A common use is in painful treatments of children. Examples of treatments where it can be used are suturing, lumbar puncture, injection, wound debridement, painful application of dressings and for children who are afraid of needles.
There are several benefits:
Short onset time
Non-invasive – i.e. no needles or anything else that can hurt
Rapidly fading effect
Few and mild side-effects
The child can eat immediately after the procedure
The child can go home after about 30 minutes