Can cause Physical and psychological dependence with withdrawal symptoms; decreased tidal volume and respiration rate; apnoea; headache; hiccup; nausea
increased appetite
vomiting; cough; oversedation; seizure-like activity (paediatrics); paradoxical reactions; kernicterus; nystagmus; skin rash
pruritus; reduced alertness
confusion
euphoria
hallucinations
fatigue
dizziness
ataxia
post-operative sedation
anterograde amnesia; jaundice; cardiac arrest
heart rate changes
thrombosis; anaphylaxis; laryngospasm
bronchospasm.