From: Effectiveness of intravenous lidocaine versus intravenous morphine for patients with renal colic in the emergency department
Group I
perioral numbness
3 (2.5 %)
transient dizziness
10 (8.3 %)
dysrathria
2 (1.7 %)
Without side effect
105 (87.5 %)
Group II
hypotension
vertigo
nausea
9 (7.5 %)
vomiting
2 (1.6 %)
104 (86.7 %)