Inclusion Criteria:

- Voluntary acceptance to participate in the study and signed the informed consent
form

- Age older than 18 years old and younger than 70 years

- Diagnosis of appendicitis, cholecystitis or ovarian cysts suitable of laparoscopic
surgery

Exclusion Criteria:

- Age less than 18 years or older than 70 years.

- Laparoscopic procedures for diagnostic purposes.

- Current use of anticoagulants.

- Known hypersensitivity to etoricoxib or its components.

- History of a CABG or MI (less than 1 year)

- History of unstable angina (over the past six months).

- Current inflammatory bowel disease.

- Uncontrolled hypertension or heart failure

- Renal dysfunction/impairment (creatinine clearance < 30ml/min)

- Cirrhosis or severe hepatic dysfunction

- Any degree of dehydration (mild to severe)