Pain relief for reduction of acute anterior shoulder dislocations: a prospective randomized study comparing intravenous sedation with intra-articular lidocaine.

Objectives: The aim was to compare the effectiveness of intra-articular lidocaine (IAL) versus intravenous Demerol and Diazepam (IVS) in reduction of acute anterior shoulder dislocation.

Design: This is a prospective randomized study.

Setting: Emergency room setting.