Drug interactions
Dexamethasone + Ticagrelor
Severity: Minor
Dexamethasone and Ticagrelor: minor 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
Dexamethasone is a weak to moderate CYP3A4 inducer and may modestly reduce ticagrelor exposure. The clinical importance is probably small with short courses.
What this interaction means in plain words
Dexamethasone and Ticagrelor have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Dexamethasone belongs to Endocrine; Ticagrelor belongs to Cardiovascular.
Why it happens
CYP3A4 induction increases ticagrelor metabolism.
What to do
No routine change is needed for short courses; be alert for reduced antiplatelet effect during prolonged high-dose therapy.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Ticagrelor
- Itraconazole + Ticagrelor Contraindicated
- Ketoconazole + Ticagrelor Contraindicated
- Levoketoconazole + Ticagrelor Contraindicated
- Abciximab + Ticagrelor Major
- Abrocitinib + Ticagrelor Major
- Acalabrutinib + Ticagrelor Major
Other interactions of Dexamethasone
- Bcg vaccine live + Dexamethasone Contraindicated
- Dexamethasone + Mifepristone Contraindicated
- Dexamethasone + Rilpivirine Contraindicated
- Dexamethasone + Smallpox vaccine live Contraindicated
- Dexamethasone + Varicella virus vaccine live Contraindicated
- Dexamethasone + Yellow fever vaccine Contraindicated
Frequently asked questions
Can I take Dexamethasone with Ticagrelor?
MediHelp rates the interaction as minor. Dexamethasone and Ticagrelor have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Dexamethasone is a weak to moderate CYP3A4 inducer and may modestly reduce ticagrelor exposure. The clinical importance is probably small with short courses.
How serious is the interaction between Dexamethasone and Ticagrelor?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine change is needed for short courses; be alert for reduced antiplatelet effect during prolonged high-dose therapy.
What other medicines interact with Ticagrelor?
MediHelp also lists interactions of Ticagrelor with, for example, Itraconazole, Ketoconazole, Levoketoconazole. The full list is on the Ticagrelor page.
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