Detailed Fluoxetine dosage information for adults and children. Includes dosages for Depression, Panic Disorder, Obsessive Compulsive Disorder and more; plus renal, liver and dialysis adjustments. Prozac (fluoxetine) can treat certain mental health conditions. A typical Prozac dose is 20 mg daily at first. Your healthcare provider may recommend a greater amount. Learn more about fluoxetine dosage, including available strengths, forms, and how it’s taken. Learn the typical dosages of fluoxetine (Prozac) for depression, OCD, and panic disorder. Find details on available strengths (10mg, 20mg, 40mg), daily timing, and what to do if you miss a dose. However, the dose is usually not more than 50 mg of fluoxetine and 12 mg of olanzapine per day. Children younger than 10 years of age—Use and dose must be determined by your doctor. Medscape - Depression, obsessive-compulsive disorder, premenstrual dysphoric disorder-specific dosing for Prozac (fluoxetine), frequency-based adverse effects, comprehensive interactions. How to take fluoxetine Fluoxetine comes as tablets, capsules or liquid that you swallow. Some tablets can be dissolved in water (dispersible). You usually take fluoxetine once a day. How much you need to take depends on why you're taking it. Always check the packet or leaflet that comes with your medicine. -Initial dose: 20 mg orally once a day in the morning, increased after several weeks if sufficient clinical improvement is not observed. -Maintenance dose: 20 to 60 mg orally per day Find patient medical information for Fluoxetine (Prozac, Sarafem, others) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings The dosage of Prozac (fluoxetine) may vary based on your age and the condition it’s used to treat. The typical starting dosage ranges from 10 to 60 milligrams (mg) per day.