Very common in the UK in hospital settings. Probably the one of the most used strong painkillers - most people I know who have had painful surgery got it post o

Very common in the UK in hospital settings. Probably the one of the most used strong painkillers - most people I know who have had painful surgery got it post operation. A GP could also prescribe it no problems. Indeed there are a small number of people that get it prescribed if other drug treatments have failed.