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DUARTRON 625 mg HARD CAPSULES

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About the medicine

How to use DUARTRON 625 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

Package Leaflet: Information for the User

Duartron 625 mg Hard Capsules

Glucosamine

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

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

The name of this medicine is Duartron 625 mg Hard Capsules. However, the product will be referred to as Duartron in the package leaflet text.

Contents of the Package Leaflet

  1. What is Duartron and what is it used for
  2. What you need to know before you take Duartron
  3. How to take Duartron
  4. Possible side effects
  5. Storage of Duartron
  6. Contents of the pack and further information

1. What is Duartron and what is it used for

Duartron belongs to a group of medicines called other anti-inflammatory and anti-rheumatic non-steroidal compounds.

Duartron contains the active ingredient glucosamine.

Duartron is indicated for the relief of symptoms produced by mild to moderate knee osteoarthritis.

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 Duartron

Do not take Duartron:

  • if you are allergic to glucosamine or any of the other ingredients of this medicine (listed in section 6).
  • if you are allergic to shellfish, as glucosamine is obtained from shellfish.

Warnings and precautions

Consult your doctor or pharmacist before taking Duartron.

  • if you have glucose intolerance. More frequent monitoring of blood glucose levels may be necessary when starting treatment with Duartron.
  • if you have any risk factors for heart disease, as an increase in cholesterol has been observed in some patients treated with glucosamine.
  • if you have asthma. When starting treatment with glucosamine, you should be aware that symptoms may worsen.
  • if you have kidney or liver problems, as no studies have been conducted in this group of patients, and dosage recommendations cannot be given.

Other medicines and Duartron

Tell your doctor or pharmacist if you are taking, have recently taken, or might take any other medicines, including those obtained without a prescription.

Caution is recommended if Duartron is administered in combination with other medicines, especially:

  • Certain types of medicines used to prevent blood clotting (e.g., warfarin, dicumarol, phenprocoumon, acenocoumarol, and fluindione). The effect of these medicines may be enhanced if used with glucosamine. Therefore, patients treated with these combinations should be closely monitored at the start or end of treatment with glucosamine.
  • Tetracyclines (antibiotics for treating infections).

Taking Duartron with food and drink

Duartron can be taken with food and drink, before, during, or after meals.

Pregnancy, breastfeeding, and fertility

If you are pregnant or breastfeeding, think you may be pregnant, or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine.

Duartron should not be used during pregnancy.

The use of Duartron is not recommended during breastfeeding.

Driving and using machines

No studies have been conducted on how Duartron affects the ability to drive and use machines.

However, if you experience dizziness or drowsiness due to the capsules, you should not drive or operate machinery.

3. How to take Duartron

Follow exactly the administration instructions of the medicine given by your doctor or pharmacist. If you are unsure, ask your doctor or pharmacist.

The recommended dose is 2 capsules per day in a single intake (1,250 mg of glucosamine).

Swallow the capsules with a sufficient amount of water. Do not chew the capsules.

Glucosamine is not indicated for the treatment of acute pain. Relief of symptoms (especially pain relief) may not be apparent until after several weeks of treatment, and sometimes even longer. If no improvement is observed after 2-3 months, please consult your doctor.

Use in children and adolescents

Duartron is not recommended for use in children or adolescents under 18 years of age.

If you take more Duartron than you should

If you have taken more Duartron capsules than you should, you may experience headache, dizziness, disorientation, joint pain, nausea, vomiting, or diarrhea, although you may not experience any symptoms. In any case, inform your doctor.

If you forget to take Duartron

If you forget to take a dose, simply take the next dose as scheduled. Do not take a double dose to make up for the forgotten doses.

If you stop taking Duartron

Continue taking this medicine until your doctor tells you to stop. Do not stop taking it just because you feel better. If you stop taking this medicine, your disease may recur.

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

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. These are usually mild and temporary.

Serious side effects

Stop taking glucosamine and seek immediate medical attention if you experience any of the following symptoms, as they may indicate a severe allergic reaction to this medicine:

  • Swelling of the face, tongue, throat
  • Difficulty swallowing or breathing
  • Skin rash or hives

Other side effects

Common(may affect up to 1 in 10 people):

Headache, fatigue, nausea, abdominal pain, indigestion, diarrhea, constipation.

