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GASTROFRENAL 100 mg HARD CAPSULES

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About the medicine

How to use GASTROFRENAL 100 mg HARD CAPSULES

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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

Leaflet: information for the user

GASTROFRENAL 100 mg hard capsules

Sodium cromoglicate

Read this leaflet carefully before starting to take this medicine, as it contains important information for you.

  • Keep this leaflet, as you may need to read it again.
  • If you have any questions, ask your doctor or pharmacist.
  • This medicine has been prescribed to you only, and you should not give it to others, even if they have the same symptoms as you, as it may harm them.
  • If you experience side effects, consult your doctor or pharmacist, even if they are not listed in this leaflet. See section 4.

Contents of the leaflet

  1. What Gastrofrenal 100 mg hard capsules are and what they are used for.
  2. What you need to know before taking Gastrofrenal 100 mg hard capsules.
  3. How to take Gastrofrenal 100 mg hard capsules.
  4. Possible side effects.
  5. Storage of Gastrofrenal 100 mg hard capsules.
  6. Package contents and additional information.

1. What Gastrofrenal 100 mg hard capsules are and what they are used for

Gastrofrenal is indicated in food allergies and in the treatment of symptoms associated with the release of mast cell mediators (mastocytosis and mast cell activation syndromes) in adults, adolescents, and children with a weight of 40 kg or more.

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2. What you need to know before taking Gastrofrenal 100 mg hard capsules

Do not take Gastrofrenal 100 mg hard capsules:

  • If you are allergic to sodium cromoglicate or any of the other components of this medicine (listed in section 6).

Warnings and precautions

Consult your doctor or pharmacist before starting to take this medicine.

In the treatment of food allergies, any reintroduction of an allergenic food into the diet should only be done under strict medical supervision.

If you are taking oral corticosteroid medications, consult your doctor before taking this medicine, as you may need to adjust the dose of your medication.

Children and adolescents

Treatment of mastocytosis with cromoglicate in children should only be done in cases where the doctor considers it necessary, such as when severe symptoms require intensive treatment.

Elderly patients (over 65 years)

The presence of other concomitant diseases should be taken into account. In case of renal or hepatic impairment, your doctor may adjust the dose of this medicine.

If you experience an allergic reaction, you should permanently discontinue treatment.

If you experience any other adverse reaction, discontinue treatment and consult your doctor. Your doctor will indicate how to resume treatment with Gastrofrenal.

Patients with renal or hepatic impairment

If you have renal or hepatic impairment, consult your doctor to adjust the dose of the medicine.

Taking Gastrofrenal 100 mg hard capsules with other medicines

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

Although no interactions with other medicines have been described, it is still recommended to space out the administration of cromoglicate and other medicines.

Taking Gastrofrenal 100 mg hard capsules with food, drinks, and alcohol

This medicine should be taken on an empty stomach. You can eat food 30 minutes after taking the medicine or 2 hours before taking it.

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.

There are no data on the treatment with this medicine in pregnant women, so it should be avoided during pregnancy unless your doctor considers it strictly necessary. Women who wish to become pregnant should consult their doctor.

There are no data on the excretion of sodium cromoglicate in breast milk. Breastfeeding women should consult their doctor before taking this medicine.

Driving and using machines

This medicine is unlikely to affect your ability to drive and use machines.

3. How to take Gastrofrenal 100 mg hard capsules

Treatment with this medicine can only be initiated and supervised by an experienced doctor in the management of these diseases.

Your doctor will indicate the recommended dose for you, as a guideline:

  1. Treatment of food allergies

-Initial dose:

Adults:

2 capsules of 100 mg (200 mg) 4 times a day, before meals.

Adolescents and children with weight ≥ 40 kg:

10 to 15 mg/kg body weight per day, divided into 4 doses, before meals.

If satisfactory control is not achieved after 2 or 3 weeks, the dosage may be increased to 1500 mg/day in adults and up to 20 mg/kg/day in children, always divided into 4 doses.

