Is DHEA Safe with Estradiol?
Free · No account · based on published sources including NIH ODS, FDA drug labels, and peer-reviewed literature
Consult your physician before combining DHEA with estradiol therapy. Routine monitoring of serum estrogen and androgen levels is recommended. Be alert to signs of estrogen excess such as breast tenderness, bloating, or abnormal uterine bleeding.
Why this interaction occurs
DHEA is a precursor to both estrogens and androgens. Co-administration with exogenous estradiol can lead to supraphysiologic estrogen levels due to peripheral conversion, increasing the risk of estrogen-dependent side effects including thromboembolism and endometrial stimulation.
Evidence
Evidence level: strong.
Reported safety data
The FDA’s adverse event reporting system (FAERS) has received 81,232 reports mentioning Estradiol. This reflects reported cases involving the medication in general — not confirmed causation, and not specific to the Estradiol + supplement combination on this page.
FAERS reports are voluntary and cannot prove that a drug caused an event. Do not use report counts to assess the safety of this specific drug-supplement pair.
Frequently asked questions
Related interactions
All DHEA interactions → · All Estradiol interactions →
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Educational only — not medical advice.
Always confirm with your doctor or pharmacist.