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What food or other drugs affect Zyprexa (olanzapine)?

Before taking Zyprexa (olanzapine), tell your doctor all prescription medications, over-the-counter medications, vitamins, and herbal supplements you are taking. Some medications, including those used to treat high blood pressure can cause fainting and low blood pressure in people taking Zyprexa. Other medications can decrease the effectiveness of Zyprexa or increase the risk of side effects. Certain medications become ineffective when combined with Zyprexa. Do not drink alcohol or take sleep aids or muscle relaxants while taking Zyprexa. Zyprexa can cause drowsiness, and alcohol, sleep aids, and muscle relaxants can increase this side effect.
If you are taking Zyprexa, talk to your doctor before drinking grapefruit juice or eating grapefruit. Zyprexa may interact negatively with grapefruit and grapefruit juice.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.