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. 2000 Apr 29;320(7243):1184–1187. doi: 10.1136/bmj.320.7243.1184

Table 3.

Odds ratios for the risk of drowsiness and sedation associated with antihistamines

Unadjusted
Adjusted for age and sex
Odds ratio (95% CI) P value Odds ratio (95% CI) P value
Loratadine 1 (baseline) 1 (baseline)
Cetirizine 3.52 (2.17 to 5.71) <0.0001 3.53 (2.07 to 5.42) <0.0001
Fexofenadine 0.68 (0.38 to 1.22) 0.2 0.63 (0.36 to 1.11) 0.1
Acrivastine 3.27 (2.0 to 5.39) <0.0001 2.79 (1.69 to 4.58) <0.0001