Medication Guide App

Norethindrone tablets

Pronunciation

Generic Name: norethindrone (nor-eth-IN-drone)
Brand Name: Examples include Nor-QD and Ortho Micronor

Norethindrone tablets is used for:

Preventing pregnancy. It may also be used for other conditions as determined by your doctor.

Norethindrone tablets is a progestin hormone. It works by suppressing ovulation, thickening cervical mucus to prevent sperm penetration, and altering the lining of the uterus.

Do NOT use norethindrone tablets if:

  • you are allergic to any ingredient in norethindrone tablets
  • you have vaginal bleeding of unknown cause, or if you have a history of blood clots, bleeding in the brain (eg, stroke), liver problems, liver tumors, known or suspected breast cancer, or genital cancer
  • you are pregnant or may be pregnant

Contact your doctor or health care provider right away if any of these apply to you.

Slideshow: 2014 Update - First Time Brand-to-Generic Switches

Before using norethindrone tablets:

Tell your health care provider if you have any medical conditions, especially if any of the following apply to you:

  • if you are planning to become pregnant or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances
  • if you have diabetes, seizures (eg, epilepsy), migraines, asthma, heart problems, kidney problems, or a history of depression
  • if you have a history of ectopic pregnancy (pregnancy outside the uterus)

Some MEDICINES MAY INTERACT with norethindrone tablets. Tell your health care provider if you are taking any of the following medicines:

  • Acitretin, aprepitant, azole antifungals (eg, ketoconazole), barbiturates (eg, phenobarbital), bosentan, carbamazepine, felbamate, griseofulvin, HIV protease inhibitors (eg, ritonavir), hydantoins (eg, phenytoin), modafinil, nevirapine, oxcarbazepine, penicillins (eg, amoxicillin), phenylbutazone, rifampin, St. John's wort, tetracyclines (eg, doxycycline), or troglitazone because they may decrease norethindrone tablets's effectiveness. Talk with your doctor about using alternate contraception (birth control) if you are taking any of these medicines.
  • Beta-adrenergic blockers (eg, metoprolol), corticosteroids (eg, prednisone), theophylline, or troleandomycin because the risk of their side effects may be increased by norethindrone tablets
  • Lamotrigine because its effectiveness may be decreased by norethindrone tablets

This may not be a complete list of all interactions that may occur. Ask your health care provider if norethindrone tablets may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use norethindrone tablets:

Use norethindrone tablets as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • An extra patient leaflet is available with norethindrone tablets. Talk to your pharmacist if you have questions about this information.
  • Take norethindrone tablets by mouth with or without food.
  • Begin taking norethindrone tablets on the first day of your menstrual period. If you begin taking norethindrone tablets on a different day, use a backup method of birth control (eg, condoms, spermicides) for the next 48 hours.
  • Take norethindrone tablets at the same time every day, with doses not more than 24 hours apart.
  • Start the next pack the day after the last pack is finished. There is no break between packs. Be sure to call in your refills ahead of time so that your next pack will be ready.
  • If you take norethindrone tablets more than 3 hours late, or if you vomit soon after taking norethindrone tablets, use a backup method of birth control (eg, condoms, spermicides) for the next 48 hours.
  • If you miss a dose of norethindrone tablets, take it as soon as possible and then return to your regular dosing schedule. If you are unsure what to do about a missed dose, contact your doctor or other health care provider.

Ask your health care provider any questions you may have about how to use norethindrone tablets.

Important safety information:

  • Norethindrone tablets may cause dizziness. These effects may be worse if you take it with alcohol or certain medicines. Use norethindrone tablets with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
  • Norethindrone tablets may increase the risk of stroke, heart attack, blood clots, high blood pressure, or similar problems. The risk may be greater if you smoke.
  • Norethindrone tablets does not stop the spread of HIV or sexually transmitted diseases (STDs) to others through blood or sexual contact. Use barrier methods of birth control (eg, condoms) if you have an HIV infection or an STD. Do not share needles, injection supplies, or items like toothbrushes or razors.
  • If you are taking a medicine that may decrease the effectiveness of norethindrone tablets, talk with your doctor about using an alternate form of birth control.
  • If you are switching from one form of hormonal birth control to another form, talk to your doctor about how to start taking the new form of birth control.
  • Norethindrone tablets may cause dark skin patches on your face. Avoid the sun, sunlamps, or tanning booths until you know how you react to norethindrone tablets. Use a sunscreen or wear protective clothing if you must be outside for more than a short time.
  • Diabetes patients - Norethindrone tablets may affect your blood sugar. Check blood sugar levels closely. Ask your doctor before you change the dose of your diabetes medicine.
  • Check with your doctor about having an annual physical exam while you are using norethindrone tablets.
  • Norethindrone tablets should not be used in CHILDREN who have not had their first menstrual period; safety and effectiveness in children have not been confirmed.
  • PREGNANCY and BREAST-FEEDING: Do not use norethindrone tablets if you are pregnant. If you think you may be pregnant, contact your doctor right away. Norethindrone tablets is found in breast milk. If you are or will be breast-feeding while you use norethindrone tablets, check with your doctor. Discuss any possible risks to your baby.

Possible side effects of norethindrone tablets:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Breast tenderness; changes in menstrual flow, including breakthrough bleeding or spotting; dizziness; headache; nausea.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); absent or late menstrual period; chest pain; dark urine; depression; increased facial hair; lower abdominal pain; lumps in the breast or under the armpits; migraine headache; partial or complete loss of vision or changes in vision; shortness of breath; slurred speech; stomach pain; sudden loss of coordination; sudden or severe headache; swelling of fingers or ankles; tenderness, pain, or swelling of the calf; weakness, numbness, or pain in the arms or legs; yellowing of the skin or eyes.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.

Proper storage of norethindrone tablets:

Store norethindrone tablets at 77 degrees F (25 degrees C). Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep norethindrone tablets out of the reach of children and away from pets.

General information:

  • If you have any questions about norethindrone tablets, please talk with your doctor, pharmacist, or other health care provider.
  • Norethindrone tablets is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.
  • Check with your pharmacist about how to dispose of unused medicine.

This information should not be used to decide whether or not to take norethindrone tablets or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about norethindrone tablets. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to norethindrone tablets. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using norethindrone tablets.

Issue Date: November 5, 2014
Database Edition 14.4.1.002
Copyright © 2014 Wolters Kluwer Health, Inc.

Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.

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