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Mamofen 10 Tablet

Tamoxifen (10mg)
Genuine
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Mamofen 10 Tablet is an anti-estrogen. It is used in the treatment of breast cancer. It is also used to reduce the risk of breast cancer in pre- and postmenopausal women with a high risk. This medicine helps to slow down the growth and multiplication of cancer cells.

Written By Dr. Sakshi Jain, MS, BDS,
Reviewed By Dr. Mekhala Chandra, MD, MBBS,
Last updated on 14 Apr 2026 | 04:20 PM (IST)
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General Information

The content is shown in English
Mamofen 10 Tablet image
Mamofen 10 Tablet image

Product introduction

Mamofen 10 Tablet is also helpful in the treatment of infertility. It can be taken with or without food, but take it at the same time to get the most benefit. It should be taken with your doctor's advice. The dose and duration of the treatment may depend on the severity of your condition. Your doctor will decide how much you need to improve your symptoms. You should take this medicine for as long as it is prescribed for you.


The most common side effects of this medicine include hot flashes, vaginal bleeding, and menstraul irregularities. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. It makes birth control pills less effective, hence use a condom and other preventive measures to avoid pregnancy.


Before taking this medicine, tell your doctor if you are on treatment for infertility or have a blood clot disorder. Your doctor should also know about all other medicines you are taking, as many of these may make this medicine less effective or change the way it works. Tell your doctor if you are pregnant or breastfeeding. Your doctor may perform some blood tests to check liver function and calcium levels in the body.

Uses of Mamofen Tablet

Benefits of Mamofen Tablet

Treatment of Breast cancer
Mamofen 10 Tablet relieves the symptoms of breast cancer such as breast lumps, bloody discharge from nipple or changes in the shape or texture of the breast. It works by altering the production of those hormones in the body that are essential for the growth and spread of breast cancer, both in pre as well as postmenopausal women. It may also interact with other hormones or have a direct effect on the cancer to stop its growth.

Side effects of Mamofen Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Mamofen
  • Hot flashes
  • Vaginal discharge
  • Metrorrhagia (menstrual bleeding at irregular intervals)

How to use Mamofen Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Mamofen 10 Tablet may be taken with or without food.

How Mamofen Tablet works

Mamofen 10 Tablet is a hormone-based medication. It works by binding to estrogen receptors and blocking the effects of estrogen (a natural female hormone) in the breast tissue. This slows down the growth and multiplication of breast cancer cells.

All substitutes for Mamofen 10 Tablet

For information purposes only. Consult a doctor before taking any medicine.

Quick tips

  • Mamofen 10 Tablet also reduces the risk of cancer coming back and of getting cancer in the other breast. 
  • Use a reliable barrier contraceptive method (such as condoms) to prevent pregnancy while you are taking this medicine and for 2 months after you stop taking it.
  • Inform your doctor if you are pregnant, planning to conceive, or breastfeeding.
  • Inform your doctor if your periods become irregular, especially if associated with heavier bleeding.
  • Do not stop taking the medicine without talking to your doctor first.

Safety advice

Alcohol

Alcohol

CONSULT YOUR DOCTOR
It is not known whether it is safe to consume alcohol with Mamofen 10 Tablet. Please consult your doctor.
Pregnancy

Pregnancy

UNSAFE
Mamofen 10 Tablet is highly unsafe during pregnancy. It can cause serious harm to the unborn baby, including birth defects and pregnancy loss. Do not use this medicine if you are pregnant or planning to become pregnant.
Breast feeding

Breast feeding

CONSULT YOUR DOCTOR
Mamofen 10 Tablet may be unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby. It should be used only if the expected benefit outweighs the potential risk. Please consult your doctor.
Driving

Driving

CONSULT YOUR DOCTOR
It is not known whether Mamofen 10 Tablet alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react. Please consult your doctor.
Kidney

Kidney

CONSULT YOUR DOCTOR
There is limited data available on the use of Mamofen 10 Tablet in patients with kidney disease. Please consult your doctor.
Liver

Liver

CONSULT YOUR DOCTOR
There is limited data available on the use of Mamofen 10 Tablet in patients with liver disease.

