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ANASTROZOL VIR 1 mg FILM-COATED TABLETS

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About the medicine

How to use ANASTROZOL VIR 1 mg FILM-COATED TABLETS

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This page provides general information and does not replace a doctor’s consultation. Always consult a doctor before taking any medication. Seek urgent medical care if symptoms are severe.

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Introduction

Package Leaflet: Information for the User

Anastrozole VIR 1 mg film-coated tablets EFG

anastrozole

Read all of this leaflet carefully before you start taking this medicine because it contains important information for you.

Keep this leaflet. You may need to read it again.

  • Keep this leaflet, as you may need to read it again.
  • If you have any further questions, ask your doctor, pharmacist, or nurse.
  • This medicine has been prescribed for you only. Do not pass it on to others. It may harm them, even if their signs of illness are the same as yours.
  • If you get any side effects, talk to your doctor, pharmacist, or nurse. This includes any possible side effects not listed in this leaflet. See section 4.

Contents of the pack and other information

  1. What is Anastrozole VIR and what is it used for
  2. Before you take Anastrozole VIR
  3. How to take Anastrozole VIR
  4. Possible side effects
  5. Storing Anastrozole VIR

Contents of the pack and further information

1. What is Anastrozole VIR and what is it used for

Anastrozole VIR contains a substance called anastrozole. It belongs to a group of medicines called 'aromatase inhibitors'. Anastrozole is used to treat breast cancer in women who are post-menopausal.

Anastrozole works by reducing the amount of hormones called oestrogens that are produced by your body, by blocking a natural substance (an enzyme) called 'aromatase'.

Doctor consultation

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Discuss your symptoms and treatment with a doctor online.

2. Before you take Anastrozole VIR

Do not take Anastrozole VIR

  • If you are allergic (hypersensitive) to anastrozole or any of the other ingredients of anastrozole (listed in section 6).
  • If you are pregnant or breast-feeding (see the section called 'Pregnancy and breast-feeding').

Do not take Anastrozole VIR if you are in any of the above situations. If you are not sure, consult your doctor or pharmacist before taking Anastrozole VIR.

Warnings and precautions

Consult your doctor, pharmacist, or nurse before taking Anastrozole VIR:

If you are not sure if any of these apply to you, consult your doctor or pharmacist before taking Anastrozole VIR.

If you are going into hospital, tell the medical staff that you are taking Anastrozole VIR.

Taking other medicines and Anastrozole VIR

Tell your doctor or pharmacist if you are using, have recently used, or might use any other medicines. This includes medicines that you buy without a prescription and herbal medicines. This is because anastrozole can affect the way other medicines work, and some medicines can affect the way anastrozole works.

Do not take Anastrozole VIR if you are already taking any of the following medicines:

  • Certain medicines used to treat breast cancer (selective oestrogen receptor modulators), such as medicines that contain tamoxifen. This is because these medicines may stop Anastrozole VIR from working properly.
  • Medicines that contain oestrogen, such as hormone replacement therapy (HRT). If you are in this situation, ask your doctor or pharmacist for advice.

If you are in this situation, ask your doctor or pharmacist for advice.

Consult your doctor or pharmacist if you are taking any of the following:

  • A medicine called an 'LHRH analogue'. This includes gonadorelin, buserelin, goserelin, leuprorelin, and triptorelin. These medicines are used to treat breast cancer, some female health problems (gynaecological problems), and infertility.

Pregnancy and breast-feeding

Do not take Anastrozole VIR if you are pregnant or breast-feeding. Stop taking Anastrozole VIR if you become pregnant and consult your doctor.

Consult your doctor or pharmacist before taking any medicine.

Driving and using machines

Anastrozole is unlikely to affect your ability to drive or use any tools or machines. However, occasionally some patients may feel weak or sleepy while taking Anastrozole VIR. If this happens to you, ask your doctor or pharmacist for advice.

Anastrozole contains lactose

Anastrozole VIR contains lactose, which is a type of sugar. If your doctor has told you that you have an intolerance to some sugars, consult them before taking this medicine.

