ConditionMedication and recommended dosagesEfficacy/recommendationsLevel of evidence
Generalized anxiety disorderFluvoxamine (Luvox), 50 to 300 mg daily3,4 Effective; may be a good long-term alternative to benzodiazepines or other anxiolyticsA: RCT
Paroxetine (Paxil), 20 to 60 mg daily (generalized anxiety disorder is not an off-label use)5 A: RCT
Premature ejaculationParoxetine, 20 mg daily or as needed a few hours before anticipated sexual activity6,7 Effective; consider as first-line treatmentA: RCT
Sertraline (Zoloft), 25 to 50 mg daily or as needed a few hours before anticipated sexual activity6,8,9
Fluoxetine (Prozac), 20 mg daily6
Migraine headaches (prophylaxis)Fluoxetine, 20 to 40 mg daily1012 May be useful if patient cannot use standard prophylactic agents or if other agents fail; good choice if patient has concomitant depression or other illness treatable with SSRIA: RCT
Diabetic neuropathyParoxetine, 40 mg daily13 Possibly effective; other drugs should be considered first. One meta-analysis found no difference between placebo and SSRIs.B: lower quality RCT
FibromyalgiaFluoxetine, 20 mg daily14,15 Possibly effective, particularly when combined with amitriptyline (Elavil)B: lower quality RCT
Citalopram (Celexa), 20 to 40 mg daily16,17 Studies on citalopram showed no significanceB: lower quality RCT
Neurocardiogenic syncopeParoxetine, 20 mg daily18 May be useful if standard treatments failA: RCT
Sertraline, 50 mg daily19 Has been studied in childrenB: nonrandomized, small, prospective trial
Fluoxetine, 20 mg daily20 B: nonrandomized, small, prospective trial