Drug interactions
Estazolam + Olanzapine
Severity: Moderate
Estazolam and Olanzapine: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Estazolam is a hypnotic benzodiazepine and olanzapine is sedating. Together they increase drowsiness, dizziness and psychomotor impairment, and parenteral olanzapine with benzodiazepines has been linked to cardiorespiratory depression.
What this interaction means in plain words
Estazolam and Olanzapine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Additive CNS depression.
What to do
Use the lowest effective doses and warn about drowsiness and driving. Monitor sedation, orthostatic blood pressure and respiration, particularly in older patients.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Estazolam and Olanzapine, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
Other interactions of Olanzapine
Frequently asked questions
Can I take Estazolam with Olanzapine?
MediHelp rates the interaction as moderate. Estazolam and Olanzapine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Estazolam is a hypnotic benzodiazepine and olanzapine is sedating. Together they increase drowsiness, dizziness and psychomotor impairment, and parenteral olanzapine with benzodiazepines has been linked to cardiorespiratory depression.
How serious is the interaction between Estazolam and Olanzapine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective doses and warn about drowsiness and driving. Monitor sedation, orthostatic blood pressure and respiration, particularly in older patients.
What other medicines interact with Olanzapine?
MediHelp also lists interactions of Olanzapine with, for example, Amisulpride, Amoxapine, Apomorphine. The full list is on the Olanzapine page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
