Table 5

The leading PIMs* identified in 27 485 169 prescriptions in a Taiwanese study population in 2009

Drug name and anatomical (ATC) code/prevalence of exposure (%)2012 BeersPIM-TaiwanPRISCUS
  • Diclofenac (M01AB05)/5.07%

  • Cimentidine (A02BA01)/3.69%

  • Clorzoxazone (M03BB03)/2.88%

  • Zolpidem (N05CF02)/2.80%

  • Alprazolam (N05BA12)/2.51%

  • Dipyridamole (B01AC07)/2.45%

  • Mefenamic acid (M01AG01)/2.30%

  • Lorazepam (N05BA06)/2.08%

  • Nifedipine (B01AC05)/2.01%

  • Ibuprofen (M01AE01)/1.90%

  • Metoclopramide (A03FA01)/1.76%

  • Doxazosin (C02CA04)/1.74%

  • Meloxicam (M01AC06)/1.56%

  • Dexchlorpheniramine (R06AB02)/1.55%

  • Pirecetam (N06BX03)/1.46%

  • Mequitazine (R06AD07)/1.43%

  • Diazepam (N05BA01)/1.31%

  • Clonazepam (N03AE01)/1.28%

  • Chlorpheniramine (R06AB54)/1.24%

  • Terazosin (G04CA03)/1.18%

  • Estazolam (N05CD04)/1.17%

  • Fludiazepam (N05BA17)/1.10%

  • Glibenclamide (A10BB01)/1.07%

  • *A potentially inappropriate medication (PIM) was defined as ‘leading’ if it accounted for more than 1% of total prescriptions.

  • ATC, Anatomical Therapeutic Chemical.