Anastrozole contains sodium

This medicine contains less than 1 mmol sodium (23 mg) per tablet, which is essentially 'sodium-free'.

3. How to take Anastrozole VIR

Follow exactly the instructions given to you by your doctor or pharmacist. Consult your doctor or pharmacist if you have any doubts.

  • The recommended dose is one tablet per day.
  • Try to take your tablet at the same time each day.
  • Swallow the tablet whole with a glass of water.
  • You can take Anastrozole VIR before, during, or after food.

Keep taking Anastrozole VIR for as long as your doctor or pharmacist tells you to. This is a long-term treatment and you may need to take it for several years. If you are not sure, consult your doctor or pharmacist.

Use in children and adolescents

Anastrozole VIR should not be given to children and adolescents.

If you take more Anastrozole VIR than you should

If you have taken more Anastrozole VIR than you should, contact a doctor immediately. In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service. Telephone 91 562 04 20, stating the medicine and the amount taken.

If you forget to take Anastrozole VIR

If you forget to take a dose, just take the next dose as normal. Do not take a double dose (two doses at the same time) to make up for a forgotten dose.

If you stop taking Anastrozole VIR

Do not stop taking your tablets unless your doctor tells you to.

If you have any further questions on the use of this product, ask your doctor, pharmacist, or nurse.

Medicine questions

Started taking the medicine and have questions?

Discuss your symptoms and treatment with a doctor online.

4. Possible side effects

Like all medicines, this medicine can cause side effects, although not everybody gets them.

Stop taking Anastrozole VIR and seek urgent medical attention, if you experience any of the following serious but very rare side effects:

  • A very severe skin reaction with ulcers or blisters on the skin. This is known as 'Stevens-Johnson syndrome'.
  • Allergic reactions (hypersensitivity) with swelling of the throat, which may cause difficulty in swallowing or breathing. This is known as 'angioedema'.

Very common side effects (may affect more than 1 in 10 people)

  • Headache.
  • Hot flushes.
  • Feeling sick (nausea).
  • Rash.
  • Pain or stiffness in the joints.
  • Inflammation of the joints (arthritis).
  • Weakness.
  • Bone loss (osteoporosis).
  • Depression.

Common side effects (may affect up to 1 in 10 people)

  • Lack of appetite. Increased or high levels of a fatty substance in the blood called cholesterol, which would be seen in a blood test.
  • Drowsiness.
  • Carpal tunnel syndrome (tingling, pain, numbness, or weakness in the hand).
  • Tingling, numbness, or prickling of the skin, loss of taste.
  • Diarrhoea.
  • Vomiting.
  • Changes in blood tests that show how well your liver is working.
  • Thinning of hair (hair loss).
  • Allergic reactions (hypersensitivity) including face, lips, or tongue.
  • Bone pain.
  • Vaginal bleeding (usually in the first few weeks of treatment - if bleeding continues, talk to your doctor).
  • Muscle pain.

Uncommon side effects (may affect up to 1 in 100 people)

  • Changes in special blood tests that show how well your liver is working (gamma-GT and bilirubin).
  • Inflammation of the liver (hepatitis).
  • Hives or itchy skin.
  • Trigger finger (a condition where one of your fingers gets stuck in a bent position).
  • Trigger finger (a condition where one of your fingers gets stuck in a bent position).
  • High levels of calcium in the blood. If you experience nausea, vomiting, and thirst, tell your doctor, pharmacist, or nurse, as you may need a blood test.

Rare side effects (may affect up to 1 in 1,000 people)

  • A rare skin inflammation that may include red patches or blisters.
  • A skin rash caused by an allergic reaction (this may be due to an allergic or anaphylactoid reaction).
  • Inflammation of small blood vessels, which may cause red or purple spots on the skin. Very rarely, symptoms of joint pain, stomach pain, and kidney pain may occur; this is known as 'Henoch-Schönlein purpura'.

Very rare side effects (may affect less than 1 in 10,000 people)

  • A very severe skin reaction with ulcers or blisters on the skin. This is known as 'Stevens-Johnson syndrome'.
  • Allergic reactions (hypersensitivity) with swelling of the throat, which may cause difficulty in swallowing or breathing. This is known as 'angioedema'.

