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  3. Tamoxifen Citrate 20 mg Tablet 10's

Tamoxifen Citrate 20 mg Tablet 10's, Pack of 10 TABLETS
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Written By Veda Maddala , M Pharmacy
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
Tamoxifen Citrate 20 mg Tablet is used to treat breast cancer. It contains Tamoxifen which works by blocking the effects of oestrogen that is required for the cancer cells to grow. In some cases, this medicine may cause side effects such as hot flashes, headache, tiredness, nausea, and numbness or tingling sensation. Before taking this medicine, inform the doctor if you are pregnant or breastfeeding, taking any other medication, or have any pre-existing medical conditions.
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Composition :

TAMOXIFEN-20MG

Manufacturer/Marketer :

Fresenius Kabi India Pvt Ltd

Consume Type :

ORAL

Return Policy :

Not Returnable

Expires on or after :

NPPA :

Regulated

About Tamoxifen Citrate 20 mg Tablet

Tamoxifen Citrate 20 mg Tablet belongs to the class of 'anti-neoplastic agents', primarily used to treat breast cancer. It is also used to treat infertility caused by a failure in the ovulation (produce and release) process in women. Breast cancer is a type of cancer in the breast cells stimulated by a female sex hormone called oestrogen.

Tamoxifen Citrate 20 mg Tablet contains Tamoxifen, which belongs to the class of 'anti oestrogens. Some types of breast cancers need oestrogen (female sex hormone) to grow. Tamoxifen Citrate 20 mg Tablet blocks the effects of this oestrogen, thus helping in treating breast cancer. Tamoxifen Citrate 20 mg Tablet is also used to reduce the risk of occurrence of breast cancer in women due to age and personal and family medical history.

Use Tamoxifen Citrate 20 mg Tablet as prescribed by your doctor. Your doctor will decide the dosage depending on your medical condition. The common side effects of Tamoxifen Citrate 20 mg Tablet include hot flashes, headache, muscle aches, leg cramps, tiredness, nausea, thinning of hair and numbness or tingling sensation. These side effects are not familiar to everyone and vary individually. If you notice any side effects that are not manageable, please consult your doctor.

Do not take or stop this medicine if the doctor did not advise you to do so. Before starting Tamoxifen Citrate 20 mg Tablet , let your doctor know if you have any medical history of liver or kidney diseases, heart diseases, high cholesterol levels, high blood pressure, diabetes, history of stroke or blood clot, receiving chemotherapy, and cataracts. Tamoxifen Citrate 20 mg Tablet is not indicated for use in pregnant and breastfeeding women. Tamoxifen Citrate 20 mg Tablet may make you feel tired; hence, drive when you are alert only. It is not recommended to consume alcohol along with Tamoxifen Citrate 20 mg Tablet . Tamoxifen Citrate 20 mg Tablet is not recommended for children below two years of age.

Uses of Tamoxifen Citrate 20 mg Tablet

Treatment of Breast cancer.

Directions for Use

• Tamoxifen Citrate 20 mg Tablet can be taken with or without food at regular intervals as prescribed by the doctor.• It is usually taken once or twice a day; however, follow the dosage and timing advised by the doctor.• Swallow Tamoxifen Citrate 20 mg Tablet as a whole with a glass of water.• Do not chew, crush or break it.

Medicinal Benefits

Tamoxifen Citrate 20 mg Tablet contains Tamoxifen, which is an anti-oestrogen drug. It treats breast cancer that has spread to other parts of the body in men and women. Tamoxifen Citrate 20 mg Tablet is also used to treat breast cancer in women who are earlier treated with surgery, radiation, and chemotherapy. It effectively treats infertility caused by failure in the ovulation (produce and release) process in women. Some types of breast cancers need oestrogen (female sex hormone) to grow. Tamoxifen Citrate 20 mg Tablet blocks the effects of this oestrogen, thus helps in treating breast cancer. Tamoxifen Citrate 20 mg Tablet is also used to reduce the risk of occurrence of breast cancer in women due to age, personal and family medical history.

