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Olanzapine Pamoate

Pronounced

"oh-LAN-zuh-peen"

Uses

This medication is used to treat a certain mental/mood disorder (schizophrenia). Extended-release olanzapine injection is a long-acting form of olanzapine. Olanzapine belongs to a class of drugs known as atypical antipsychotics. It works by helping to restore the balance of certain natural substances in the brain.

Talk to the doctor about the risks and benefits of treatment (especially when used in teenagers). See also Warning and Precautions sections.

How to Use This Medication

Read the Medication Guide provided by your doctor or pharmacist. If you have any questions, ask your doctor or pharmacist.

There are 2 types of olanzapine injection (short- and long-acting). These 2 forms have different uses and dosing and the 2 products are not interchangeable. There is also a form that can be taken by mouth. The extended-release injection should only be used if you have already taken olanzapine by mouth without any serious side effects.

This medication is given by injection into the buttock muscle by a health care professional as directed by your doctor, usually every 2 to 4 weeks. Do not rub/massage the injection site after your dose. Do not inject into a vein or under the skin.

Dosage is based on your medical condition and response to treatment.

Use this medication regularly to get the most benefit from it. To help you remember, mark the days on the calendar when you need to receive the medication.

Tell your doctor if your condition lasts or gets worse.

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Drug information is selected from data included with permission and copyrighted by First DataBank, Inc. This is a summary and does not contain all possible information about this product. For complete information about this product or your specific health needs, ask your healthcare professional. Always seek the advice of your healthcare professional if you have any questions about this product or your medical condition. This information is not intended as individual medical advice and does not substitute for the knowledge and judgment of your healthcare professional. This information does not contain any assurances that this product is safe, effective or appropriate for you.

This information is intended only for residents of the United States. Products sold under the same brand names in other countries may contain different ingredients.

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Information expires December 2025.