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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: Addiction. 2013 Mar 21;108(6):1084–1094. doi: 10.1111/add.12108

Table 3.

Moderate to severe adverse events experienced by patients randomized to placebo and VEN during the trial (N=103)

PBO VEN-XR
(N=52) (N=51) p-valuea
Adverse Effect n % n %
Anxiety 1 1.9 6 11.8 0.060
Diarrhea 3 5.8 4 7.8 0.715
Dizziness 2 3.8 8 15.7 0.052
Fatigue 1 1.9 6 11.8 0.060
GI Upset 2 3.8 6 11.8 0.160
Headache 4 7.7 2 3.9 0.678
Insomnia 4 7.7 7 13.7 0.358
Loss of Libido 0 0 6 11.8 0.013
Muscle Aches 4 7.7 2 3.9 0.678
Nausea 4 7.7 6 11.8 0.526
Syncopy or Light Headed 4 7.7 2 3.9 0.678
a

P-values were obtained using Fisher exact test.

*

Side effects encountered exclusively in the VEN-XR group include constipation, depression, fever, gas, and loss of libido.