Uncommon(may affect up to 1 in 100 people):

Rash, itching, redness.

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

Vomiting, hives, dizziness, swelling in feet or ankles, angioedema. Worsening of existing asthma, in diabetic patients worsening of blood glucose control.

High cholesterol levels have also been reported. It has not been possible to determine whether these effects are directly related to glucosamine.

Reporting of side effects

If you experience any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this package leaflet. You can also report side effects directly through the Spanish Medicines and Healthcare Products Agency's website: www.notificaRAM.es. By reporting side effects, you can help provide more information on the safety of this medicine.

5. Storage of Duartron

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

Store below 30°C. Store in the original packaging to protect from moisture.

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

Medicines should not be disposed of via wastewater or household waste. Return any unused medicine to a pharmacy for proper disposal. Ask your pharmacist how to dispose of medicines no longer required. This will help protect the environment.

6. Contents of the pack and further information

Composition of Duartron

  • The active ingredient is glucosamine. Each capsule contains 625 mg of glucosamine (equivalent to 750 mg of glucosamine hydrochloride).
  • The other ingredient is magnesium stearate.

Composition of the capsule:gelatin, iron oxide (E172), titanium dioxide (E171), black iron oxide (E172).

Appearance and packaging of the product

Duartron is presented as hard gelatin capsules of brown color.

Duartron is packaged in a cardboard box containing 60 and 180 capsules in blisters.

Only certain pack sizes may be marketed.

Marketing authorisation holder and manufacturer

Marketing authorisation holder:

LABORATORIO REIG JOFRE, S.A.

C/Gran Capitán 10

08970 Sant Joan Despí (Barcelona)

Spain

Manufacturer:

NOUCOR HEALTH, S.A.

Av. Camí Reial 51-57

08184 Palau-solità i Plegamans (Barcelona)

Spain

Date of last revision of this package leaflet

April 2018

Other sources of information

Detailed and up-to-date information on this medicine is available on the website of the Spanish Agency for Medicines and Healthcare Products: http://www.aemps.gob.es.

Online doctors for DUARTRON 625 mg HARD CAPSULES

Discuss questions about DUARTRON 625 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.

Main areas of consultation:

  • Diagnosis and treatment of acute and chronic conditions (high blood pressure, diabetes, respiratory infections, cardiovascular symptoms)
  • Evaluation of symptoms and guidance on further diagnostic testing
  • Preventive check-ups and regular health monitoring
  • Medical support during travel or after relocation
  • 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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Doctor

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.

  • Emergency care: infections, fever, chest/abdominal pain, minor injuries, paediatric emergencies
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  • IMT medical certificates for driving licence exchange
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.

Dr. Lopes also provides interpretation of medical tests, follow-up care for complex patients, and multilingual support. Whether for urgent concerns or long-term care, he helps patients act with clarity and confidence.

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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
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  • 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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Frequently Asked Questions

Is a prescription required for DUARTRON 625 mg HARD CAPSULES?
DUARTRON 625 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 DUARTRON 625 mg HARD CAPSULES?
The active ingredient in DUARTRON 625 mg HARD CAPSULES is glucosamine. This information helps identify medicines with the same composition but different brand names.
How much does DUARTRON 625 mg HARD CAPSULES cost in pharmacies?
The average pharmacy price for DUARTRON 625 mg HARD CAPSULES is around 6.51 EUR. Prices may vary depending on the manufacturer and dosage form.
Who manufactures DUARTRON 625 mg HARD CAPSULES?
DUARTRON 625 mg HARD CAPSULES is manufactured by Laboratorio Reig Jofre, S.A.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of DUARTRON 625 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 DUARTRON 625 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 DUARTRON 625 mg HARD CAPSULES?
Other medicines with the same active substance (glucosamine) include ACENAM 1250 mg EFFERVSCENT TABLETS, CARTISORB 1500 mg POWDER FOR ORAL SOLUTION, GLUCOSAMINE CINFA 1500 mg POWDER FOR ORAL SOLUTION. 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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