Drug interactions
Desogestrel-ethinyl estradiol + Dexamethasone
Severity: Minor
Desogestrel-ethinyl estradiol and Dexamethasone: 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 mild-to-moderate CYP3A4 inducer, and could lower contraceptive hormone exposure, though clinical evidence of contraceptive failure is limited. Estrogens may also increase corticosteroid exposure by reducing clearance.
What this interaction means in plain words
Desogestrel-ethinyl estradiol and Dexamethasone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Desogestrel-ethinyl estradiol belongs to Endocrine; Dexamethasone belongs to Endocrine.
Why it happens
Weak CYP3A4 induction by dexamethasone may increase ethinyl estradiol metabolism.
What to do
No routine change is required for short courses; consider additional contraception during prolonged high-dose therapy and watch for breakthrough bleeding.
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 Desogestrel-ethinyl estradiol
- Desogestrel-ethinyl estradiol + Fezolinetant Contraindicated
- Aminocaproic acid + Desogestrel-ethinyl estradiol Major
- Amobarbital + Desogestrel-ethinyl estradiol Major
- Anastrozole + Desogestrel-ethinyl estradiol Major
- Apalutamide + Desogestrel-ethinyl estradiol Major
- Atazanavir + Desogestrel-ethinyl estradiol 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 Desogestrel-ethinyl estradiol with Dexamethasone?
MediHelp rates the interaction as minor. Desogestrel-ethinyl estradiol and Dexamethasone 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 mild-to-moderate CYP3A4 inducer, and could lower contraceptive hormone exposure, though clinical evidence of contraceptive failure is limited. Estrogens may also increase corticosteroid exposure by reducing clearance.
How serious is the interaction between Desogestrel-ethinyl estradiol and Dexamethasone?
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 required for short courses; consider additional contraception during prolonged high-dose therapy and watch for breakthrough bleeding.
What other medicines interact with Desogestrel-ethinyl estradiol?
MediHelp also lists interactions of Desogestrel-ethinyl estradiol with, for example, Fezolinetant, Aminocaproic acid, Amobarbital. The full list is on the Desogestrel-ethinyl estradiol page.
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