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Fyavolv (HRT)

Generic name: ethinyl estradiol and norethindrone (HRT)

Brand names: Fyavolv, Jinteli, Jevantique Lo HRT

Last updated November 2, 2026 0 views
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What is Fyavolv?

Ethinyl estradiol is a type of estrogen. Estrogen is a female sex hormone that is important for many functions in the body.

Norethindrone is a type of progesterone. Progesterone is a female hormone that plays a key role in regulating ovulation and menstruation.

Fyavolv (HRT) is a combination medicine used to treat menopause symptoms, including hot flashes and vaginal dryness, burning, and irritation. It is also used to help prevent osteoporosis.

Fyavolv may also be used for other reasons not mentioned in this medication guide.

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How should I take Fyavolv?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.

Try to take this medicine at the same time each day.

Fyavolv may increase your risk of developing a condition that can lead to uterine cancer. To help lower this risk, your doctor may also want you to take a progestin. Report any unusual vaginal bleeding right away.

Your doctor should check your progress on a regular basis (every 3 to 6 months) to determine whether you should continue this treatment. Self-examine your breasts for lumps on a monthly basis, and have regular mammograms.

If you need major surgery or will be on long-term bed rest, you may need to stop using this medicine for a short time. Any doctor or surgeon who treats you should know that you are using Fyavolv.

Store at room temperature away from moisture and heat.

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Warnings

You should not use this medicine if you have: undiagnosed vaginal bleeding, liver disease, a bleeding disorder, if you will have major surgery, or if you have ever had a heart attack, a stroke, a blood clot, or cancer of the breast, uterus/cervix, or vagina.

Do not use if you are pregnant.

This medicine may increase your risk of developing a condition that may lead to uterine cancer. Report any unusual vaginal bleeding right away.

Using this medicine can increase your risk of blood clots, stroke, heart attack, or cancer of the breast, uterus, or ovaries. Fyavolv should not be used to prevent heart disease, stroke, or dementia.

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Before taking this medicine

You should not use Fyavolv if you are allergic to ethinyl estradiol or norethindrone, or if you have:

  • unusual vaginal bleeding that has not been checked by a doctor;
  • liver disease;
  • a bleeding disorder;
  • a history of heart attack, stroke, or blood clot; or
  • a history of hormone-related cancer, or cancer of the breast, uterus/cervix, or vagina.

Do not use if you are pregnant. Tell your doctor right away if you become pregnant during treatment.

Using this medicine can increase your risk of blood clots, stroke, or heart attack. You are even more at risk if you have high blood pressure, diabetes, high cholesterol, if you are overweight, or if you smoke.

Fyavolv should not be used to prevent heart disease, stroke, or dementia, because this medicine may actually increase your risk of developing these conditions.

Tell your doctor if you have ever had:

  • heart disease;
  • liver problems, or jaundice caused by pregnancy or taking hormones;
  • kidney disease;
  • hereditary angioedema (an immune system disorder);
  • bone cancer;
  • lupus;
  • asthma;
  • epilepsy or other seizure disorder;
  • migraines;
  • porphyria (a genetic enzyme disorder that causes symptoms affecting the skin or nervous system);
  • gallbladder disease;
  • endometriosis or uterine fibroid tumors;
  • a thyroid disorder; or
  • high or low levels of calcium in your blood.

Using Fyavolv may increase your risk of cancer of the breast, uterus, or ovaries. Talk with your doctor about this risk.

This medicine can slow breast milk production. Tell your doctor if you are breast-feeding.

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Fyavolv side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Fyavolv may cause serious side effects. Stop using Fyavolv and call your doctor right away if you have:

  • heart attack symptoms--chest pain or pressure, pain spreading to your jaw or shoulder, nausea, sweating;
  • increased blood pressure--severe headache, blurred vision, pounding in your neck or ears, anxiety, nosebleed;
  • signs of a stroke--sudden numbness or weakness (especially on one side of the body), sudden severe headache, slurred speech, problems with vision or balance;
  • signs of a blood clot--sudden vision loss, stabbing chest pain, feeling short of breath, coughing up blood, pain or warmth in one or both legs;
  • swelling or tenderness in your stomach;
  • jaundice (yellowing of the skin or eyes);
  • unusual vaginal bleeding, pelvic pain;
  • a breast lump;
  • memory problems, confusion, unusual behavior; or
  • high levels of calcium in your blood--nausea, vomiting, constipation, increased thirst or urination, muscle weakness, bone pain, lack of energy.

Common side effects of Fyavolv may include:

  • stomach pain;
  • bloating, swelling, weight gain;
  • breast pain;
  • light vaginal bleeding or spotting;
  • thinning scalp hair; or
  • headache.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

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What happens if I miss a dose?

Take the medicine as soon as you remember, but skip the missed dose if it's nearly time for your next dose. Do not take two doses at once.

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What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. Overdose symptoms may include nausea, vomiting, or vaginal bleeding.

Avoid smoking. It can greatly increase your risk of blood clots, stroke, or heart attack while using Fyavolv.

Grapefruit may interact with Fyavolv and lead to unwanted side effects. Avoid the use of grapefruit products.

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What other drugs will affect Fyavolv?

Sometimes it is not safe to use certain medications together. Some drugs can change the amount of other drugs in your blood, which may increase side effects or make the medicines less effective.

Other drugs may affect Fyavolv, including prescription and over-the-counter medicines, vitamins, and Herbal products. Tell your doctor about all the medicines you are currently taking and any medicine you begin or stop using.

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Related medicines

Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
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Content is provided for education and is not medical advice. See our medical disclaimer.