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ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES

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About the medicine

How to use ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES

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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

Viatris Acetylcysteine 600 mg Effervescent Granules

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

  • Keep this package leaflet, as you may need to read it again.
  • If you have any questions, consult your doctor or pharmacist.
  • This medication 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 side effects not listed in this package leaflet. See section 4.

Contents of the Package Leaflet

  1. What Viatris Acetylcysteine is and what it is used for
  2. What you need to know before taking Viatris Acetylcysteine
  3. How to take Viatris Acetylcysteine
  4. Possible side effects
  5. Storage of Viatris Acetylcysteine
  6. Package Contents and Additional Information

1. What Viatris Acetylcysteine is and what it is used for

Acetylcysteine, the active ingredient of this medication, belongs to a group of medications called mucolytics.

Viatris Acetylcysteine is used to thin out excessive and/or thick bronchial secretions. It is indicated as a supportive treatment for respiratory processes that involve hypersecretion, excessive or thick mucus, such as:

  • Acute and chronic bronchitis (inflammation of the bronchi).
  • Chronic Obstructive Pulmonary Disease (COPD).
  • Emphysema (inflammation of the lung alveoli, which reduces respiratory function).
  • Atelectasis (decrease in lung volume) due to mucous obstruction: pulmonary complications of cystic fibrosis and other related conditions.
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2. What you need to know before taking Viatris Acetylcysteine

Do not take Viatris Acetylcysteine:

  • If you are allergic to acetylcysteine and its derivatives, or to any of the other components of this medication (listed in section 6).
  • Do not administer to children under 2 years of age.

Warnings and Precautions

Consult your doctor or pharmacist before starting to take Viatris Acetylcysteine.

  • If you have asthma or a severe respiratory disease, you should consult your doctor before taking this medication.
  • The possible sulfurous odor (like rotten eggs) of the medication is characteristic of the active ingredient, but it does not indicate that the medication is in poor condition.
  • If you experience stomach discomfort when taking the medication, stop treatment and consult your doctor or pharmacist. Caution is recommended in patients with peptic ulcer or history of peptic ulcer.
  • During the first few days of treatment, you may notice an increase in mucus and phlegm, which will decrease over the course of treatment.

Children and Adolescents

This medication should not be taken by children under 2 years of age.

Other Medications and Viatris Acetylcysteine

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

  • Concomitant therapy with nitroglycerin may cause headache and hypotension should be monitored, which can be severe.
  • Concomitant administration with the antiepileptic carbamazepine may decrease the efficacy of carbamazepine.
  • Do not take concomitantly with antitussive medications (for cough) or those that decrease bronchial secretions (such as antihistamines and anticholinergics), as it may cause an accumulation of thinned mucus.
  • When taking any medication containing minerals such as iron or calcium, or any medication with antibiotics such as amphotericin B, ampicillin sodium, cephalosporins, lactobionate, erythromycin, and some tetracyclines, you should separate the intake of Viatris Acetylcysteine by at least 2 hours.

It is not recommended to dissolve acetylcysteine with other medications.

Taking Viatris Acetylcysteine with Food and Drinks

Taking food and drinks does not affect the efficacy of this medication.

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 medication.

Its use should be avoided during breastfeeding.

Driving and Using Machines

There is no evidence of effects on the ability to drive and use machines.

Viatris Acetylcysteine contains Sodium, Sulphites, and Benzyl Alcohol

This medication contains 157.3 mg of sodium in each sachet. This is equivalent to 7.87% of the maximum daily intake of 2 g of sodium recommended by the WHO for an adult.

This medication contains up to 0.0072 mg of sulphites in each sachet. It can rarely cause severe hypersensitivity reactions and bronchospasm.

This medication contains 0.014 mg of benzyl alcohol in each sachet. Benzyl alcohol may cause allergic reactions.

Benzyl alcohol has been associated with the risk of adverse effects including respiratory problems ("gasping syndrome") in children.

This product should not be used for more than one week in children under 3 years of age unless indicated by your doctor or pharmacist.

Consult your doctor or pharmacist if you are pregnant or breastfeeding. This is because large amounts of benzyl alcohol can accumulate in your body and cause adverse effects (metabolic acidosis).

Consult your doctor or pharmacist if you have liver or kidney disease. This is because large amounts of benzyl alcohol can accumulate in your body and cause adverse effects (metabolic acidosis).

3. How to take Viatris Acetylcysteine

Follow the administration instructions of this medication exactly as indicated by your doctor or pharmacist. If you have any doubts, consult your doctor or pharmacist again.

Remember to take your medication.

