“…For 27 (38.0%), misuse occurs when medicines are not used as prescribed (or medical misuse), 9,10,[15][16][17]21,23,26,27,33,34,38,43,55 when prescription-only medicines are used without prescription (or nonmedical misuse) 5,23,33,55 or both. 23,25,29,32,35,39,[50][51][52] In 14 definitions (19.7%), misuse occurs when initiators do not follow summary of product characteristics (SmPCs, i.e. off-label), medical guidelines or either.…”