anaesthetists and surgeons are reluctant to gwe powerful ant:-emehe drugs unnecessarily to pataents who may not have vom:ted without them : If we could...