How Tamoxifen Citrate 20 mg Tablet Works

Tamoxifen Citrate 20 mg Tablet contains Tamoxifen, which belongs to the class of 'anti oestrogens. Some types of breast cancers need oestrogen (female sex hormone) to grow. Tamoxifen Citrate 20 mg Tablet blocks the effects of this oestrogen, thus helping in treating breast cancer. Tamoxifen Citrate 20 mg Tablet is also used to reduce the risk of occurrence of breast cancer in women due to age and personal and family medical history.

Storage

Keep out of sight and reach of children.
Side effects of Tamoxifen Citrate 20 mg Tablet
  • Eat a healthy balanced diet.
  • Reduce stress with relaxation techniques such as yoga or meditation.
  • Keep track of your menstrual cycle any irregularities.
  • Have regular check ups to exclude other health problems.
  • Exercise but do not exercise to the extent of overheating.
  • Hydrate well, eat well (particularly iron and vitamins).
  • Eat a healthy balanced diet.
  • Reduce stress with relaxation techniques such as yoga or meditation.
  • Keep track of your menstrual cycle any irregularities.
  • Have regular check ups to exclude other health problems.
  • Exercise but do not exercise to the extent of overheating.
  • Hydrate well, eat well (particularly iron and vitamins).
  • Eating foods high in vitamins C (like oranges, peppers, and tomatoes) and E (like peanuts, spinach, and broccoli) may help protect your eyes from cataracts or slow them down.
  • Quit smoking and cut back on alcohol.
  • Wear sunglasses when you are outside to protect your eyes from the sun.
  • Keep your blood sugar under control, because high blood sugar can cause changes in the eye lens that lead to cataracts.
  • Have regular eye checkups to catch any problems early.
Overcome Medication-Induced Nausea: A 9-Step Plan
  • Inform your doctor about the nausea and discuss possible alternatives to the medication or adjustments to the dosage.
  • Divide your daily food intake into smaller, more frequent meals to reduce nausea.
  • Opt for bland, easily digestible foods like crackers, toast, plain rice, bananas, and applesauce.
  • Avoid certain foods that can trigger nausea, such as fatty, greasy, spicy, and smelly foods.
  • Drink plenty of fluids, such as water, clear broth, or electrolyte-rich beverages like coconut water or sports drinks.
  • Use ginger (tea, ale, or candies) to help relieve nausea.
  • Get adequate rest and also avoid strenuous activities that can worsen nausea.
  • Talk to your doctor about taking anti-nausea medication if your nausea is severe.
  • Record when your nausea occurs, what triggers it, and what provides relief to help you identify patterns and manage your symptoms more effectively.
Here are the steps to manage the medication-triggered Cough:
  • Tell your doctor about the cough symptoms you're experiencing, which may be triggered by your medication.
  • Your doctor may adjust your treatment plan by changing your medication, adding new medications, or providing guidance on managing your cough symptoms.
  • Practice good hygiene, including frequent handwashing, avoiding close contact with others, and avoiding sharing utensils or personal items.
  • Stay hydrated by drinking plenty of fluids, such as water, tea, or soup, to help thin out mucus and soothe your throat.
  • Get plenty of rest and engage in stress-reducing activities to help your body recover. If your cough persists or worsens, consult your doctor for further guidance.
  • Reduce salt intake to minimize fluid buildup.
  • Use compression stockings, sleeves, or gloves.
  • Gently massage the affected area towards the heart.
  • Protect the swollen area from injury and keep it clean.
  • Use lotion or cream to keep the skin moisturized.

What if I have taken an overdose of Tamoxifen Citrate 20 mg Tablet

Take Tamoxifen Citrate 20 mg Tablet only as prescribed by the physician. Avoid exceeding the recommended dose as it could lead to an overdose. Symptoms of overdose may include dizziness, unsteadiness, and uncontrolled shaking of a part of the body. If you experience these symptoms or suspect you have taken an overdose, seek immediate medical attention.