Side effects with unknown frequency(frequency cannot be estimated from the available data):

  • Dry eyes.
  • Lichenoid rash (small red or purple bumps on the skin that itch).
  • Tendinitis (inflammation of the tendons) or tendon rupture (tearing of the tendons).
  • Memory loss.

If any of these happen to you, call an ambulance or see a doctor immediately. You may need urgent medical treatment.

Effects on your bones

Anastrozole lowers the levels of female sex hormones (oestrogens) in your body, which may cause your bones to become thinner and weaker. This may increase the risk of fractures. Your doctor will check the risks and treatment options according to the treatment guidelines for the condition of your bones in post-menopausal women. You should discuss the risks and treatment options with your doctor.

Reporting of side effects

If you get any side effects, talk to your doctor, pharmacist, or nurse. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via the Spanish Medicines Monitoring System for Human Use https://www.notificaram.es. By reporting side effects, you can help provide more information on the safety of this medicine.

5. Storing Anastrozole VIR 1 mg

Keep out of the sight and reach of children. Store the tablets in a safe place where children cannot see or reach them. Your tablets could harm them.

This medicine does not require any special storage conditions.

Do not use Anastrozole VIR 1 mg after the expiry date which is stated on the carton after EXP. The first two digits indicate the month and the last four digits indicate the year. The expiry date is the last day of the month stated.

Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help protect the environment.

6. Contents of the pack and further information

What Anastrozole VIR contains

  • The active substance is anastrozole. Each film-coated tablet contains 1 mg of anastrozole.
  • The other ingredients are in the tablet core: lactose monohydrate, sodium starch glycollate (type A), povidone (E1201), and magnesium stearate (E572).

The coating contains macrogol 400, hypromellose (E464), and titanium dioxide (E171).

Appearance and packaging

Anastrozole is a film-coated tablet, round, with the inscription "ANA" and "1" on one side.

Anastrozole is available in packs of 28 tablets.

Marketing authorisation holder and manufacturer

Marketing authorisation holder:

Industria Química y Farmacéutica VIR, S.A.

C/ Laguna 66-70, Polígono Industrial URTINSA II, 28923 Alcorcón (Madrid) – Spain

Manufacturer:

Synthon Hispania, S.L.

C/ Castelló, 1. Polígono Las Salinas

08830 Sant Boi de Llobregat (Barcelona)

Spain

Or

Synthon BV

Microweg 22

6545 CM Nijmegen

Netherlands

Or

Industria Química y Farmacéutica VIR, S.A.

C/ Laguna 66-70, Polígono Industrial URTINSA II

28923 Alcorcón (Madrid)

Spain

This medicine is authorised in the Member States of the European Economic Area under the following names:

Netherlands Strakir 1 mg, filmomhulde tabletten

Spain Anastrozol VIR 1 mg, comprimidos recubiertos con película EFG

UK Anastrozole 1 mg, Film-coated Tablets

Date of last revision of this leaflet: June 2025

Detailed and up-to-date information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) www.aemps.gob.es

Online doctors for ANASTROZOL VIR 1 mg FILM-COATED TABLETS

Discuss questions about ANASTROZOL VIR 1 mg FILM-COATED TABLETS, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

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Doctor

Tomasz Grzelewski

Dermatology 21 years exp.

