Conclusions : International differences in prescriber behaviour may influence , and in turn be influenced by , the conduct of clinical trials .
Objective : International differences are thought to exist in dosages used by clinicians treating mood disorders .
This study examined international dosage differences in antidepressant clinical trials , using a data base formed and maintained as a component of a Cochrane review of comparative clinical trials of fluoxetine .
Fluoxetine, a Selective Serotonin Uptake Inhibitor, for the Treatment of Outpatients with Major Depression
In a double-blind , placebo-controlled study the authors found that fluoxetine , a potent and selective inhibitor of serotonin reuptake , was an effective antidepressant in moderately depressed , ambulatory out patients . Typical adverse effects reported by patients treated with fluoxetine  included agitation , nausea , fatigue , and insomnia . Compared to imipramine , fluoxetine was associated with fewer complaints of dry mouth , constipation , and dizziness
Conclusions : International differences in prescriber behaviour may influence , and in turn be influenced by , the conduct of clinical trials .
Objective : International differences are thought to exist in dosages used by clinicians treating mood disorders .
This study examined international dosage differences in antidepressant clinical trials , using a data base formed and maintained as a component of a Cochrane review of comparative clinical trials of fluoxetine .