-Maintenance dose:

Once a therapeutic response is achieved, the dose should be reduced to the minimum necessary to keep the patient symptom-free.

  1. Symptoms associated with the release of mast cell mediators (mastocytosis and mast cell activation syndromes)

Treatment should be individualized and adapted to each patient. Your doctor will indicate the dose and how to take this medicine. However, the usual dose is as follows:

-Initial dose:

Adults:

For the first 2 days of treatment, only 200 mg per day will be administered, at night. If tolerance is good, during days 3 and 4 of treatment, the dose can be increased to 400 mg, divided into 2 doses (200 mg at night and 200 mg in the morning). If tolerance is good, treatment will continue with the usual dose of 200 mg, 4 times a day.

Adolescents and children with weight ≥ 40 kg:

During the first days of treatment, the same instructions given for adults should be followed.

The most suitable regimen would be: for the first 2 days, administer only 100 mg per day, at night. If tolerance is good, during days 3 and 4 of treatment, the dose can be increased to 200 mg, divided into 2 doses (100 mg at night and 100 mg in the morning). If tolerance is good, treatment will continue with the usual dose calculated based on weight (10 to 15 mg/kg/day) always divided into 4 daily doses.

-Maintenance dose:

Adults:

200 mg (2 capsules of 100 mg) 4 times a day, before meals.

Adolescents and children with weight ≥ 40 kg:

10 to 15 mg/kg body weight per day, divided into 4 doses.

If satisfactory control of symptoms is not achieved after 2 or 3 weeks, your doctor may increase the dose to 1500 mg per day in adults and up to 20 mg/kg/day in children, always divided into 4 doses.

Method of administration

This medicine is taken orally.

You should take the capsules with a glass of water and on an empty stomach. Take the medicine 30 minutes before eating or 2 hours after eating.

If you experience adverse reactions or do not observe improvement in the symptoms of the disease, you should consult your doctor, as a dose adjustment may be necessary.

If you take more Gastrofrenal 100 mg hard capsules than you should

In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, telephone (91) 5620420, indicating the medicine and the amount ingested.

If you forget to take Gastrofrenal 100 mg hard capsules

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

If you have any other questions about the use of this medicine, ask your doctor or pharmacist.

Medicine questions

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4. Possible side effects

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

Although this medicine is generally well tolerated, serious allergic reactions have been described in some cases, especially when used by inhalation. If you experience symptoms of anaphylaxis (swelling of the face, tongue, eyes, difficulty breathing), stop taking the medicine immediately.

The following adverse reactions have been reported with an unknown frequency (cannot be estimated from the available data):

  • headache, anxiety, irritability, mood changes, sleep disorders.
  • upper abdominal pain, nausea, abdominal cramps, constipation, diarrhea, dyspepsia.
  • rash, itching.
  • muscle pain, joint pain, and moderate fatigue.

Reporting side effects

If you experience any side effects, consult your doctor or pharmacist, even if they are not listed in this leaflet. You can also report them directly through the Spanish Pharmacovigilance System for Human Use www.notificaRAM.es.

By reporting side effects, you can help provide more information on the safety of this medicine.

5. Storage of Gastrofrenal 100 mg hard capsules

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

Do not use this medicine after the expiration date stated on the packaging after "EXP". The expiration date is the last day of the month indicated.

Medicines should not be disposed of via wastewater or household waste. Dispose of the packaging and any unused medicine in the pharmacy's Sigre collection point. If in doubt, ask your pharmacist how to dispose of the packaging and any unused medicine. This will help protect the environment.

6. Package contents and additional information

Composition of Angileptol mint flavor

Each tablet contains:

  • The active ingredients:

Chlorhexidine dihydrochloride, 5 mg

Benzocaine, 4 mg

Enoxolone, 3 mg

  • The other ingredients (excipients) are: sorbitol (E420), potassium acesulfame (E950), magnesium stearate, and mint flavor

Appearance of the product and package contents

Angileptol are sucking tablets, white, round, and with the Greek letter σ on one face.

