This is a randomised, double-blind, multicentre, placebo controlled study in children and adolescents aged 6 to less than 18 years presenting to an ED requiring analgesia for acute pain, with visual analogue scale (VAS) score of 60 to 80 mm associated with minor trauma. In the context of the current study, minor trauma refers to "a non-critical and non-limb threatening physical wound or injury of the tissues", such as, soft tissue injuries, fractures of the extremities, burns, penetration by foreign bodies, lacerations, dislocation, contusions, etc.