Drug interactions
Dexamethasone + Exenatide
Severity: Moderate
Dexamethasone and Exenatide: 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
Systemic dexamethasone raises blood glucose and can overcome the effect of exenatide, particularly with higher doses or prolonged use. Glycemic control may deteriorate markedly.
What this interaction means in plain words
Dexamethasone and Exenatide 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.
Dexamethasone belongs to Endocrine; Exenatide belongs to Endocrine.
Why it happens
Pharmacodynamic antagonism: glucocorticoids increase gluconeogenesis and insulin resistance.
What to do
Monitor blood glucose closely during corticosteroid therapy. Intensify antidiabetic treatment as needed and reduce it again when the steroid is stopped.
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?
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Other interactions of Exenatide
- Chlorpropamide + Exenatide Major
- Asenapine + Exenatide Moderate
- Betamethasone + Exenatide Moderate
- Chlorothiazide + Exenatide Moderate
- Clozapine + Exenatide Moderate
- Cortisone + Exenatide Moderate
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 Exenatide?
MediHelp rates the interaction as moderate. Dexamethasone and Exenatide 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. Systemic dexamethasone raises blood glucose and can overcome the effect of exenatide, particularly with higher doses or prolonged use. Glycemic control may deteriorate markedly.
How serious is the interaction between Dexamethasone and Exenatide?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose closely during corticosteroid therapy. Intensify antidiabetic treatment as needed and reduce it again when the steroid is stopped.
What other medicines interact with Exenatide?
MediHelp also lists interactions of Exenatide with, for example, Chlorpropamide, Asenapine, Betamethasone. The full list is on the Exenatide page.
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