Drug Warnings

Inform your doctor if you have any allergic reactions to Tamoxifen Citrate 20 mg Tablet or other medications. Before starting Tamoxifen Citrate 20 mg Tablet , let your doctor know if you have any medical history of liver or kidney diseases, heart diseases, high cholesterol levels, high blood pressure, diabetes, history of stroke or blood clot, receiving chemotherapy, and cataracts. Tamoxifen Citrate 20 mg Tablet can affect the unborn baby when used in pregnancy. It may also have harmful effects on the breastfed infant when used by a lactating mother. Hence, Tamoxifen Citrate 20 mg Tablet is not indicated for use in pregnancy and breastfeeding women. If you are using Tamoxifen Citrate 20 mg Tablet , make sure to use reliable contraception forms to prevent pregnancy during the course. Tamoxifen Citrate 20 mg Tablet can make you feel tired and affects your mental ability to drive. Do not drive or operate machinery if you are not mentally alert and focused. Avoid alcohol consumption while being treated with Tamoxifen Citrate 20 mg Tablet . Tamoxifen Citrate 20 mg Tablet is not recommended for children younger than two years of age.

Drug-Drug Interactions

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TamoxifenDicoumarol
Critical
TamoxifenPimozide
Critical

Drug-Drug Interactions

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TamoxifenDicoumarol
Critical
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking Tamoxifen Citrate 20 mg Tablet with dicoumarol can increase the risk of bleeding.

How to manage the interaction:
Taking Tamoxifen Citrate 20 mg Tablet with Dicoumarol is not recommended, but can be taken together if prescribed by a doctor. However, if you experience bleeding, vomiting, blood in your urine or stools, headache, dizziness, or weakness contact your doctor immediately. Do not discontinue any medication without consulting a doctor.
TamoxifenPimozide
Critical
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking Tamoxifen Citrate 20 mg Tablet with Pimozide can increase the risk of irregular heart rhythm.

How to manage the interaction:
Taking Pimozide with Tamoxifen Citrate 20 mg Tablet is not recommended, but can be taken together if prescribed by a doctor. However, consult your doctor if you experience sudden dizziness, lightheadedness, fainting, shortness of breath. Do not discontinue any medications without consulting a doctor.
TamoxifenSparfloxacin
Critical
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking Tamoxifen Citrate 20 mg Tablet with sparfloxacin can increase the risk of irregular heart rhythm

How to manage the interaction:
Taking Tamoxifen Citrate 20 mg Tablet with Sparfloxacin is not recommended, but can be taken together if prescribed by a doctor. However, consult your doctor if you experience sudden dizziness, lightheadedness, fainting, shortness of breath. Do not stop using any medications without consulting doctor.
TamoxifenThioridazine
Critical
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking Tamoxifen Citrate 20 mg Tablet with thioridazine can increase the risk of irregular heart rhythm.

How to manage the interaction:
Taking Tamoxifen Citrate 20 mg Tablet with Thioridazine is not recommended, but can be taken together if prescribed by a doctor. However, consult your doctor if you experience sudden dizziness, lightheadedness, fainting, shortness of breath. Do not discontinue any medications without consulting a doctor.
TamoxifenWarfarin
Critical
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking Tamoxifen Citrate 20 mg Tablet with warfarin can increase the risk of bleeding.

How to manage the interaction:
Taking Tamoxifen Citrate 20 mg Tablet with Warfarin is not recommended but can be taken together if prescribed by a doctor. However, consult a doctor if you experience bleeding, vomiting, blood in your urine or stools, headache, dizziness, or weakness. Do not discontinue any medications without consulting a doctor.
TamoxifenZiprasidone
Critical
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Co-administration of Tamoxifen Citrate 20 mg Tablet with Ziprasidone can increase the risk of irregular heart rhythm.

How to manage the interaction:
Taking Tamoxifen Citrate 20 mg Tablet with Ziprasidone together can possibly result in an interaction, but it can be taken if a doctor has advised it. However, consult a doctor immediately if you experience any symptoms such as sudden dizziness, lightheadedness, fainting, shortness of breath, or heart palpitations. Do not discontinue any medications without consulting a doctor.
TamoxifenSaquinavir
Critical
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking Tamoxifen Citrate 20 mg Tablet with saquinavir may increase the risk of irregular heart rhythm.

