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Table 4 Adverse events

From: Combining varenicline and nicotine patches: a randomized controlled trial study in smoking cessation

Adverse event Varenicline + Nicotine patch Varenicline + Placebo
Number = 170 Number = 171
n (%) n (%)
Insomnia 29 (17.3%) 23 (13.2%)
Nausea 31 (18.3%) 33 (19.1%)
Abnormal dreams 29 (17.4%) 26 (15.1%)
Constipation 15 (8.8%) 13 (7,6%)
Dyspepsia 10 (5.9%) 8 (4.7%)
Headache 7 (4.1%) 4 (2.6%)
Othera 9 (5.3%) 11 (6.4%)
  1. aIrritability, depressive symptoms, fatigue, hypotension.