Dr Tomasz Grzelewski is an MD, PhD specialist in allergy, paediatrics, general practice and sports medicine, with a clinical focus on dermatology, endocrinology, allergology and sports-related health. He has more than 20 years of clinical experience and completed his medical training at the Medical University of Łódź, where he defended his PhD thesis with distinction. His doctoral research was recognised by the Polish Society of Allergology for its innovative contribution to the field. Throughout his career, he has gained extensive expertise in diagnosing and managing a wide range of allergic and paediatric conditions, including modern allergen desensitisation techniques. For five years, Dr Grzelewski served as the Head of two paediatric departments in Poland, managing complex clinical cases and leading multidisciplinary teams. He also worked in medical centres in the United Kingdom, gaining experience across both primary care and specialist environments. With over a decade of telemedicine experience, he has provided online consultations across Europe and is valued for his clear, structured and evidence-based medical guidance. Dr Grzelewski is actively involved in clinical programmes focused on modern anti-allergic therapies. As a Principal Investigator, he leads research projects on sublingual and oral allergen desensitisation, supporting evidence-based progress in allergy treatment for both children and adults. In addition to his background in allergology and paediatrics, he completed dermatology studies through the Cambridge Education Group (Royal College of Physicians of Ireland) and a Clinical Endocrinology course at Harvard Medical School. This advanced training enhances his ability to manage skin manifestations of allergies, atopic conditions, urticaria, endocrine-related symptoms and complex immunological reactions. Patients commonly seek his care for: 

  • seasonal and perennial allergies
  • allergic rhinitis and chronic nasal symptoms
  • asthma and breathing difficulties
  • food and medication allergies
  • urticaria, atopic dermatitis and skin reactions
  • recurrent infections in children
  • sports-related health questions
  • general family medicine concerns

Dr Tomasz Grzelewski is known for his clear communication style, structured medical approach and ability to explain treatment options in a concise and accessible way. His multidisciplinary background across allergy, paediatrics, dermatology and endocrinology allows him to provide safe, up-to-date and comprehensive care for patients of all ages.

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Giorgi Eremeishvili

Urology 22 years exp.

Giorgi Eremeishvili is a top-category urologist, a Candidate of Medical Sciences, and a licensed physician in Spain. He provides expert assistance in the diagnosis and treatment of a wide range of urological conditions in both men and women, employing a comprehensive approach and evidence-based principles.

Key areas of expertise:

  • Erectile dysfunction, decreased libido, premature ejaculation.
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  • Inflammatory diseases of the genitourinary system: acute and chronic cystitis, pyelonephritis, epididymitis, orchitis, urethritis.
  • Sexually transmitted infections (STIs): chlamydia, ureaplasmosis, mycoplasmosis, gardnerellosis, candidiasis, herpetic infections, HPV, CMV, trichomoniasis, and others.
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Dr. Eremeishvili applies an integrated approach to each case. This includes thorough preoperative preparation, postoperative observation, and regular dynamic follow-up during the treatment process to achieve the best possible outcomes. All diagnostic and therapeutic recommendations are based on current evidence-based medicine and comply with the recommendations of the European Association of Urology, guaranteeing high-quality and effective care.

If you are seeking qualified assistance in diagnosing or treating urological conditions, book an online consultation with Dr. Giorgi Eremeishvili. Get expert support, accurate diagnosis, and a personalized treatment plan from the comfort of your home.

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Anna Biriukova

General medicine 6 years exp.

Dr Anna Biriukova is an internal medicine doctor with clinical experience in cardiology, endocrinology, and gastroenterology. She provides online consultations for adults, offering expert medical support for heart health, hormonal balance, digestive issues, and general internal medicine.

Cardiology – Diagnosis and treatment of:

  • High blood pressure, blood pressure fluctuations, and cardiovascular risk prevention.
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  • Leg swelling, chronic fatigue, reduced exercise tolerance.
  • EKG interpretation, lipid profile evaluation, cardiovascular risk assessment (heart attack, stroke).
  • Post-COVID-19 cardiac monitoring and care.
Endocrinology – Diabetes, thyroid, metabolism:
  • Diagnosis and management of type 1 and type 2 diabetes, and prediabetes.
  • Individual treatment plans including oral medications and insulin therapy.
  • GLP-1 therapy– modern pharmacological treatment for weight management and diabetes control, including drug selection, monitoring, and safety follow-up.
  • Thyroid disorders – hypothyroidism, hyperthyroidism, autoimmune thyroid diseases (Hashimoto’s, Graves’ disease).
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Gastroenterology – Digestive health:
  • Abdominal pain, nausea, heartburn, gastroesophageal reflux (GERD).
  • Stomach and intestinal conditions: gastritis, irritable bowel syndrome (IBS), indigestion.
  • Management of chronic digestive disorders and interpretation of tests (endoscopy, ultrasound, labs).
General internal medicine and preventive care:
  • Respiratory infections – cough, colds, bronchitis.
  • Lab test analysis, therapy adjustments, medication management.
  • Adult vaccinations – planning, contraindications assessment.
  • Cancer prevention – screening strategies and risk assessment.
  • Holistic approach – symptom relief, complication prevention, and quality of life improvement.
Dr Biriukova combines internal medicine with specialist insight, offering clear explanations, personalised treatment plans, and comprehensive care tailored to each patient.
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Dmytro Horobets