Interaction with drugs

Taking Mamofen with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Severe

Allylestrenol (Oral Route)

Do not consume Tamoxifen with Allylestrenol if you have or had breast cancer. If essential, consult your doctor. Allylestrenol may reduce the efficacy of Tamoxifen.
Severe

Bupropion (Oral Route)

Do not consume Tamoxifen with Bupropion.
Severe

Cinacalcet (Oral Route)

Do not consume Tamoxifen with Cinacalcet.
Severe

Conjugated Estrogens (Oral Route)

Do not consume Tamoxifen with Conjugated Estrogens if you have or had breast cancer. If essential, consult your doctor. Conjugated Estrogens may reduce the efficacy of Tamoxifen.
Severe

Dehydroepiandrosterone (Micronized) (Oral Route)

Do not consume Tamoxifen with Dehydroepiandrosterone (Micronized) if you have or had breast cancer. If essential, consult your doctor. Dehydroepiandrosterone (Micronized) may reduce the efficacy of Tamoxifen.

Frequently asked questions

Tamoxifen is a medicine, which works against estrogen, a female sex hormone. It is used in the treatment of estrogen dependent breast cancer in women. It may also be used in the treatment of estrogen-dependent breast cancer in males.
Take it as per the advice of your doctor. The number of doses you take each day and the duration depends on your medical problem. Take your tablet at about the same time every day to ensure consistent levels of medicine in your body. You can take it with or without food. Treatment with Mamofen 10 Tablet may be long term and you may require to take it for several years.
If you forget to take a dose of Mamofen 10 Tablet, take it as soon as you remember. If it is near to your next dose, skip it and follow your usual dosing schedule. Do not take two doses at the same time to make up for the forgotten one.
Do not stop taking Mamofen 10 Tablet, even if you start feeling well, unless your doctor tells you. Stopping it early may increase the risk of breast cancer coming back.
The most common side effects associated with Mamofen 10 Tablet include menopausal symptoms such as hot flushes, night sweats, sleep disturbance, vaginal irritation, loss of sex drive and mood changes. It may also cause fluid retention, vaginal discharge, indigestion, nausea, and changes in your periods. If any of these bother you, consult with your doctor.

Fact Box

Chemical Class

Stilbenes

Habit Forming

No

Therapeutic Class

ANTI NEOPLASTICS

Action Class

Selective estrogen receptor modulators (SERM)- Breast Cx

References

  1. Moy B, Lee RJ, Smith M. Natural Products in Cancer Chemotherapy: Hormones and Related Agents. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. New York, New York: McGraw-Hill Medical; 2011. pp. 1756-59.
  2. Chrousos GP. The Gonadal Hormones & Inhibitors. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. p. 716.
  3. Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 1311-14.
  4. Tamoxifen citrate [Summary of Product Characteristics]. Thane, India: Khandelwal Laboratories Pvt. Ltd.; 2019. [Accessed 07 Jan. 2025] (online) Available from:
  5. CiplaMed. Tamoxifen citrate [Prescribing Information]. [Accessed 25 Jul. 2024] (online) Available from:
  6. Tamoxifen citrate [Prescribing Information]. Fort Lauderdale, FL: Andrx Pharmaceuticals, Inc.; 2007. [Accessed 07 Jan. 2025] (online) Available from:
  7. Central Drugs Standard Control Organisation (CDSCO). [Accessed 04 Apr. 2019] (online) Available from:
  8. Tamoxifen [Summary of Product Characteristics]. Thane, India: Khandelwal Laboratories Pvt. Ltd.; 2019.
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User feedback

Twice A Day
59%
Once A Day
41%
Others
54%
Breast cancer
46%
Average
58%
Excellent
42%
Vaginal discharge
33%
No Side Effect
33%
Hot flashes
33%
With food
100%
Average
67%
Expensive
33%
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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Khandelwal Laboratories Pvt Ltd
Address: KHANDELWAL LABORATORIES PVT. LTD, 79/87 D.LADPATH, MUMBAI 400 033, INDIA

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Mamofen 10 Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.

In case of any issues, contact us

Email ID: [email protected]
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
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