They are available in packages containing 15 and 30 sucking tablets.

Other presentations

Angileptol Mint-eucalyptus flavor

Angileptol Honey-lemon flavor

Marketing authorization holder

Alfasigma Spain S.L.

C/ Aribau 195, 4th floor

08021 Barcelona, Spain

Manufacturer

Pharmaloop, S.L.

Polígono Industrial Azque C/Bolivia, 15

28806 Alcalá de Henares (Madrid), Spain

or

Alfasigma, S.p.A.

Via Pontina, Km 30,400

00071 Pomezia (Rome), Italy

Date of the last revision of this leaflet:September 2021

Other sources of information

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

Online doctors for GASTROFRENAL 100 mg HARD CAPSULES

Discuss questions about GASTROFRENAL 100 mg HARD CAPSULES, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

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Doctor

Tarek Agami

General medicine 11 years exp.

Dr. Tarek Agami is a general practitioner registered in both Portugal and Israel, with broad experience in family and preventive medicine. He offers online consultations for adults and children, providing personalised support for primary care needs, chronic disease management, and everyday health concerns.

Dr. Agami received clinical training and worked in leading medical institutions in Israel (Kaplan Medical Center, Barzilai Medical Center, Wolfson Medical Center) and Portugal (European Healthcare City, Viscura Internacional, Hospital Dr. José Maria Grande, Hospital Vila Franca de Xira). His approach combines international medical standards with individualised attention to each patient.

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  • Treatment adjustments and lifestyle recommendations based on your personal history
Dr. Agami provides medical support for patients using GLP-1 medications (such as Ozempic or Mounjaro) as part of a weight loss strategy. He offers individualised treatment planning, regular follow-up, dose adjustment, and advice on combining medication with sustainable lifestyle changes. Consultations follow the medical standards accepted in Portugal and Israel.

Dr. Agami is committed to evidence-based, patient-centred care, ensuring that each person receives trusted medical support tailored to their health goals.

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Nuno Tavares Lopes

Family medicine 18 years exp.

Dr. Nuno Tavares Lopes is a licensed physician in Portugal with 17 years of experience in emergency medicine, family and general practice, and public health. He is the Director of Medical and Public Health Services at an international healthcare network and serves as an external consultant for the WHO and ECDC.

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Dr. Nuno Tavares Lopes provides medical support for patients using GLP-1 medications (Mounjaro, Wegovy, Ozempic, Rybelsus) as part of a weight loss strategy. He offers individualised treatment planning, regular follow-up, dose adjustment, and advice on combining medication with sustainable lifestyle changes. Consultations follow the medical standards accepted in Europe.

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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
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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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Frequently Asked Questions

Is a prescription required for GASTROFRENAL 100 mg HARD CAPSULES?
GASTROFRENAL 100 mg HARD CAPSULES 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 GASTROFRENAL 100 mg HARD CAPSULES?
The active ingredient in GASTROFRENAL 100 mg HARD CAPSULES is cromoglicic acid. This information helps identify medicines with the same composition but different brand names.
How much does GASTROFRENAL 100 mg HARD CAPSULES cost in pharmacies?
The average pharmacy price for GASTROFRENAL 100 mg HARD CAPSULES is around 93.67 EUR. Prices may vary depending on the manufacturer and dosage form.
Who manufactures GASTROFRENAL 100 mg HARD CAPSULES?
GASTROFRENAL 100 mg HARD CAPSULES is manufactured by Alfasigma Espana S.L.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of GASTROFRENAL 100 mg HARD CAPSULES 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 GASTROFRENAL 100 mg HARD CAPSULES 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 GASTROFRENAL 100 mg HARD CAPSULES?
Other medicines with the same active substance (cromoglicic acid) include GASTROFRENAL 200 mg HARD CAPSULES, ASACOL 1 G SUPPOSITORIES, ASACOL 1600 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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