Table 5

Drug classes most frequently associated with preventable drug related admissions due to adherence problems.

British National Formulary classAdverse drug eventProblemNumber of cases
*If a drug related admission involves more than one causative drug it may be recorded more than once in the table.
†Further details on “other” drug categories are available on the QSHC website (
Loop diureticsCongestive cardiac failureNot taking medication*8
DehydrationTaking too much1
AntiepilepticsFittingNot taking medication7
CorticosteroidsExacerbation of asthmaNot taking medication7
NitratesChest painNot taking medication*5
InsulinsHyperglycaemiaNot taking medication3
HypoglycaemiaNot eating and continuing to use same dose of insulin2