Family medicine 7 years exp.

Dr. Dmytro Horobets is a licensed family medicine physician in Poland, specialising in endocrinology, diabetology, obesity management, gastroenterology, pediatrics, general surgery, and pain medicine. He offers online consultations for adults and children, providing personalised medical support for a wide range of acute and chronic health concerns.

Areas of expertise:

  • Endocrinology: diabetes type 1 and type 2, prediabetes, thyroid disorders, metabolic syndrome, hormonal imbalance.
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  • Gastroenterology: acid reflux (GERD), gastritis, irritable bowel syndrome (IBS), liver and biliary conditions.
  • Pediatric care: infections, respiratory symptoms, digestive issues, growth and development monitoring.
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  • Cardiovascular health: hypertension, cholesterol control, risk assessment for heart disease.
  • Preventive medicine: regular check-ups, health screenings, long-term management of chronic conditions.

Dr. Horobets combines evidence-based medicine with a patient-centred approach. He carefully evaluates each patient’s medical history and symptoms, offering clear explanations and structured treatment plans adapted to individual needs.

Whether you need help managing diabetes, tackling weight-related health issues, interpreting lab results, or receiving general family medicine support, Dr. Horobets provides professional online care tailored to your specific health goals.

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Frequently Asked Questions

Is a prescription required for ANASTROZOL VIR 1 mg FILM-COATED TABLETS?
ANASTROZOL VIR 1 mg FILM-COATED TABLETS requires a prescription in Spain. You can check with a doctor online whether this medicine may be appropriate for your situation.
What is the active substance in ANASTROZOL VIR 1 mg FILM-COATED TABLETS?
The active ingredient in ANASTROZOL VIR 1 mg FILM-COATED TABLETS is anastrozole. This information helps identify medicines with the same composition but different brand names.
How much does ANASTROZOL VIR 1 mg FILM-COATED TABLETS cost in pharmacies?
The average pharmacy price for ANASTROZOL VIR 1 mg FILM-COATED TABLETS is around 60.09 EUR. Prices may vary depending on the manufacturer and dosage form.
Who manufactures ANASTROZOL VIR 1 mg FILM-COATED TABLETS?
ANASTROZOL VIR 1 mg FILM-COATED TABLETS is manufactured by Industria Quimica Y Farmaceutica Vir S.A.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of ANASTROZOL VIR 1 mg FILM-COATED TABLETS online?
Doctors such as Family doctors, Psychiatrists, Dermatologists, Cardiologists, Endocrinologists, Gastroenterologists, Pulmonologists, Nephrologists, Rheumatologists, Hematologists, Infectious disease physicians, Allergists, Geriatricians, Paediatricians, Oncologists may assess whether ANASTROZOL VIR 1 mg FILM-COATED TABLETS is appropriate, depending on your situation and local regulations. You can book an online consultation to discuss your symptoms and possible next steps.
What are the alternatives to ANASTROZOL VIR 1 mg FILM-COATED TABLETS?
Other medicines with the same active substance (anastrozole) include AMENUR 1 mg FILM-COATED TABLETS, ANASTROZOL ACCORD 1 mg FILM-COATED TABLETS, ANASTROZOL AUROVITAS 1 mg FILM-COATED TABLETS. These may have different brand names or formulations but contain the same therapeutic ingredient. Always consult a doctor before switching or starting a new medicine.
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