


Ask a doctor about a prescription for ATENOLOL SANDOZ 100 mg FILM-COATED TABLETS
Patient Information Leaflet
Atenolol Sandoz 50 mg film-coated tablets EFG
Atenolol Sandoz 100 mg film-coated tablets EFG
Read the entire leaflet carefully before starting to take this medicine, as it contains important information for you.
Contents of the leaflet
Package contents and additional information
Atenolol Sandoz contains a medicine called atenolol. This belongs to a group of medicines called beta-blockers.
Atenolol Sandoz is used for:
Do not take Atenolol Sandoz:
Do not take Atenolol Sandoz in any of the above cases. If you are unsure, consult your doctor or pharmacist before taking this medicine.
Warnings and precautions
Consult your doctor or pharmacist before starting to take Atenolol Sandoz if:
If you think any of the above applies to you, or if you are unsure, consult your doctor or pharmacist before taking this medicine.
Using Atenolol Sandoz with other medicines
Tell your doctor or pharmacist if you are using, have recently used, or might use any other medicines, including those obtained without a prescription, homeopathic, herbal, and other health-related products, as it may be necessary to stop treatment or adjust the dose of one of them.
Some medicines can affect the action of others.
Tell your doctor or pharmacist if you are taking any of the following medicines:
If you think any of the above applies to you, or if you are unsure, consult your doctor or pharmacist before taking this medicine.
Pregnancy and breast-feeding
If you are pregnant or breast-feeding, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medicine.
Pregnancy
There is not enough data on the safety of atenolol during the first month of pregnancy. Your doctor will decide if treatment during the second and third trimester is beneficial for you.
Breast-feeding
Tell your doctor if you are being treated with atenolol at the time of delivery or during breast-feeding, as your baby may be at risk of low blood sugar and slower heartbeats.
Women who are breast-feeding should consult their doctor before taking this medicine, as atenolol passes into breast milk.
Driving and using machines
Use in athletes
This medicine contains atenolol, which may produce a positive result in doping tests.
Atenolol Sandoz contains lactose and sodium
This medicine contains lactose. If your doctor has told you that you have an intolerance to certain sugars, consult with them before taking this medicine.
This medicine contains less than 23 mg of sodium (1 mmol) per tablet; this is, essentially "sodium-free".
Follow the instructions for administration of this medicine exactly as indicated by your doctor or pharmacist. In case of doubt, consult your doctor or pharmacist again.
Adults
Your doctor will decide how many atenolol tablets you should take each day, depending on your illness.
Hypertension
Chest pain
The usual dose is 50 to 100 mg daily. If you take 100 mg, your doctor may instruct you to take it in two separate doses, 50 mg in the morning and 50 mg at night.
Irregular heartbeat
The usual dose is 50 to 100 mg daily.
Protection after a heart attack
The usual dose is 100 mg daily. Your doctor may instruct you to take it in two separate doses, 50 mg in the morning and 50 mg at night.
Elderly
If you are an elderly patient, your doctor may choose to prescribe a lower dose, especially if you have kidney problems.
Patients with severe kidney problems
If you have severe kidney problems, your doctor may prescribe a lower dose of atenolol or instruct you to take it less frequently.
Use in children
This medicine should not be given to children.
If you take more Atenolol Sandoz than you should
In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, phone: 91 562 04 20, indicating the medicine and the amount taken.
If you forget to take Atenolol Sandoz
If you stop taking Atenolol Sandoz
Do not stop taking Atenolol Sandoz without consulting your doctor. It is possible that your doctor will need to gradually reduce the dose.
If you have any other questions about the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
Stop taking Atenolol Sandoz and consult a doctor or go to a hospital immediately if you notice any of the following serious side effects:
Rare (may affect up to 1 in 1,000 people)
Frequency not known (cannot be estimated from the available data)
Stop taking Atenolol Sandoz and consult a doctor or go to a hospital immediately if you notice any of the above side effects.
Other side effects include:
Common (may affect up to 1 in 10 people)
Uncommon (may affect up to 1 in 100 people)
Rare (may affect up to 1 in 1,000 people)
Frequency not known (cannot be estimated from the available data)
Atenolol could mask the symptoms of "thyrotoxicosis" and hypoglycemia (diabetes) (see "Section 2. What you need to know before taking Atenolol Sandoz").
Reporting side effects
If you experience any side effects, consult your doctor or pharmacist, even if they are possible side effects not listed in this leaflet. You can also report them directly through the Spanish Pharmacovigilance System for Human Use Medicines: https://www.notificaram.es. By reporting side effects, you can help provide more information on the safety of this medicine.
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiration date that appears on the package and blister after EXP. The expiration date is the last day of the month indicated.
Store below 30°C.
Keep in the original packaging to protect from light and moisture.
Medicines should not be disposed of via wastewater or household waste. Deposit the packages and medicines you no longer need at the SIGRE collection point in the pharmacy. If in doubt, ask your pharmacist how to dispose of packages and medicines you no longer need. This will help protect the environment.
Composition of Atenolol Sandoz 50 mg tablets:
The active ingredient is atenolol. Each tablet contains 50 mg of atenolol.
Composition of Atenolol Sandoz 100 mg tablets:
The active ingredient is atenolol. Each tablet contains 100 mg of atenolol.
The other ingredients are:
Core:
cornstarch, sodium lauryl sulfate, heavy magnesium carbonate, magnesium stearate (E470b), gelatin.
Coating: lactose, hypromellose, titanium dioxide (E171), polyethylene glycol 4000.
Appearance of the product and package contents
Film-coated tablets, white, round, and scored on one side. The score line is only for breaking the tablet and facilitating swallowing, but not for dividing into equal doses.
Atenolol Sandoz is available in Alu/PP blisters in packages containing 30, 60, and 500 tablets.
Not all pack sizes may be marketed.
Marketing authorization holder and manufacturer
Marketing authorization holder
Sandoz Farmacéutica, S.A. Centro Empresarial Parque Norte
Edificio Roble
C/ Serrano Galvache, 56
28033 Madrid
Spain
Manufacturer
Salutas Pharma GmbH
Otto-von-Guericke Allee 1
39179 Barleben
Germany
or
Hexal AG
Industriestrasse, 25
83607 Holzkirchen
Germany
Date of the last revision of this leaflet: May 2020
Detailed information about this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es/
The average price of ATENOLOL SANDOZ 100 mg FILM-COATED TABLETS in December, 2025 is around 4.93 EUR. Prices may vary depending on the region, pharmacy, and whether a prescription is required. Always check with a local pharmacy or online source for the most accurate information.
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Discuss dosage, side effects, interactions, contraindications, and prescription renewal for ATENOLOL SANDOZ 100 mg FILM-COATED TABLETS – subject to medical assessment and local rules.