Drug interactions
Clindamycin + Estradiol
Severity: Minor
Clindamycin and Estradiol: 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
Antibiotics have been proposed to reduce enterohepatic recycling of estrogens by altering gut flora, but pharmacokinetic studies mostly fail to show a clinically meaningful drop in estrogen levels. Any effect on oral estradiol is expected to be small.
What this interaction means in plain words
Clindamycin and Estradiol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Clindamycin belongs to Anti Bacterial; Estradiol belongs to Endocrine.
Why it happens
Theoretical reduction of enterohepatic recirculation of estrogen through gut flora changes.
What to do
No routine action is needed; advise patients to report breakthrough bleeding or return of menopausal symptoms.
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 Clindamycin
Other interactions of Estradiol
- Anastrozole + Estradiol Contraindicated
- Estradiol + Fezolinetant Contraindicated
- Estradiol + Ospemifene Contraindicated
- Antithrombin alfa + Estradiol Major
- Antithrombin iii + Estradiol Major
- Estradiol + Exemestane Major
Frequently asked questions
Can I take Clindamycin with Estradiol?
MediHelp rates the interaction as minor. Clindamycin and Estradiol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Antibiotics have been proposed to reduce enterohepatic recycling of estrogens by altering gut flora, but pharmacokinetic studies mostly fail to show a clinically meaningful drop in estrogen levels. Any effect on oral estradiol is expected to be small.
How serious is the interaction between Clindamycin and Estradiol?
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 action is needed; advise patients to report breakthrough bleeding or return of menopausal symptoms.
What other medicines interact with Clindamycin?
MediHelp also lists interactions of Clindamycin with, for example, Atracurium, Cisatracurium, Microbiota. The full list is on the Clindamycin page.
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