Bg pattern

FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION

Prescription review online

Prescription review online

A doctor will review your case and decide whether a prescription is medically appropriate.

Talk to a doctor about this medicine

Talk to a doctor about this medicine

Discuss your symptoms and possible next steps in a quick online consultation.

This page is for general information. Consult a doctor for personal advice. Call emergency services if symptoms are severe.
About the medicine

How to use FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION

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.

Show original

Introduction

Package Leaflet: Information for the User

Fluidin Mucolytic 50 mg/ml Oral Solution

Carbocisteine

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

  • Follow exactly the administration instructions of the medicine contained in this package leaflet or as indicated by your doctor or pharmacist.
  • Keep this package leaflet, as you may need to read it again.
  • If you need advice or more information, consult your pharmacist.
  • If you experience side effects, consult your doctor or pharmacist, even if they are side effects not listed in this package leaflet.
  • You should consult a doctor if you worsen or do not improve after 5 days of treatment.

Contents of the Package Leaflet:

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

1. What Fluidin Mucolytic is and what it is used for

Carbocisteine, the active ingredient of this medicine, belongs to the group of medicines called mucolytics, which act by decreasing the viscosity of mucus, making it more fluid and facilitating its elimination.

Fluidin Mucolytic is indicated to facilitate the elimination of excess mucus and phlegm in colds and flu, for adults and adolescents from 12 years old.

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 taking Fluidin Mucolytic

Do not take Fluidin Mucolytic:

  • If you are allergic (hypersensitive) to carbocisteine and its derivatives, or to any of the other components of this medicine (listed in section 6).
  • If you have stomach or duodenal ulcers.
  • This medicine is contraindicated in children under 2 years old.

Warnings and precautions

Consult your doctor or pharmacist before starting to take Fluidin Mucolytic.

  • If you have asthma or any severe respiratory disease, as it may increase respiratory tract obstruction.
  • During the first days of treatment, you may observe an increase in mucus and phlegm that will decrease throughout the treatment.

Taking Fluidin Mucolytic with other medicines

Tell your doctor or pharmacist if you are using, have recently used, or may need to use any other medicine.

Do not take this medicine with medicines used to reduce non-productive cough (antitussives) or with medicines used to inhibit bronchial secretions, as it may cause accumulation of fluidified mucus.

Taking Fluidin Mucolytic with food and drinks

Take this medicine preferably before meals.

Use in children

This medicine should not be administered to children under 12 years old.

Pregnancy and lactation

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.

This medicine should not be used during pregnancy unless your doctor advises you to do so.

Driving and using machines

The influence of Fluidin Mucolytic on the ability to drive and use machines is nil or insignificant.

Fluidin Mucolytic contains saccharose, methyl parahydroxybenzoate, sodium salt (E-219), propyl parahydroxybenzoate, sodium salt (E-217), and sulfites

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

Patients with diabetes mellitus should note that this medicine contains 2 g of saccharose per 5 ml.

It may cause allergic reactions (possibly delayed) because it contains methyl parahydroxybenzoate, sodium salt (E-219), and propyl parahydroxybenzoate, sodium salt (E-217).

This medicine may cause severe allergic reactions and bronchospasm (sudden feeling of suffocation) because it contains sulfites.

3. How to take Fluidin Mucolytic

Follow exactly the administration instructions of the medicine contained in this package leaflet or as indicated by your doctor or pharmacist. In case of doubt, ask your doctor or pharmacist.

The recommended dose is:

  • Adults and adolescents from 12 years old: Initially 15 ml (750 mg of carbocisteine) 3 times a day. Once you observe improvement, you can reduce to 10 ml (500 mg of carbocisteine) 3 times a day.

Use in children

Children under 12 years old cannot take this medicine.

This medicine is administered orally, alone or diluted in water or another liquid, and preferably before meals.

Instructions for the correct administration of the preparation

Take the amount of medicine to be taken using the measuring cup included in the box, which has the following measures marked: 2.5 ml, 5 ml, 7.5 ml, 10 ml, and 15 ml.

Place the measuring cup on a flat surface and at eye level. Fill it with the solution up to the line that indicates your dose.

After use, wash the measuring cup with water.

Graduated transparent measuring cup with volume marks in milliliters showing 2.5, 5, 10, and 15 ml with a liquid inside

It is recommended to drink a glass of water after each dose and a large amount of liquid throughout the day.

If you worsen or do not improve after 5 days of treatment, or if you develop a fever, skin rash, persistent headache, or sore throat, you should consult your doctor.

If you take more Fluidin Mucolytic than you should

If you have taken more Fluidin Mucolytic than you should, you may notice stomach pain, nausea, and diarrhea, itching, and skin rash.

If you have taken more Fluidin Mucolytic than you should, consult your doctor or pharmacist immediately, or call the Toxicology Information Service, phone: 91 562 0420, indicating the medicine and the amount ingested.

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, Fluidin Mucolytic can cause side effects, although not everyone gets them.

During the period of use of carbocisteine, the following side effects have been observed, whose frequency cannot be established with precision.

Occasionally, nausea, gastric discomfort, or diarrhea may appear, which usually disappear when the dose is reduced.

Rarely, other reactions such as stomach or intestinal bleeding, headache, itching, and skin rash, and very rarely, difficulty breathing, have been observed.

In these cases, it is advised to interrupt treatment and consult a doctor.

Reporting side effects:

If you experience any type of side effect, consult your doctor or pharmacist, even if it is a possible side effect not listed in this package 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 contribute to providing more information on the safety of this medicine.

