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Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets

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About the medicine

How to use Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets

Translated with AI

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

Acetylsalicylic Acid TecniGen 100 mg gastro-resistant tablets

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.
  • 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

  1. What is Acetylsalicylic Acid TecniGen and what is it used for
  2. What you need to know before you take Acetylsalicylic Acid TecniGen
  3. How to take Acetylsalicylic Acid TecniGen
  4. Possible side effects
  5. Storing Acetylsalicylic Acid TecniGen
  6. Contents of the pack and other information

1. What is Acetylsalicylic Acid TecniGen and what is it used for

Acetylsalicylic Acid TecniGen contains acetylsalicylic acid, which at low doses belongs to a group of medicines called antiplatelet agents. Platelets are small blood cells that produce blood clotting and are involved in thrombosis. When a blood clot forms in an artery, it stops blood flow and cuts off oxygen supply.

When this happens in the heart, it can cause a heart attack or angina; in the brain, it can cause a stroke.

Acetylsalicylic acid is taken to reduce the risk of thrombus formation and thus prevent:

  • heart attacks
  • strokes
  • cardiovascular problems in patients with stable or unstable angina (a type of chest pain)

This medicine is also used to prevent thrombus formation after certain types of heart surgery to widen or unblock blood vessels.

This medicine is not recommended for emergency cases. It can only be used as a preventive treatment.

Doctor consultation

Not sure if this medicine is right for you?

Discuss your symptoms and treatment with a doctor online.

2. What you need to know before you take Acetylsalicylic Acid TecniGen

Do not take Acetylsalicylic Acid TecniGen

  • if you are allergic to acetylsalicylic acid, other salicylates, or non-steroidal anti-inflammatory drugs (NSAIDs; NSAIDs are often used for arthritis or rheumatism and pain) or to any of the other ingredients of this medicine (listed in section 6)
  • if you have had an asthma attack or swelling of some parts of the body, e.g. face, lips, throat, or tongue (angioedema) after taking salicylates or NSAIDs
  • if you currently have or have ever had a stomach or intestinal ulcer
  • if you have a history of bleeding or perforation (gastric or intestinal) caused by previous treatment with NSAIDs
  • if you have a history of recurrent gastroduodenal ulcer/bleeding with episodes of ulceration or bleeding, or any other type of bleeding such as a stroke
  • if you have ever had a problem with your blood not clotting properly
  • if you have severe liver or kidney problems
  • if you have severe heart problems that can cause difficulty breathing and swelling of the ankles
  • if you are in the last 3 months of pregnancy; you should not take more than 100 mg per day (see section "Pregnancy and breastfeeding")
  • if you are taking a medicine called methotrexate (e.g. to treat cancer or rheumatoid arthritis) in doses greater than 15 mg per week

Warnings and precautions

Consult your doctor, pharmacist, or nurse before starting to take this medicine:

  • if you have kidney, liver, or heart problems
  • if you have or have had ulcers or bleeding (e.g. in the stomach or intestine)
  • if you have high blood pressure
  • if you are asthmatic, have hay fever, nasal polyps, or other chronic respiratory diseases; acetylsalicylic acid may induce an asthma attack
  • if you have ever had gout
  • if you have heavy menstrual periods
  • if you have a deficiency of the enzyme glucose-6-phosphate dehydrogenase (G6PD)

You should consult a doctor immediately if your symptoms worsen or if you experience serious or unexpected side effects, e.g. unusual bleeding symptoms, severe skin reactions, or any other sign of severe allergy (see section "Possible side effects").

Inform your doctor if you have scheduled surgery (even minor surgery, such as a dental extraction) as acetylsalicylic acid is an anticoagulant, and there may be an increased risk of bleeding.

You should be careful not to become dehydrated (you may feel thirsty and have a dry mouth) as the use of acetylsalicylic acid at the same time may cause kidney function to deteriorate.

This medicine is not suitable for relieving pain or reducing fever.

If you are in any of the above situations, or if you are not sure, consult your doctor or pharmacist.

Children and adolescents

Acetylsalicylic acid may cause Reye's syndrome when administered to children. Reye's syndrome is a very rare disease that affects the brain and liver and can be life-threatening. For this reason, this medicine should not be given to adolescents/children under 16 years of age, unless indicated by a doctor.

Other medicines and Acetylsalicylic Acid TecniGen

Tell your doctor or pharmacist if you are taking, have recently taken, or might take any other medicines.

