olanzapine/fluoxetine - oral, Symbyax (cont.)
DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.Fluoxetine (one of the drugs in this medication) can stay in your body for many weeks after your last dose and may interact with many other medications. If you have taken this medication in the previous 5 weeks, consult your doctor or pharmacist before using any other medication.Certain medications could result in serious (rarely fatal) drug interactions if taken with this product. Avoid taking MAO inhibitors (isocarboxazid, linezolid, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine) for 2 weeks before treatment, during treatment, and at least 5 weeks after treatment with this medication. Consult your doctor or pharmacist for more information.The following medications should not be used with this product or for 5 weeks after your last dose because very serious (possibly fatal) interactions may occur: pimozide, sibutramine, thioridazine.If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting this medication.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: drugs removed from your body by certain liver enzymes (e.g., carbamazepine, cimetidine, phenytoin, vinblastine, drugs for anxiety such as alprazolam and diazepam, antipsychotics such as aripiprazole/clozapine/haloperidol/perphenazine, antiarrhythmics such as propafenone/flecainide, TCA antidepressants such as desipramine/imipramine), fosamprenavir/ritonavir, metoprolol, "water pills" (diuretics such as furosemide), drugs that can cause bleeding/bruising (e.g., aspirin, antiplatelet drugs such as clopidogrel, NSAIDs such as ibuprofen, "blood thinners" such as heparin, warfarin), drugs for high blood pressure, medicines for Parkinson's disease (e.g., levodopa, cabergoline).Aspirin can increase the risk of bleeding when used with this medication (see above). If your doctor has directed you to take low-dose aspirin for heart attack or stroke prevention (usually at dosages of 81-325 milligrams a day), you should continue taking it unless your doctor instructs you otherwise. Discuss the risks and benefits with your doctor.Also tell your doctor if you take any other drugs that increase serotonin, such as bromocriptine, buspirone, dextromethorphan, lithium, meperidine, propoxyphene, phentermine, SSRIs, SNRIs, tryptophan, St. John's wort, drugs used to treat migraines such as "triptans" and dihydroergotamine, street drugs such as MDMA/"ecstasy," amphetamine. (See also Side Effects section.)Tell your doctor or pharmacist if you are taking other products that cause drowsiness including alcohol, antihistamines (such as cetirizine, diphenhydramine), drugs for sleep or anxiety (such as alprazolam, diazepam, zolpidem), muscle relaxants, and narcotic pain relievers (such as codeine).Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain ingredients that cause drowsiness.Dextromethorphan is a commonly used cough medication and may interact with fluoxetine. Ask your pharmacist about using those products safely.Cimetidine is a nonprescription drug that is commonly used to treat extra stomach acid. Because it may cause undesirable interactions when used with fluoxetine, ask your pharmacist about other products to treat stomach acid.Cigarette smoking may decrease blood levels of this medication. Tell your doctor if you smoke or if you have recently stopped smoking.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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