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  3. Anastar 1mg Tablet

Anastar 1mg Tablet, Pack of 1 Tablet
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Written By Santoshini Reddy G , M Pharmacy
Reviewed By Bayyarapu Mahesh Kumar , M Pharmacy

Anastar 1mg Tablet is used to treat breast cancer in women who have gone through menopause (cessation of menstrual periods). It contains Anastrozole, which prevents the growth of cancer cells and helps prevent or stop the growth of tumours (cancer cells) in other body parts. In some cases, you may experience common side effects such as headache, musculoskeletal (bone, muscle, or joint) pain, hot flashes, nausea, skin rashes, osteoporosis, and weakness. Before taking this medicine, you should tell your doctor if you are allergic to any of its components or if you are pregnant/breastfeeding, and about all the medications you are taking and pre-existing medical conditions.

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Composition :

ANASTROZOLE-1MG

Consume Type :

ORAL

Return Policy :

Not Returnable

About Anastar 1mg Tablet

Anastar 1mg Tablet is used to treat breast cancer in postmenopausal women. Breast cancer is a type of cancer that develops in breast cells stimulated by the female sex hormone known as estrogen.

Anastar 1mg Tablet works by blocking the aromatase enzyme, which is involved in producing the estrogen hormone. Hence, by blocking the aromatase enzyme, Anastar 1mg Tablet prevents the growth of cancer cells.

In some cases, you may experience common side effects such as headache, musculoskeletal (bone, muscle, or joint) pain, hot flashes, nausea, skin rashes, osteoporosis, and weakness. Talk with your doctor if you experience any of these side effects persistently.

Talk to your doctor before taking Anastar 1mg Tablet if you have allergies, osteoporosis (thinning of bones), bone fractures, high levels of cholesterol, or severe liver or kidney disease. Avoid taking Anastar 1mg Tablet if you are pregnant or breastfeeding. Anastar 1mg Tablet should not be given to children as safety has not been established.

Uses of Anastar 1mg Tablet

Anastar 1mg Tablet is used in the treatment of breast cancer in women after menopause. The detailed uses of Anastar 1mg Tablet are as follows:

  • Treats Breast Cancer: Anastar 1mg Tablet is commonly used to treat certain types of breast cancer that grow in response to estrogen (hormone-sensitive breast cancer).
  • Prevents cancer: Anastar 1mg Tablet helps to lower estrogen levels in the body, prevents the growth/ spreading of cancer cells, and reduces the chance of the cancer coming back after treatment.

Have a query?

Directions for Use

  • It can be taken with or without food as advised by a doctor.
  • Adhere to your doctor's guidance regarding the dosage and timing of this medication for optimal effectiveness.
  • Swallow Anastar 1mg Tablet as a whole with a glass of water.
  • Do not crush, chew, or break it.

Medicinal Benefits

  • Anastar 1mg Tablet is used to treat breast cancer in women who have gone through menopause (cessation of periods).
  • Breast cancer is a type of cancer that develops in breast cells stimulated by a female sex hormone called estrogen.
  • Anastar 1mg Tablet works by blocking the aromatase enzyme involved in the production of estrogens. Cancer cells require estrogen to grow, so blocking the enzyme Anastar 1mg Tablet prevents cancer cells from growing.
  • Anastar 1mg Tablet helps slow down or stop the growth and/or spreading of the tumours to other body parts.

How Anastar 1mg Tablet Works

Anastar 1mg Tablet works by blocking the aromatase enzyme, which is involved in producing the estrogen hormone. The cancer cells require estrogen for their growth. Hence, by blocking the aromatase enzyme, Anastar 1mg Tablet prevents the growth of cancer cells. Together, Anastar 1mg Tablet helps prevent or stop the growth of tumours (cancer cells) in other body parts.

Storage

• Store in a cool and dry place away from sunlight. • Keep out of sight and reach of children. • Non cold chain - To be stored in cool places at 10ºC to 25ºC or below 30ºC.

What if I have taken an overdose of Anastar 1mg Tablet

Do not take more than the prescribed dose of Anastar 1mg Tablet as it may cause serious side effects. If you suspect you have taken an overdose, please consult a doctor immediately.

Drug Warnings

  • Do not take Anastar 1mg Tablet if you are allergic to any of its contents or have not yet gone through menopause (still getting your periods).
  • Talk to your doctor before taking Anastar 1mg Tablet if you have allergies, osteoporosis (thinning of bones), bone fractures, high levels of cholesterol, or severe liver or kidney disease.
  • Avoid taking Anastar 1mg Tablet if you are pregnant or breastfeeding.
  • Anastar 1mg Tablet causes weakness and dizziness, so drive only if you are alert.
  • Anastar 1mg Tablet should not be given to children as safety has not been established.
  • Avoid consuming alcohol with Anastar 1mg Tablet as it could lead to increased drowsiness and dizziness.
  • Inform your doctor about your health condition and medications before taking Anastar 1mg Tablet to rule out any side effects.

Diet & Lifestyle Advise

  • Eat a healthy diet and exercise regularly to maintain a proper weight.
  • Avoid smoking and alcohol consumption.
  • Consume leafy vegetables, citrus fruits, fatty fish, berries, yoghurt, apples, peaches, cauliflower, cabbage, broccoli, beans, herbs, and spices.
  • Avoid fried, processed meats, refined carbs, and added sugar.
  • Get optimal sleep, and rest well.

