Table 3.

Frequency of Adverse Drug Events According to Drug Classes

Drug class	ADEs, n (%) (n = 1010)	Preventable ADEs, n (%) (n = 141)	Non-preventable ADEs, n (%) (n = 869)	Potential ADEs, n (%) (n = 339)	Intercepted potential ADE, n (%) (n = 98)	Nonintercepted potential ADEs, n (%) (n = 241)
Antibiotics	365 (36)	19 (13)	346 (40)	17 (5.0)	8 (8.2)	9 (3.7)
Antitumor agents	26 (2.6)	3 (2.1)	23 (2.7)	1 (0.3)	0 (0)	1 (0.4)
Diuretics	20 (2.0)	4 (2.8)	16 (1.8)	11 (3.2)	3 (3.1)	8 (3.3)
Antihypertensives	52 (5.1)	9 (6.4)	43 (5.0)	40 (12)	12 (12)	28 (12)
Antiarrhythmics	2 (0.2)	0 (0)	2 (0.2)	3 (0.9)	3 (3.1)	0 (0)
Cardiovascular	14 (1.4)	2 (1.4)	12 (1.4)	7 (2.1)	4 (4.1)	3 (1.2)
Anticoagulants	30 (3.0)	4 (2.8)	26 (3.0)	6 (1.8)	2 (2.0)	4 (1.7)
Dyslipidemic agents	14 (1.4)	0 (0)	14 (1.6)	1 (0.3)	1 (1.0)	0 (0)
Antidiabetics	12 (1.2)	2 (1.4)	10 (1.2)	12 (3.5)	3 (3.1)	9 (3.7)
Antiasthmatics	7 (0.7)	0 (0)	7 (0.8)	7 (2.1)	3 (3.1)	4 (1.7)
Peptic ulcer drugs	40 (4.0)	2 (1.4)	38 (4.4)	22 (6.5)	7 (7.1)	15 (6.2)
Laxatives	73 (7.2)	2 (1.4)	71 (8.2)	4 (1.2)	3 (3.1)	1 (0.4)
Antidepressants	3 (0.3)	1 (0.7)	2 (0.2)	4 (1.2)	2 (2.0)	2 (0.8)
Sedatives	87 (8.6)	24 (17)	63 (7.3)	6 (1.8)	6 (6.1)	0 (0)
Antipsychotics	22 (2.2)	3 (2.1)	19 (2.2)	1 (0.3)	0 (0)	1 (0.4)
Antiseizure	13 (1.3)	0 (0)	13 (1.5)	3 (0.9)	2 (2.0)	1 (0.4)
Antiparkinson’s drugs	0 (0)	0 (0)	0 (0)	1 (0.3)	1 (1.0)	0 (0)
NSAIDs	78 (7.7)	25 (18)	53 (6.1)	125 (37)	6 (6.1)	119 (49)
Other analgesics	49 (4.9)	6 (4.3)	43 (5.0)	13 (3.8)	2 (2.0)	11 (4.6)
Corticosteroids	32 (3.2)	0 (0)	32 (3.7)	4 (1.2)	3 (3.1)	1 (0.4)
Antihistamines	1 (0.1)	0 (0)	1 (0.1)	0 (0)	0 (0)	0 (0)
Electrolytes or fluids	27 (2.7)	26 (18)	1 (0.1)	11 (3.2)	5 (5.1)	6 (2.5)
Experimental drugs	1 (0.1)	0 (0)	1 (0.1)	0 (0)	0 (0)	0 (0)
Others	42 (4.2)	9 (6.4)	33 (3.8)	40 (12)	22 (22)	18 (7.5)

ADEs, adverse drug events; NSAIDs, Non-steroidal antiinflammatory drugs