Table 2.

Pharmacy Students’ Scores on an Assessment of DDI Management Strategy

Object DrugPrecipitant DrugCorrect Answer for MS ScoresCorrect Response, % BaselineCorrect Response, % Post TestCorrect Response, % 1-YearAbsolute Difference in Scores Between:
Baseline and PostPost and 1-YearBaseline and 1-Year
NitroglycerineSildenafilAC94100100+60+6
WarfarinSulfamethoxazole/trimethoprimUAC268856+62−32+30
Acetaminophen/codeineAmoxicillinNI91100100+90+9
WarfarinNaproxenUAC249138+67−53+14
WarfarinAmiodaroneTP506859+18−9+9
WarfarinFluconazoleUAC329141+59−50+9
DigoxinAmiodaroneTP218244+61−38+23
CarbamazepineClarithromycinTP508541+35−44−9
WarfarinGemfibrozilUAC189132+73−59+14
SimvastatinItraconazoleUAC246853+44−15+29
DigoxinItraconazoleTP297441+45−33+12
DigoxinClarithromycinTP299153+62−38+24
DigoxinSildenafilNI449159+47−32+15
MetforminErythromycinNI388859+50−29+21
WarfarinDigoxinNI97944+70−35+35
  • Abbreviations: MS = DDI Management Strategy; AC = Avoid Combination; UAC = Usually Avoid Combination; TP = Take Precautions; NI = No Interaction.