Effect of intravenous ibuprofen on emergence agitation in children undergoing tonsillectomy with propofol anaesthesia: a double-blind, placebo-controlled, randomized study

INTERVENTION:

experimental roup:Intravenous ibuprofen;control group:placebo;

CONDITION:

emergence agitation

PRIMARY OUTCOME:

emergence agitation;

SECONDARY OUTCOME:

pain;emergence time;remedy;postoperative nausea and vomiting;

INCLUSION CRITERIA:

1. Aged 3‐9 years. 2. With an American Society of Anesthesiologists (ASA) risk score of I–II. 3. Receive selective tonsillectomy (with or without adenoidectomy). 4. Before the start of any activities related to the trial, the subjects legal guardian signs an informed consent, has a full understanding of the purpose and significance of the trial, and is willing to abide by the trial protocol.