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Table 5 DTRPs identified and resolved by pharmacists in a 37-year-old hypertensive SP with gastric ulcer

From: Drug therapy-related problem management in Nigeria community pharmacy – process evaluation with simulated patient

Classification and types of DTRPs

Identified

N (%)

Not identified

N (%)

Unnecessary drug therapy (Multiple drug products were prescribed when single drug therapy is required)

 Clopidogrel + aspirin

25 (69.4)

11 (30.6)

 Frusemide + hydrochlorothiazide

16 (44.4)

20 (55.6)

Unnecessary drug therapy (No valid medication indication for drug at this time)

 Frusemide is not indicated since there was no oedema.

15 (41.7)

21 (58.3)

Dosage too low (A drug interaction reduces the amount of drug available)

 Omeprazole decreases the level of clopidogrela

2 (5.6)

34 (94.4)

Dose too high (The dose too high for the patient)

 Hydrochlorothiazide 25 mg twice daily

6 (16.7)

30 (83.3)

Action taken to investigate DTRP

Action taken

n (%)

Action not taken

n (%)

 Checked for drug interactions.

0 (0.0)

36 (100.0)

 Asked the simulated patient for clarification on medication-related issues.

13 (36.1)

23 (63.9)

 Made clarification from the prescriber on the use of aspirin and clopidogrel together.

17 (47.2)

19 (52.8)

 Made clarification from the prescriber on the concomitant use of Hydrochlorothiazide and furosemide

17 (47.2)

19 (52.8)

Recommendations made to resolve the DTRPs

Recommendation made

n (%)

Recommendation not made

n (%)

 Suggested to the physician the use of hydrochlorothiazide only instead of hydrochlorothiazide and frusemide together.

14 (38.9)

22 (61.1)

 Suggested the discontinuation of clopidogrel

26 (72.2)

10 (27.8)

 Suggested reduction in hydrochlorothiazide 25 mg frequency of use to once daily.

12 (33.3)

24 (66.7)

  1. DTRPs Drug therapy-related problems, aSerious - Avoid or Use alternative, SP simulated patient.