5. Storage of Fluidin Mucolytic

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

No special storage conditions are required.

Do not use this medicine after the expiration date that appears on the label of the bottle or on the box after CAD. The expiration date is the last day of the month indicated.

Medicines should not be disposed of through wastewater or household waste. Deposit the packaging and medicines you no longer need at the SIGRE Point of the pharmacy. In case of doubt, ask your pharmacist how to dispose of the packaging and medicines you no longer need. This way, you will help protect the environment.

6. Contents of the pack and further information

Composition of Fluidin Mucolytic:

  • The active ingredient is carbocisteine. Each ml of oral solution contains 50 mg of carbocisteine.
  • The other components are: saccharose, methyl parahydroxybenzoate, sodium salt (E-219), propyl parahydroxybenzoate, sodium salt (E-217), wild raspberry and orange flavorings, caramel coloring, hydrochloric acid for pH adjustment, sodium hydroxide for pH adjustment, demineralized water. See section 2, "Fluidin Mucolytic contains saccharose, methyl parahydroxybenzoate, sodium salt (E-219), propyl parahydroxybenzoate, sodium salt (E-217), and sulfites".

Appearance of the product and contents of the pack:

Fluidin Mucolytic is an oral solution that comes in a glass bottle with a polypropylene/polyethylene high-density (PP/HDPE) cap with a child-proof closure, which contains 200 ml of oral solution and a measuring cup.

The measuring cup has the following measures marked: 2.5 ml, 5 ml, 7.5 ml, 10 ml, and 15 ml.

Marketing authorization holder

Faes Farma, S.A.

Autonomia Etorbidea, 10

48940 Leioa (Bizkaia)

Spain

Manufacturer

Faes Farma, S.A.

Parque Científico y Tecnológico de Bizkaia

Ibaizabal Bidea, Edificio 901

48160 Derio (Bizkaia)

Spain

Date of the last revision of this package leaflet:April 2025

Detailed and updated 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 FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION

Discuss questions about FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

5.0 (69)
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.

Camera Book a video appointment
€69
5.0 (63)
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
  • Family medicine: hypertension, diabetes, cholesterol, chronic disease management
  • Travel medicine: pre-travel advice, vaccinations, fit-to-fly certificates, travel-related illnesses
  • Sexual and reproductive health: PrEP, STD prevention, counselling, treatment
  • Weight management and wellness: personalised weight loss programmes, lifestyle guidance
  • Skin and ENT issues: acne, eczema, allergies, rashes, sore throat, sinusitis
  • Pain management: acute and chronic pain, post-surgical care
  • Public health: prevention, health screenings, long-term monitoring
  • Sick leave (Baixa médica) connected to Segurança Social in Portugal
  • 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.

Camera Book a video appointment
€59
5.0 (17)
Doctor

Anastasiia Shalko

Family medicine 13 years exp.

Dr. Anastasiia Shalko is a general practitioner with a background in both paediatrics and general medicine. She graduated from Bogomolets National Medical University in Kyiv and completed her paediatric internship at the P.L. Shupyk National Medical Academy of Postgraduate Education. After working as a paediatrician in Kyiv, she relocated to Spain, where she has been practising general medicine since 2015, providing care for both adults and children.

Her work focuses on urgent, short-term medical concerns – situations where patients need quick guidance, symptom assessment and clear next steps. She helps people understand whether their symptoms require in-person evaluation, home management or a change in treatment. Common reasons for booking an online consultation include:

  • acute respiratory symptoms (cough, sore throat, runny nose, fever)
  • viral illnesses such as colds and seasonal infections
  • gastrointestinal complaints (nausea, diarrhoea, abdominal pain, gastroenteritis)
  • sudden changes in how a child or adult feels
  • questions about existing treatment and whether adjustments are needed
  • renewal of prescriptions when clinically appropriate
Dr. Shalko works specifically with urgent and short-term problems, providing practical recommendations and helping patients determine the safest next step. She explains symptoms clearly, guides patients through decision-making and offers straightforward medical advice for everyday acute issues.

She does not provide long-term management of chronic conditions, ongoing follow-up or comprehensive care plans for complex long-term illnesses. Her consultations are designed for acute symptoms, sudden concerns and situations where timely medical input is important.

With clinical experience in both paediatrics and general medicine, Dr. Shalko confidently supports adults and children. Her communication style is clear, simple and reassuring, helping patients feel informed and supported throughout the consultation.

Camera Book a video appointment
€50
5.0 (3)
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.
Camera Book a video appointment
€80

Frequently Asked Questions

Is a prescription required for FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION?
FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION does not require 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 FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION?
The active ingredient in FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION is carbocisteine. This information helps identify medicines with the same composition but different brand names.
Who manufactures FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION?
FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION is manufactured by Faes Farma S.A.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION 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 FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION 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 FLUIDIN MUCOLITIC 50 mg/ml ORAL SOLUTION?
Other medicines with the same active substance (carbocisteine) include ACTITHIOL MUCOLITIC INFANTILE 20 mg/ml ORAL SOLUTION, CINFAMUCOL CARBOCISTEINE 50 mg/ml ORAL SOLUTION, CINFAMUCOL CARBOCISTEINE 750 MG ORAL SOLUTION IN SACHETS. 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.
bg-pattern-dark

Stay informed about Oladoctor

News about new services, product updates and useful information for patients.

Follow us on social media