Knowledge and information sources of potential drug–drug interactions of healthcare professionals among Buraydah Hospitals

Table 4 Healthcare professionals` knowledge of potential drug–drug interactions in general hospitals of Buraydah

Drug pairs	Contra-indicated N [%]	Could be used under monitoring N [%]	No interaction N [%]	Not sure N [%]
Acetaminophen with codeine + amoxicillin	6 [4.4]	5 [3.7]	90 [66.7]*	34 [25.2]
Carbamazepine + clarithromycin	26 [19.3]	42 [31.1]*	16 [11.9]	51 [37.8]
Digoxin + verapamil	24 [17.8]	52 [38.5]*	10 [7.4]	49 [36.3]
Digoxin + clarithromycin	13 [9.6]	43 [31.9]*	22 [16.3]	57 [42.2]
Digoxin + sildenafil	13 [9.6]	24 [17.8]	40 [29.6]*	58 [43.0]
Metformin + erythromycin	2 [1.5]	13 [9.6]	58 [43.0]*	62 [45.9]
Nitroglycerin + sildenafil	75 [55.6]*	15 [11.1]	5 [3.7]	40 [29.6]
Simvastatin + itraconazole	33 [24.4]*	26 [19.3]	15 [11.1]	61 [45.2]
Warfarin + cimetidine	26 [19.3]	38 [28.1]*	18 [13.3]	53 [39.3]
Atenolol + ranitidine	1 [0.7]	12 [8.9]	58 [43.0]*	64 [47.4]
Carbamazepine + cimetidine	14 [10.4]	38 [28.1]*	22 [16.3]	61 [45.2]
Warfarin + fluconazole	47 [34.8]*	24 [17.8]	11 [8.1]	53 [39.3]
Allopurinol + pyrazinamide	15 [11.1]*	12 [8.9]	32 [23.7]	76 [56.3]
Praziquantel + rifampicin	34 [25.2]*	15 [11.1]	10 [7.4]	76 [56.3]
Warfarin + co-trimoxazole	35 [25.9]*	20 [14.8]	16 [11.9]	64 [47.4]

ISSN: 2052-3211