Generic Name: Toremifene (tore EM i feen)
Brand Name: Fareston
- This medicine may cause an unsafe and sometimes deadly heartbeat that is not normal. This can lead to passing out or seizures. Do not take toremifene if you have low potassium levels, low magnesium levels, or a long QT on ECG. Your heartbeat will be watched often with an ECG. Talk with your doctor.
- Do not take this medicine if you are taking certain other drugs, including any drugs that can raise the chance of a prolonged QT interval (a type of heartbeat that is not normal). There are many drugs that interact with toremifene. Talk with your doctor and pharmacist to make sure it is safe to take this medicine with all of your drugs.
Uses of Toremifene:
- It is used to treat breast cancer in women after change of life.
- It may be given to you for other reasons. Talk with the doctor.
What do I need to tell my doctor BEFORE I take Toremifene?
- If you have an allergy to toremifene or any other part of toremifene.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you are breast-feeding or plan to breast-feed.
This medicine may interact with other drugs or health problems.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this medicine with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Toremifene?
- Tell all of your health care providers that you take toremifene. This includes your doctors, nurses, pharmacists, and dentists.
- Low platelet and white blood cell counts may rarely happen.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- Be sure to have regular breast exams and gynecology check-ups. Your doctor will tell you how often to have these. You will also need to do breast self-exams as your doctor has told you. Talk with your doctor.
- Avoid grapefruit and grapefruit juice.
- This medicine may affect how much of some other drugs are in your body. If you are taking other drugs, talk with your doctor. You may need to have your blood work checked more closely while taking this medicine with your other drugs.
- This medicine is not approved for use in children. Talk with the doctor.
- This medicine may cause harm to the unborn baby if you take it while you are pregnant.
- Use birth control that does not have hormones in it like a condom. Do this for as long as you take toremifene.
- If you are pregnant or you get pregnant while taking this medicine, call your doctor right away.
How is this medicine (Toremifene) best taken?
Use toremifene as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Take with or without food.
- To gain the most benefit, do not miss doses.
- Keep taking this medicine as you have been told by your doctor or other health care provider, even if you feel well.
What do I do if I miss a dose?
- Take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
See also: Dosage Information (in more detail)
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of high calcium levels like weakness, confusion, feeling tired, headache, upset stomach and throwing up, hard stools (constipation), or bone pain.
- Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
- A fast heartbeat.
- A heartbeat that does not feel normal.
- Very bad dizziness or passing out.
- Change in eyesight.
- Fever or chills.
- Sore throat.
- Muscle pain.
- Any unexplained bruising or bleeding.
- Uterus changes have happened with toremifene. These include thickening of the endometrium (lining of the uterus), polyps, and sometimes endometrial cancer. Call your doctor right away if you have vaginal bleeding that is not normal, vaginal discharge, or pelvic pain or pressure.
What are some other side effects of Toremifene?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Hot flashes.
- Not hungry.
- Upset stomach or throwing up.
- Sweating a lot.
- Vaginal discharge.
- Dry eyes.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
See also: Side effects (in more detail)
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Toremifene?
- Store at room temperature.
- Protect from heat.
- Protect from light.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Check with your pharmacist about how to throw out unused drugs.
Consumer Information Use and Disclaimer
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about this medicine, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
This information should not be used to decide whether or not to take toremifene or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. 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 toremifene. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.
Review Date: October 4, 2017
More about toremifene
- Side Effects
- During Pregnancy
- Dosage Information
- Drug Interactions
- Support Group
- En Español
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- Drug class: hormones/antineoplastics
Other brands: Fareston