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. 2011 Feb 28;11:15. doi: 10.1186/1471-230X-11-15

Table 6.

Rate of adverse drug reaction by daily dose1)

Daily dose of omeprazole
Total
(N = 7711)
10 mg
(N = 2956)
20 mg
(N = 4726)
40 mg2)
(N = 29)
No. of patients with adverse drug reactions 71 26 45 0
No. of adverse drug reactions 73 28 45 0
Rate of adverse drug reactions 0.92% 0.88% 0.95% 0%

Preferred term3)
Diarrhoea 7 (0.09) 3 (0.10) 4 (0.08) 0
Abdominal distension 5 (0.06) 2 (0.07) 3 (0.06) 0
Drug eruption 5 (0.06) 1 (0.03) 4 (0.08) 0
Thirst 5 (0.06) 1 (0.03) 4 (0.08) 0
Pruritus 4 (0.05) 2 (0.07) 2 (0.04) 0
Upper abdominal pain 3 (0.04) 0 3 (0.06) 0
Constipation 3 (0.04) 1 (0.03) 2 (0.04) 0
Vomiting 3 (0.04) 1 (0.03) 2 (0.04) 0
Eczema 3 (0.04) 1 (0.03) 2 (0.04) 0
Rash 3 (0.04) 1 (0.03) 2 (0.04) 0
Abnormal hepatic function 2 (0.03) 0 2 (0.04) 0
Muscle pains 2 (0.03) 1 (0.03) 1 (0.02) 0

Values are n (%).

1) Some patients have more than one adverse drug reaction; events occurred in two or more patients are listed.

2) 20 mg twice daily.

3) MedDRA Ver12.0.