Habit Forming

No

Therapeutic Class

CHEMOTHERAPY

Anastar 1mg Tablet Substitute

Substitutes safety advice
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Alcohol

Unsafe

You are recommended to avoid alcohol consumption while taking Anastar 1mg Tablet to avoid unpleasant side effects. Alcohol intake, along with Anastar 1mg Tablet, may cause increased drowsiness.

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Pregnancy

Unsafe

Anastar 1mg Tablet should not be used during pregnancy because it causes harm to the fetus (newborn baby). Please discuss any concerns regarding this with your doctor.

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Breast Feeding

Unsafe

Anastar 1mg Tablet should not be taken during breastfeeding as it passes into the breastmilk and may harm the nursing baby. It is contraindicated in breastfeeding mothers.

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Driving

Unsafe

Anastar 1mg Tablet may cause dizziness and drowsiness; do not drive or operate heavy machinery if you feel dizzy.

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Liver

Consult your doctor

Please consult your doctor if you have a history or evidence of any liver-related diseases.

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Kidney

Consult your doctor

Please consult your doctor if you have a history or evidence of any kidney-related diseases.

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Children

Unsafe

Anastar 1mg Tablet should not be used by children, as efficacy and safety have not been established.

FAQs

Anastar 1mg Tablet is used to treat breast cancer in women who have gone through menopause (cessation of menstrual periods).

Anastar 1mg Tablet works by blocking the aromatase enzyme, which is involved in producing the estrogen hormone. The cancer cells require estrogen for their growth. Hence, by blocking the aromatase enzyme, Anastar 1mg Tablet prevents the growth of cancer cells. Together, Anastar 1mg Tablet helps prevent or stop the growth of tumours (cancer cells) in other body parts.

Do not stop taking Anastar 1mg Tablet on your own. Depending on your medical condition, you are advised to take Anastar 1mg Tablet for as long as your doctor has prescribed it for you. Do not hesitate to speak with your doctor if you experience difficulty while taking Anastar 1mg Tablet.

Anastar 1mg Tablet may cause osteoporosis (bone thinning) due to the reduction of estrogen in the body. Regular bone density tests may help you monitor osteoporosis. Contact your doctor if you observe any signs of tendon pain or swelling while taking Anastar 1mg Tablet.

Anastar 1mg Tablet may cause weight gain due to an increase in appetite. However, it is not very common. If you gain weight, eat a low-calorie diet and exercise regularly to maintain proper weight.

Yes, Anastar 1mg Tablet commonly affects the hair by making it thin, which further causes loss of hair. However, it is not very common. Hair reduction possibly happens due to the estrogen-lowering effect of Anastar 1mg Tablet. These effects are not long-lasting and may return after some time. If it matters to you, then inform your doctor of another alternative medicine to avoid harm to your hair.

The side effects of Anastar 1mg Tablet include headache, nausea, hot flashes, skin rashes, weakness, and musculoskeletal (bone, muscle, or joint) pain. If these side effects persist or worsen, please consult your doctor.

Anastar 1mg Tablet is used by bodybuilders who use anabolic steroids for bodybuilding to reduce estrogen production, which is a side effect of anabolic steroids. Increased estrogen levels in bodybuilders may result in shrinking of the testicles or penis, high pitched female voice, and breast enlargement. In order to avoid such characteristics, bodybuilders use Anastar 1mg Tablet.

Anastar 1mg Tablet can be taken at any time of the day. Take it exactly as advised by your doctor. It can be taken with or without food. Do not break, crush, or chew it.

While on Anastar 1mg Tablet, your doctor will recommend blood tests to check blood cell counts and investigate kidney and liver functions. In addition, if you are at risk for osteoporosis, which may also occur due to Anastar 1mg Tablet, your doctor may advise a bone scan.

You should contact your doctor if you experience any severe adverse reactions. In case of prolonged or severe vomiting or nausea, extreme pain and extreme weakness, inform your doctor. Additionally, if you have taken more than the recommended dose of Anastar 1mg Tablet, consult your doctor.

The most important information that you need to know while using Anastar 1mg Tablet is that it can cause heart disease. Women with early-stage breast cancer and blockage of arteries in the heart may have an increase in symptoms of decreased blood flow to their heart. If you experience shortness of breath or have new or worsening chest pain, seek medical help.

Anastar 1mg Tablet should not be used with tamoxifen as it may reduce its effectiveness. Medicines containing estrogen such as estrogen creams, birth control pills, vaginal rings, and vaginal suppositories may affect the working of Anastar 1mg Tablet.

Country of origin

India
Other Info - AN31281

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Author Details

Santoshini Reddy GDoctor badge

Written By

Santoshini Reddy G

M Pharmacy

Bayyarapu Mahesh KumarDoctor badge

Reviewed By

Bayyarapu Mahesh Kumar

M Pharmacy

Last Updated

Sep 22, 2025 | 9:25 AM IST

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Reference

  1. https://www.ciplamed.com/content/armotraz-tablets#:~:text=Anastrozole%20is%20a%20potent%20and,enzyme%20complex%20in%20peripheral%20tissues.
  2. https://www.drugs.com/food-interactions/anastrozole.html
  3. https://www.webmd.com/drugs/2/drug-1555/anastrozole-oral/details
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