Compare Premarin vs. Femring
Head-to-head comparisons of medication uses, side effects, ratings, and more.
Treats low estrogen, relieves menopause symptoms, and lowers your risk of osteoporosis.
Premarin (Conjugated Estrogens) relieves menopausal symptoms and prevents bone loss. It's an oral hormone replacement, so it can have a lot of side effects, and it's important to think through the benefits and potential hassles of this drug before using it.
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3.5/ 5 average rating with 154 reviewsforPremarin
Relieves hot flashes and vaginal dryness due to menopause.
Femring (estradiol acetate vaginal ring) is dosed more conveniently than other forms of estrogen therapy (pills, gels, patches, and creams), but needs to be inserted directly into the vagina.
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2.6/ 5 average rating with 31 reviewsforFemring
Upsides
- Premarin (Conjugated Estrogens) replenishes estrogen to your whole body and relieves multiple symptoms due to low estrogen (hot flashes, night sweats, vaginal dryness).
- Lowers your risk of fractures by keeping your bones healthy. Make sure you also take enough calcium and Vitamin D.
- Improves mood, energy, and mental alertness for some people.
- Does not expose your partner to estrogen during sexual acitivities like vaginal estrogen creams.
- Can help relieve symptoms of prostate cancer or advanced breast cancer in some people.
- Femring (estradiol acetate vaginal ring) may be more convenient since it is dosed once every 3 months compared to other medications that need to taken daily or twice weekly.
- Many women find Femring (estradiol acetate vaginal ring) more comfortable to use and easier to apply than creams or gels.
- Unlike other topical therapies, Femring (estradiol acetate vaginal ring) works to improve both hot flashes and vaginal dryness caused by menopause.
Downsides
- More potential side effects than estrogen creams since it exposes your whole body to estrogen.
- Increases your risk of uterine and breast cancer.
- If you have your uterus, you have to take Premarin (Conjugated Estrogens) with another hormone called progestin to lower your risk of uterine cancer.
- Increases your risk of developing blood clots and stroke.
- Can't be used in people with liver problems.
- Can be expensive since it's only available as a brand name product.
- Use of a vaginal ring might not be the best option if you have a narrow vagina or frequent vaginal infections.
- The ring can fall out without you noticing.
- Only available as brand name, so it may be expensive if not covered by insurance.
- All estrogen therapies increase your risk of uterine cancer, heart problems, and blood clots – especially if you have a history of these conditions.
Used for
- Hot flashes and night sweats
- Vaginal dryness and inflammation
- Low estrogen
- Primary ovarian failure
- Prevention of postmenopausal osteoporosis
- Metastatic breast cancer
- Advanced prostate cancer
- Gender identity disorder (male-to-female transsexual)
- Turner syndrome
- Hot flashes
- Vaginal dryness and inflammation
Dosage forms
- Pill
- Vaginal ring
Price
Lowest price
$175.30
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$544.26
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Reviews
154 reviews so far
50%
saidit'sworth it
43%
saiditworked well
11%
saidit'sa big hassle
Have you used Premarin (Conjugated Estrogens)?
Leave a review31 reviews so far
39%
saidit'sworth it
16%
saiditworked well
19%
saidit'sa big hassle
Have you used Femring (estradiol acetate vaginal ring)?
Leave a reviewSide effects
28possible side effects
- Headache13%
- Abdominal pain9%
- Breast pain7%
- Nausea5%
- Asthenia4%
- Back pain4%
- Pain4%
- Flatulence4%
- Insomnia4%
- Leukorrhea4%
- Vaginal moniliasis4%
- Leg cramps3%
- Depression3%
- Pruritus3%
- Vaginitis3%
- Pelvic pain2%
- Hypertension2%
- Diarrhea2%
- Dyspepsia2%
- Weight gain2%
- Emotional lability2%
- Hypertonia2%
- Acne2%
- Alopecia2%
- Breast enlargement2%
- Breast neoplasm2%
- Cervix disorder2%
- Vaginal hemorrhage2%
8possible side effects
- Spotting8%
- Headache7%
- Bloating7%
- Vaginal yeast infection6%
- Breast tenderness6%
- Back pain6%
- Sinus infection2%
- Pain in the uterus2%
Risks and risk factors
- Endometrial cancer
- Using estrogen for more than one year
- Breast cancer
- Personal or family history of breast cancer
- Duration of use
- Increased risk of blood clots and stroke
- Personal or family history of blood clots
- Obesity
- Systemic lupus erythematosus (SLE)
- Increased risk of heart disease
- Smoking
- Obesity
- High blood pressure
- High blood sugar
- High cholesterol
- Age 50 or older
- Memory loss
- Gallbladder problems
- Serious allergic reaction
- Prior severe allergic reaction to Premarin (Conjugated Estrogens)
- Harm to fetus
- Women of childbearing age
- Pancreas swelling (pancreatitis)
- High levels of triglycerides
- Uterine cancer
- Using estrogen for more than one year
- Higher dose of estrogen
- Breast cancer
- Personal or family history of breast cancer
- Using estrogen and progestin for more than one year
- Blood clots and stroke
- Personal or family history of blood clots
- Smoking
- Obesity
- Systemic lupus erythematosus (SLE)
- Heart disease
- Smoking
- Obesity
- High blood pressure
- High blood sugar
- High cholesterol
- Age 50 or older
- Dementia
- Age 65 or older
- Inflammation of pancreas
- High levels of triglycerides