Zyprexa IntraMuscular (olanzapine tartrate)

Zyprexa IntraMuscular (olanzapine tartrate)

Brand name: Zyprexa® IntraMuscular

Active ingredient: Olanzapine tartrate

Type: Atypical antipsychotic

Available from: Eli Lilly Canada

Form: Short‑acting injection

Generic: No

Listed on Ontario formulary: No

OHIP+ coverage: No

Note: Oral versions are Zyprexa® and Zyprexa® Zydis®.

What is Zyprexa IM used for?

Short‑acting injectable used in hospital settings for rapid calming.
Not used as long‑term treatment.

How should I take Zyprexa IM?

Single‑use 10 mg vial.
Given by a healthcare professional.
Most people need 1 dose; maximum 3 injections in 24 hours.

Common side effects

• Drowsiness
• Dizziness
• Injection‑site pain
• Restlessness (akathisia)

Rare but serious side effects

• Severe allergic reaction
• NMS

Warnings/Precautions

Not approved for dementia‑related psychosis.
Should not be used with intramuscular lorazepam — use oral lorazepam instead if needed.