Table 7: Incidence (%) of Patients Reporting Adverse Reactions Leading to Discontinuation in Placebo-controlled Clinical Studies (up to 12 Weeks Duration) Body System Adverse Reaction Effexor XR n = 3,558 Placebo n = 2,197 Body as a whole Asthenia 1.7 0.5 Headache 1.5 0.8 Digestive system Na...