The effect of treatment may be influenced if acetylsalicylic acid is taken at the same time as other medicines used to:

  • prevent blood clots from forming (e.g. warfarin, heparin, clopidogrel, alteplase)
  • prevent organ rejection after transplantation (cyclosporine, tacrolimus)
  • treat high blood pressure (e.g. diuretics and ACE inhibitors)
  • regulate heart rhythm (digoxin)
  • treat manic-depressive disorder (lithium)
  • relieve pain and inflammation (e.g. NSAIDs like ibuprofen, or steroids)
  • Metamizol (a substance to reduce pain and fever) may reduce the effect of acetylsalicylic acid on platelet aggregation (blood cells stick together and form a blood clot). Therefore, this combination should be used with caution in patients taking low doses of acetylsalicylic acid as a cardioprotector
  • gout (e.g. probenecid)
  • epilepsy (valproate, phenytoin)
  • glaucoma (acetazolamide)
  • cancer or rheumatoid arthritis (methotrexate; in doses less than 15 mg per week)
  • diabetes (e.g. glibenclamide, insulin)
  • depression (selective serotonin reuptake inhibitors (SSRIs) such as sertraline or paroxetine)
  • hormone replacement therapy when adrenal or pituitary glands have been destroyed or removed, or medicines to treat inflammation, including rheumatic diseases and intestinal inflammation (corticosteroids)

Taking Acetylsalicylic Acid TecniGen with food, drinks, and alcohol

Drinking alcohol may possibly increase the risk of gastrointestinal bleeding and prolong bleeding time.

Pregnancy, breastfeeding, and fertility

If you are pregnant or breastfeeding, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medicine.

Pregnant women should not take acetylsalicylic acid during pregnancy unless their doctor advises them to do so. You should not take this medicine if you are in the last 3 months of pregnancy, unless your doctor advises you to do so, and in that case, the daily dose should not exceed 100 mg (see section "Do not take Acetylsalicylic Acid TecniGen"). Normal or high doses of this medicine during the last phase of pregnancy can cause serious complications in the mother or baby.

Breastfeeding women should not take acetylsalicylic acid unless their doctor advises them to do so.

Acetylsalicylic acid may affect female fertility by affecting ovulation. This effect is reversible after treatment is stopped.

Driving and using machines

This medicine should not affect your ability to drive or use machines.

Acetylsalicylic Acid TecniGen contains lactose

This medicine contains lactose. If your doctor has told you that you have an intolerance to some sugars, consult them before taking this medicine.

3. How to take Acetylsalicylic Acid TecniGen

Follow the instructions for administration of this medicine exactly as indicated by your doctor or pharmacist. If you are in doubt, consult your doctor or pharmacist again.

Adults

Prevention of heart attacks:

  • The recommended dose is 100 mg once a day.

Prevention of strokes:

  • The recommended dose is 100 mg once a day.

Prevention of cardiovascular problems in patients with stable or unstable angina (a type of chest pain):

  • The recommended dose is 100 mg once a day.

Prevention of thrombus formation after certain types of heart surgery:

  • The recommended dose is 100 mg once a day.

This medicine should not be used in higher doses unless advised by a doctor. The dose should not exceed 300 mg per day.

Elderly patients

Doses are the same as for adults. In general, acetylsalicylic acid should be used with caution in elderly patients who are more prone to adverse events. Treatment should be reviewed at regular intervals.

Children and adolescents

Acetylsalicylic acid should not be given to children and adolescents under 16 years of age, unless prescribed by a doctor (see section "Warnings and precautions").

Method of administration

Oral use.

The tablets should be swallowed whole with a sufficient amount of liquid (half a glass of water). The tablets have a gastro-resistant coating that prevents irritating effects on the intestine, and therefore should not be crushed, broken, or chewed.

If you take more Acetylsalicylic Acid TecniGen than you should

If you (or someone else) accidentally take too many tablets, you should inform your doctor immediately, contact the nearest emergency service, or call the Toxicology Information Service, telephone 91 562 04 20, indicating the medicine and the amount taken.

Show your doctor the medicine or the empty package.

Symptoms of overdose may include ringing in the ears, hearing problems, headache, dizziness, confusion, nausea, vomiting, and abdominal pain. A large overdose can lead to faster than normal breathing (hyperventilation), fever, excessive sweating, restlessness, convulsions, hallucinations, low blood sugar levels, pulmonary edema, coma, and shock.

If you forget to take Acetylsalicylic Acid TecniGen

If you forget to take a dose, wait until it is time to take the next dose and continue treatment as usual.

