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Carbex

Interactions

Buspirone/MAOIs

This information is generalized and not intended as specific medical advice. Consult your healthcare professional before taking or discontinuing any drug or commencing any course of treatment.

Medical warning:

Severe. These medicines may interact and cause very harmful effects and are usually not taken together. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.

How the interaction occurs:

The cause of the interaction between these two medicines is unknown.

What might happen:

You may experience an increase in your blood pressure.

What you should do about this interaction:

Contact your healthcare professionals (e.g. doctor or pharmacist) as soon as possible about taking these two medicines together. If your doctor prescribes these medicines together, you may need to monitor your blood pressure. Also, be aware that headaches and vision changes may be signs of increased blood pressure.Your healthcare professionals may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.

References:

1.BuSpar (buspirone hydrochloride) US prescribing information. Bristol Myers Squibb Company September, 2007.

2.Nardil (phenelzine sulfate) US prescribing information. Parke-Davis May, 2007.

3.USFood and Drug Administration. FDA Drug Safety Communication: Serious CNS reactions possible when linezolid (Zyvox) is given to patients taking certain psychiatric medications. available at: http://www.fda.gov/Drugs/DrugSafety/ucm265305.htm July 26, 2011.

4.USFood and Drug Administration. FDA Drug Safety Communication: Serious CNS reactions possible when methylene blue is given to patients taking certain psychiatric medications. available at: http://www.fda.gov/Drugs/DrugSafety/ucm263190.htm July 26, 2011.

5.Ramsay RR, Dunford C, Gillman PK. Methylene blue and serotonin toxicity: inhibition of monoamine oxidase A (MAO A) confirms a theoretical prediction. Br J Pharmacol 2007 Nov;152(6):946-51.

6.Peter C, Hongwan D, Kupfer A, Lauterburg BH. Pharmacokinetics and organ distribution of intravenous and oral methylene blue. Eur J Clin Pharmacol 2000 Jun;56(3):247-50.

7.USFood and Drug Administration. FDA Drug Safety Communication: Updated information about the drug interaction between methylene blue (methylthioninium chloride) and serotonergic psychiatric medications. available at: http://www.fda.gov/Drugs/DrugSafety/ucm276119.htm October 21, 2011.

8.USFood and Drug Administration. FDA Drug Safety Communication: Updated information about the drug interaction between linezolid (Zyvox) and serotonergic psychiatric medications. available at: http://www.fda.gov/Drugs/DrugSafety/ucm276251.htm October 21, 2011.

9.Morrison EK, Rowe AS. Probable drug-drug interaction leading to serotonin syndrome in a patient treated with concomitant buspirone and linezolid in the setting of therapeutic hypothermia. J Clin Pharm Ther 2012 Mar 27.

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, expect as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.

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