estradiol vs ethinyl estradiol/etonogestrel
Side-by-side comparison of estradiol and ethinyl estradiol/etonogestrel. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
minor Known Drug Interaction
The serum concentrations of etonogestrel and ethinyl estradiol were not affected by concomitant administration of oral amoxicillin or doxycycline in standard dosages during 10 days of antibiotic treatment. The effects of other antibiotics on etonogestrel or ethinyl estradiol concentrations have not been evaluated. Substances increasing the plasma concentrations of CHCs Co-administration of atorvastatin and certain CHCs containing ethinyl estradiol increase AUC values for ethinyl estradiol by approximately 20-25%.
Recommendation: Your doctor may need to monitor you for side effects or adjust your hormone levels.
Estrace, Vivelle-Dot
NuvaRing
Iclevia is a birth control pill. It contains two hormones, a progestin and an estrogen, that work together to prevent pregnancy.
NuvaRing is a vaginal ring that contains hormones to prevent pregnancy. It releases hormones over three weeks to stop you from getting pregnant.
Iclevia is used by women who can get pregnant to prevent pregnancy. It contains two types of hormones. These hormones stop you from releasing an egg and also change the lining of your uterus, which prevents pregnancy.
NuvaRing is used by women of reproductive age to prevent pregnancy. It contains estrogen and progestin, which are hormones. These hormones prevent ovulation, so you don't release an egg and can't get pregnant.
Iclevia contains two hormones: levonorgestrel (a progestin) and ethinyl estradiol (an estrogen). These hormones prevent pregnancy by stopping ovulation (the release of an egg from the ovary). They also change the lining of the uterus to prevent a fertilized egg from implanting.
NuvaRing contains two hormones: etonogestrel and ethinyl estradiol. These hormones are released slowly into your body. They prevent pregnancy mainly by stopping your ovaries from releasing an egg.
- • Headache
- • Heavy menstrual bleeding
- • Nausea
- • Painful periods
- • Acne
- • Vaginal infection
- • Headache (including migraine)
- • Mood changes (like depression or mood swings)
- • Problems related to the ring (like it falling out or causing discomfort)
- • Nausea or vomiting
- The product did not stick properly 5,172
- Headache 5,035
- Nausea 4,752
- Tiredness 4,511
- Pain 3,478
No adverse event reports.
Cigarette smoking increases your risk of serious heart problems from birth control pills. This risk is higher if you are over 35 and smoke more cigarettes. You should not take Iclevia if you are over 35 and smoke.
Cigarette smoking increases your risk of serious heart problems if you use hormonal birth control like NuvaRing. This risk is higher if you are over 35 and smoke more cigarettes. If you are over 35 and smoke, you should not use NuvaRing.
Do not use Iclevia if you are pregnant. If you become pregnant while taking Iclevia, stop taking it right away. Iclevia can reduce milk production, so you may want to use a different birth control method while breastfeeding.
Do not use NuvaRing if you are pregnant. NuvaRing can pass into breast milk and may reduce milk production. Talk to your doctor about other birth control options if you are breastfeeding.
How to Read This estradiol vs ethinyl estradiol/etonogestrel Comparison
estradiol is classified in the Estrogen Hormone drug class, while ethinyl estradiol/etonogestrel sits within the Vaginal Contraceptive Ring class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, estradiol has 22,948 submissions while ethinyl estradiol/etonogestrel has 0. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to this combination can increase the amount of estrogen that stays in your blood.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between estradiol and ethinyl estradiol/etonogestrel - always consult your physician or pharmacist first.
Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.