How to manage the interaction:
Taking Tamoxifen Citrate 20 mg Tablet with Saquinavir is not recommended, but can be taken together if prescribed by a doctor. However, consult your doctor if you experience sudden dizziness, lightheadedness, fainting, shortness of breath. Do not stop using any medications without consulting doctor.
TamoxifenMoxifloxacin
Severe
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking moxifloxacin together with Tamoxifen Citrate 20 mg Tablet can increase the blood levels of Tamoxifen Citrate 20 mg Tablet.

How to manage the interaction:
Although taking Tamoxifen Citrate 20 mg Tablet and moxifloxacin together can possibly result in an interaction, it can be taken if your doctor has prescribed it. However, consult the doctor if you experience any unusual symptoms. Do not stop using any medications without consulting doctor.
TamoxifenParoxetine
Severe
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Taking Tamoxifen Citrate 20 mg Tablet with paroxetine may reduce the effectiveness of Tamoxifen Citrate 20 mg Tablet.

How to manage the interaction:
Although taking Tamoxifen Citrate 20 mg Tablet and paroxetine together can possibly result in an interaction, it can be taken if your doctor has advised it. However, if you experience any unusual symptoms consult your doctor immediately. Do not discontinue any medications without consulting a doctor.
TamoxifenMirabegron
Severe
How does the drug interact with Tamoxifen Citrate 20 mg Tablet Citrate 20 mg Tablet:
Coadministration of Mirabegron and Tamoxifen Citrate 20 mg Tablet may reduce the effects of Tamoxifen Citrate 20 mg Tablet.

How to manage the interaction:
Taking Mirabegron and Tamoxifen Citrate 20 mg Tablet together can possibly result in an interaction, it can be taken if your doctor has advised it. However, if you experience painful urination, constipation, dry mouth, headache, sudden dizziness, lightheadedness, fainting, shortness of breath, or rapid heartbeat, contact a doctor immediately. Do not discontinue any medications without consulting a doctor.

Drug-Food Interactions

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TAMOXIFEN-20MGTyramine-containing food, Calcium rich foods
Moderate

Drug-Food Interactions

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TAMOXIFEN-20MGTyramine-containing food, Calcium rich foods
Moderate
Common Foods to Avoid:
Natto, Tempeh, Fermented Tofu, Tofu Set With Calcium, Calcium-Fortified Soy Milk

How to manage the interaction:
Soy contains chemicals that may promote the formation of breast tumors and interfere with the action of Tamoxifen Citrate 20 mg Tablet. Avoid taking soy milk along with Tamoxifen Citrate 20 mg Tablet.

Diet & Lifestyle Advise

  • Maintain a fibre-rich diet and include healthy carbohydrates from fruits, vegetables and whole grains.

  • Include fish, soy, tomatoes, Brussels sprouts, kale, broccoli and oils containing omega-3 fatty acids such as olive oil as these foods may reduce the risk of prostate cancer.

  • Avoid grilled meat, red meat, saturated fat found in animal products, milk and dairy products.

  • Exercise regularly to lose weight as obesity is also considered a risk factor for prostate cancer.

  • Eat at regular intervals.

  • Keep your weight under control with BMI of 19.5-24.9.

  • Opt for a diet rich in whole grains, fruits, veggies, and low-fat dairy products.

Habit Forming

No

Therapeutic Class

ANTINEOPLASTIC

Tamoxifen Citrate 20 mg Tablet Substitute

Substitutes safety advice

Product Substitutes

bannner image

Alcohol

Unsafe

It is unsafe to consume alcohol while using Tamoxifen Citrate 20 mg Tablet . Please consult your doctor for more information.

bannner image

Pregnancy

Unsafe

Tamoxifen Citrate 20 mg Tablet is a pregnancy category D drug. It is unsafe to use Tamoxifen Citrate 20 mg Tablet in pregnancy and can have harmful effects on the unborn baby. Use reliable forms of contraception to prevent pregnancy while using Tamoxifen Citrate 20 mg Tablet .

