Drug interactions
Cyproheptadine + Estazolam
Severity: Moderate
Cyproheptadine and Estazolam: 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 cyproheptadine adds sedating antihistamine effects. The combination can increase next-day drowsiness, impair coordination and raise the risk of falls.
What this interaction means in plain words
Cyproheptadine and Estazolam 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 from GABA-A potentiation and H1 receptor blockade.
What to do
Use the lowest effective doses and avoid driving until the effect is known. Be especially cautious in older adults, and consider a non-sedating antihistamine.
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 Cyproheptadine and Estazolam, 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 Cyproheptadine
- Cyproheptadine + Isocarboxazid Contraindicated
- Cyproheptadine + Phenelzine Contraindicated
- Cyproheptadine + Tranylcypromine Contraindicated
- Alfentanil + Cyproheptadine Major
- Belladonna and opium + Cyproheptadine Major
- Benzhydrocodone / acetaminophen + Cyproheptadine Major
Frequently asked questions
Can I take Cyproheptadine with Estazolam?
MediHelp rates the interaction as moderate. Cyproheptadine and Estazolam 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 cyproheptadine adds sedating antihistamine effects. The combination can increase next-day drowsiness, impair coordination and raise the risk of falls.
How serious is the interaction between Cyproheptadine and Estazolam?
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 avoid driving until the effect is known. Be especially cautious in older adults, and consider a non-sedating antihistamine.
What other medicines interact with Cyproheptadine?
MediHelp also lists interactions of Cyproheptadine with, for example, Isocarboxazid, Phenelzine, Tranylcypromine. The full list is on the Cyproheptadine 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.