Do not take a double dose to make up for forgotten doses.

If you stop taking Acetylsalicylic Acid TecniGen

Do not stop taking this medicine without consulting your doctor.

If you have any further questions about the use of this medicine, 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.

If you notice any of the following serious side effects, stop taking this medicine and contact your doctor immediately:

  • Sudden difficulty breathing, swelling of your lips, face, or body, rash, fainting, or difficulty swallowing (severe allergic reaction).
  • Redness of the skin with blisters or peeling and may be associated with high fever and joint pain. This could be erythema multiforme, Stevens-Johnson syndrome, or Lyell syndrome.
  • Unusual bleeding, such as coughing up blood, blood in your vomit or urine, or black stools.

Other side effects are:

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

  • Nausea, vomiting, diarrhea.
  • Indigestion.
  • Increased tendency to bleed.

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

  • Hives.
  • Runny nose.
  • Difficulty breathing.

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

  • Severe bleeding in the stomach or intestines, cerebral hemorrhage; altered blood cell count.
  • Spasms in the lower respiratory tract, asthma attack.
  • Inflammation of blood vessels.
  • Bruises with purple spots (bleeding into the skin).
  • Severe skin reactions such as a rash known as erythema multiforme, and can be life-threatening, Stevens-Johnson syndrome, and Lyell syndrome.
  • Hypersensitivity reactions, such as swelling of, e.g. lips, face, or body, or shock.
  • Reye's syndrome (a very rare disease in children that affects the brain and liver; see section 2 "Children and adolescents").
  • Abnormally heavy or prolonged menstrual periods.

Frequency not known (frequency cannot be estimated from the available data)

  • Ringing in your ears (tinnitus) or reduced hearing.
  • Headache.
  • Dizziness.
  • Ulcers in the stomach or intestine and perforation.
  • Prolonged bleeding time.
  • Disorder of kidney function, acute kidney failure.
  • Disorder of liver function, increased liver enzymes.
  • High levels of uric acid or low blood sugar levels.

Reporting of side effects

If you experience side effects, consult your doctor, pharmacist, or nurse, even if they are not listed in this leaflet. You can also report them directly through the Spanish Medicines Monitoring System: www.notificaram.es. By reporting side effects, you can help provide more information on the safety of this medicine.

5. Storing Acetylsalicylic Acid TecniGen

Keep this medicine out of the sight and reach of children.

Do not store above 30°C.

Do not use this medicine after the expiry date which is stated on the package after EXP. The expiry date is the last day of the month indicated.

Medicines should not be disposed of via wastewater or household waste. Return the packages and medicines you no longer need to the pharmacy. Ask your pharmacist how to dispose of packages and medicines no longer needed. This will help protect the environment.

6. Contents of the pack and other information

Composition of Acetylsalicylic Acid TecniGen

  • The active ingredient is acetylsalicylic acid. Each gastro-resistant tablet contains 100 mg of acetylsalicylic acid.
  • The other ingredients are:
  • Core of the tablet: Lactose monohydrate, microcrystalline cellulose, anhydrous colloidal silica, and potato starch.
  • Gastro-resistant coating: Talc, triacetin, and copolymer of methacrylic acid and ethyl acrylate (1:1), dispersion of, at 30%.

Appearance of the product and pack contents

White, round, biconvex, film-coated tablets, with a diameter of approximately 8.1 mm and a thickness of approximately 3.5 mm.

Carton pack with PVC/Al blister containing 30 and 100 tablets.

Not all pack sizes may be marketed.

Marketing authorization holder and manufacturer

Marketing authorization holder

Tecnimede España Industria Farmacéutica, S.A.

Avda. de Bruselas, 13, 3º D. Edificio América. Polígono Arroyo de la Vega,

28108 Alcobendas (Madrid)

Spain

Manufacturer

G.L. Pharma GmbH

Industriestrasse 1, A-8502 Lannach

Austria

or

G.L. Pharma GmbH

Schlossplatz 1, A-8502 Lannach

Austria

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

Italy: Acido Acetilsalicilico Tecnigen 100 mg compresse gastroresistenti

Portugal: Acido Acetilsalicilico Biofarmoz 100 mg comprimidos gastrorresistentes

Spain: Acido Acetilsalicilico Tecnigen 100 mg comprimidos gastrorresistentes

Date of last revision of this leaflet: January 2022

Detailed information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es/

Online doctors for Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets

Discuss questions about Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

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Doctor

Bulat Garipov

General medicine 15 years exp.

