Efficacy of Nefopam and Morphine in Balanced Analgesia for Acute Ureteric Colic

Inclusion Criteria: * Acute flank with visual analog pain scale score equal or more than 5 * and most possible diagnosis after initial clinical exam is acute renal colic Exclusion Criteria: * Pregnant or lactating women * Patients whose use of any of the study drugs is contraindicated * Patients with documented renal or hepatic failure or those with clinical findings suggesting the diagnoses * Recent episode of acute myocardial infarction or patients with significant heart failure * Patients with documented gastric/duodenal ulcer or those with clinical findings suggesting the diagnoses * Patients with bleeding tendency * Patients who have history of any seizure * Patients with documented organic brain injury * Patients taking warfarin * Patients whose primary diagnosis is not renal colic