bannner image

Breast Feeding

Unsafe

Tamoxifen Citrate 20 mg Tablet is not recommended to use during breastfeeding since it may be unsafe for the breastfed infant. Please seek medical advice if you are a nursing mother before starting Tamoxifen Citrate 20 mg Tablet .

bannner image

Driving

Unsafe

Tamoxifen Citrate 20 mg Tablet causes tiredness and may affect your ability to drive. Do not drive or operate machinery if you experience any unmanageable side effects with Tamoxifen Citrate 20 mg Tablet .

bannner image

Liver

Caution

Please let your doctor know if you have any history of liver diseases or hepatic impairment before starting Tamoxifen Citrate 20 mg Tablet .

bannner image

Kidney

Caution

Please let your doctor know if you have any history of kidney diseases before starting Tamoxifen Citrate 20 mg Tablet .

bannner image

Children

Caution

Tamoxifen Citrate 20 mg Tablet is not recommended in children younger than two years of age.

Have a query?

FAQs

Tamoxifen Citrate 20 mg Tablet is primarily used to treat breast cancer. It is also used to treat infertility caused by a failure in the ovulation (produce and release) process in women.

Tamoxifen Citrate 20 mg Tablet contains Tamoxifen, an anti-neoplastic agent. It blocks the effects of the female sex hormone called oestrogen. This process of inhibiting the hormone's action can decrease cancer cells' growth in breast cancer.

Tamoxifen Citrate 20 mg Tablet should be used with caution and under doctor's supervision only if you have any medical history of liver or kidney diseases, heart diseases, high cholesterol levels, high blood pressure, diabetes, history of stroke or blood clot, receiving chemotherapy, and cataracts. Let your doctor know if you have any other medical concerns before using Tamoxifen Citrate 20 mg Tablet .

During treatment with Tamoxifen Citrate 20 mg Tablet , it is essential to look for any signs of a stroke (slurred speech, sudden weakness or numbness, severe headache), signs of a blood clot in the lung (chest pain, sudden coughing, wheezing, rapid breathing, coughing up blood), and signs of a blood clot in one or both legs (pain, swelling, warmth, redness). If you further notice any symptoms that are not manageable or unusual, please seek prompt medical advice.

Take the missed dose as soon as possible. However, if it is time for the next dose, skip the missed dose and go back to your regular dosing schedule. Do not double the dose.

Swallow the medicine as a whole with a glass of water. You can take it with or without food at regular intervals, as prescribed by the doctor. Do not crush, chew or break it. The dose of Tamoxifen Citrate 20 mg Tablet will be suggested by your doctor based on your condition.

Take the missed dose as soon as you remember. If it's almost time for your next scheduled dose, skip the missed dose and continue with your regular schedule. Do not take a double dose to make up for the missed one. If you are unsure about what to do, consult your pharmacist for guidance.

Do not stop taking Tamoxifen Citrate 20 mg Tablet as it may increase the risk or progression of the cancer. It is advised to complete the course prescribed by your doctor. However, if you face any difficulty while taking Tamoxifen Citrate 20 mg Tablet consult your doctor immediately.

The common side effects of Tamoxifen Citrate 20 mg Tablet include hot flashes, headache, muscle aches, leg cramps, tiredness, nausea, thinning of hair and numbness or tingling sensation. Not everyone experiences these side effects, and they can vary from person to person. If the side effects persist or worsen, please consult your doctor.

Country of origin

India

Manufacturer/Marketer address

Fresenius Kabi AG? , Else-Kröner-Straße 1 ? , 61352 Bad Homburg , Germany
Other Info - TAM0007

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Author Details

Veda MaddalaDoctor badge

Written By

Veda Maddala

M Pharmacy

Dr Aneela SiddabathuniDoctor badge

Reviewed By

Dr Aneela Siddabathuni

MPharma., PhD

Last Updated

Jul 18, 2025 | 6:51 AM IST

Doctor imageWe provide you with authentic, trustworthy and relevant information

Reference

  1. https://www.drugs.com/pregnancy/tamoxifen.html
  2. https://www.webmd.com/drugs/2/drug-4497/tamoxifen-oral/details
  3. https://www.medicines.org.uk/emc/files/pil.2248.pdf

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