Dr. Bulat Garipov is a radiologist with more than 15 years of experience, specializing in magnetic resonance imaging (MRI). Throughout his professional career, he has worked in leading diagnostic imaging centers, both in on-site practice and teleradiology, which has allowed him to develop a broad and versatile approach to radiology.

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You could consult Dr. Bulat Garipov in cases where accurate interpretation of MRI studies or a second expert opinion is required. His expertise is especially valuable in cases of suspected neurological conditions, back and joint pain, vascular disorders, as well as in the diagnosis of abdominal and pelvic diseases. The doctor also provides support in complex or unclear clinical situations, including the review of previously performed studies, which helps improve diagnostic accuracy and determine the optimal treatment strategy. A teleradiology format is available, allowing you to receive a professional opinion remotely.

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Doctor

Alexander Nazarchuk

Allergology 7 years exp.

Dr. Alexander Nazarchuk is a physician specialising in allergology and internal medicine. He provides online consultations for adults, following the principles of evidence-based medicine — no outdated treatments or unnecessary tests, with clear explanations and a personalised approach. He helps patients with a wide range of allergic and therapeutic conditions, from common day-to-day complaints to complex cases involving allergies, gastrointestinal issues, cardiovascular concerns, respiratory symptoms, and more.

You can consult Dr. Nazarchuk for:

  • Test interpretation and guidance on diagnostic plans.
  • Allergic rhinitis, hay fever, bronchial asthma (including severe cases).
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  • Allergen-specific immunotherapy (AIT) – initiation and ongoing management.
  • Abdominal pain, bloating, changes in bowel habits, nausea, heartburn.
  • High blood pressure and adjustment of baseline antihypertensive therapy.
  • Hyperlipidaemia and elevated cholesterol.
  • Cough, nasal congestion, fever, sore throat.
  • Anaemia, including iron deficiency and related conditions.
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During consultations, Dr. Nazarchuk takes a thorough, structured approach — analysing symptoms, identifying potential causes, and helping patients make informed decisions. Whether treatment, further investigation, or monitoring is needed, he explains each step clearly so you understand your health and how best to manage it.

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Doctor

Sviatoslav Chekhun

Oncology 13 years exp.

Dr. Sviatoslav Chekhun is a medical oncologist with international clinical and research experience, specializing in modern medical oncology and a personalized approach to cancer treatment.

Currently (since 2025), he works as a Medical Oncologist at Institut Català d’Oncologia (Girona, Spain). Previously, he completed his residency in Medical Oncology and was involved in clinical research at Hospital Universitari Germans Trias i Pujol.

Dr. Chekhun has a strong academic and scientific background. He served as a lecturer in Internal Medicine at O.O. Bohomolets National Medical University and conducted research in experimental oncology at the R.E. Kavetsky Institute of Experimental Pathology, Oncology and Radiobiology.

Earlier in his career, he worked as a medical oncologist at the Kyiv City Clinical Oncological Center and contributed to regulatory evaluation of medicinal products at the State Expert Center of the Ministry of Health of Ukraine.

When to consult Dr. Chekhun:

  •  for diagnosis or clarification of a cancer diagnosis
  •  to obtain a second opinion on an existing treatment plan 
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Consultation format

Dr. Chekhun provides online consultations, where you can receive:

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Important:
Prescription and monitoring of medications must be carried out by your treating physician in an in-person (offline) setting. An online consultation does not replace a face-to-face visit but helps you make more informed decisions about your treatment.

Dr. Sviatoslav Chekhun combines clinical practice, research, and international experience, enabling him to provide patients with modern, evidence-based approaches in oncology.

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Frequently Asked Questions

Is a prescription required for Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets?
Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant 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 Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets?
The active ingredient in Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets is acetylsalicylic acid. This information helps identify medicines with the same composition but different brand names.
How much does Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets cost in pharmacies?
The average pharmacy price for Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets is around 1.45 EUR. Prices may vary depending on the manufacturer and dosage form.
Who manufactures Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets?
Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets is manufactured by Tecnimede España Industria Farmaceutica S.A.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant 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 Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant 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 Acetylsalicylic Acid TecniGen 100 mg Gastro-Resistant Tablets?
Other medicines with the same active substance (acetylsalicylic acid) include A.A.S. 100 mg TABLETS, Acetylsalicylic Acid ALTER 100 mg Gastro-Resistant Tablets, ACETIC ACID SALICYLIC ARISTO 100 mg GASTRO-RESISTANT 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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