Specific other medications taken at the same time as this product could result in serious, possibly fatal drug interactions. Avoid taking MAO inhibitors (e.g., isocarboxazid , furazolidone, linezolid, phenelzine, moclobemide, procarbazine, tranylcypromine and selegiline.) within 2 weeks of taking Generic Prozac, and avoid taking thioridazine within 5 weeks of taking Generic Prozac, both before or after treatment with this medication. Consult your doctor for additional information.
This drug is not recommended to use at the same time as: weight loss medications (e.g., phentermine, sibutramine), thioridazine, astemizole or terfenadine. Advise your doctor of all prescription and nonprescription medications you use, especially: other SSRI antidepressants (e.g., sertraline, citalopram), nefazodone, venlafaxine, trazodone, "triptan" migraine medications, (e.g., zolmitriptan, sumatriptan), tricyclic antidepressants (e.g., nortriptyline, amitriptyline), tramadol, propafenone, flecainide, haloperidol, lithium, clozapine, tryptophan, anti-seizure medications (e.g. phenytoin/hydantoins, carbamazepine), blood thinners (e.g. warfarin), natural/herbal remedies (e.g., St John's wort, ayahuasca).
Advise your doctor if you take any medications that cause sleepiness such as: sleep medication, anti-anxiety drugs (e.g., alprazolam), tranquilizers, muscle relaxants, psychiatric medicine (e.g., phenothiazines such as chlorpromazine), certain antihistamines (e.g., diphenhydramine) and narcotic pain relievers (e.g., codeine). Check labels on all your medicines (e.g., even cough & cold products) because they may contain ingredients that cause drowsiness. Ask your pharmacist about the proper & safe use of these medications.
Mention other drugs you take which affect heart rhythm (QTc prolongation), such as: dofetilide, sotalol, pimozide, quinidine, sparfloxacin, procainamide, "water pills" (diuretics such as furosemide or hydrochlorothiazide). Fluoxetine may affect the total amount of glucose (sugar) in your blood. If you take a diabetes medication (e.g., glipizide, metformin, glyburide), your dose of these medications may need to be adjusted when you start taking Fluoxetine or all together stopped. Consult with your doctor. Do not start or stop taking any medication without doctor approval.