Viatris Acetylcysteine is administered orally. The contents of the sachets should be dissolved in sufficient water and ingested when completely dissolved.

Your doctor will indicate the duration of treatment with acetylcysteine.

The recommended dose is:

Adults and children over 7 years: 600 mg (1 sachet) per day. Do not exceed the dose of 600 mg (1 sachet) per day.

Use in Children

In children under 7 years, the dose of 600 mg is not recommended.

There are other presentations more suitable for this population.

Pulmonary complications of cystic fibrosis:

There are other presentations more suitable for this population.

If you take more Viatris Acetylcysteine than you should

If you take more Viatris Acetylcysteine than you should, you may notice: nausea, vomiting, heartburn, and stomach pain, diarrhea, or any other adverse effect described in section 4. Possible side effects.

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 medication and the amount ingested.

If you forget to take Viatris Acetylcysteine

Do not take a double dose to make up for forgotten doses. Take the forgotten dose as soon as possible. However, if it is close to the time for the next dose, wait until then to continue treatment.

If you stop taking Viatris Acetylcysteine

Do not stop treatment before, as you will not achieve the intended effect.

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

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4. Possible side effects

Like all medications, this medication can cause side effects, although not everyone will experience them.

The following side effects may occur:

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

Hypersensitivity, headache, tinnitus, tachycardia, vomiting, diarrhea, stomatitis, abdominal pain, nausea, urticaria, rash, angioedema, pruritus, increased body temperature, hypotension.

Rare(may affect up to 1 in 1,000 patients):

Somnolence, bronchospasm, respiratory distress, gastrointestinal discomfort.

Very rare(may affect up to 1 in 10,000 patients):

Allergic reaction, anaphylactic shock, hemorrhage, severe skin reactions such as Stevens-Johnson syndrome and Lyell syndrome, sometimes identified with the concomitant use of another medication.

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

Facial swelling.

If you experience any skin or mucous membrane alterations, you should immediately stop taking acetylcysteine and seek medical attention.

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 Medication Surveillance System for Human Use: https://www.notificaram.es. By reporting side effects, you can contribute to providing more information on the safety of this medication.

5. Storage of Viatris Acetylcysteine

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

Do not store above 30°C.

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

Medications should not be disposed of through wastewater or household waste. Deposit the packaging and medications you no longer need at the SIGRE collection point in your pharmacy. If you have any doubts, ask your pharmacist how to dispose of the packaging and medications you no longer need. This will help protect the environment.

6. Package Contents and Additional Information

Composition of Viatris Acetylcysteine

  • The active ingredient is acetylcysteine. Each sachet contains 600 mg of acetylcysteine.
  • The other ingredients are mannitol (E-421), sodium saccharin, colloidal anhydrous silica, orange flavor (sulphites, benzyl alcohol, sodium), sodium hydrogen carbonate, citric acid, and maltodextrin.

Appearance of the Product and Package Contents

Viatris Acetylcysteine is packaged in paper and aluminum sachets with an internal polyethylene coating. It is presented in packages containing 20 sachets.

Marketing Authorization Holder

Viatris Pharmaceuticals, S.L.U.

C/ General Aranaz, 86

28027 - Madrid

Spain

Manufacturer

Farmasierra Manufacturing, S.L.

Carretera N-1, Km 26,200

28700 - San Sebastián de los Reyes (Madrid)

Spain

Date of the last revision of this package leaflet:October 2023

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

Online doctors for ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES

Discuss questions about ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES, including use, safety considerations and prescription review, subject to medical assessment and local regulations.

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Doctor

Lina Travkina

Family medicine 13 years exp.

Dr. Lina Travkina is a licensed family and preventive medicine doctor based in Italy. She provides online consultations for adults and children, supporting patients across all stages of care – from acute symptom management to long-term health monitoring and prevention.

Areas of medical care include:

  • Respiratory conditions: colds, flu, acute and chronic bronchitis, mild to moderate pneumonia, bronchial asthma.
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  • Urological and infectious diseases: acute and recurrent cystitis, bladder and kidney infections, prevention of recurrent UTIs, asymptomatic bacteriuria.
  • Chronic conditions: hypertension, diabetes, hypercholesterolemia, metabolic syndrome, thyroid disorders, excess weight.
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  • Preventive consultations and check-up planning.
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  • Nutritional and lifestyle support for vitamin deficiencies, anaemia, metabolic issues.
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Dr. Travkina combines evidence-based medicine with an attentive, personalised approach. Her consultations focus not only on treatment, but also on prevention, recovery, and long-term wellbeing.

If during the consultation it becomes clear that your case requires in-person assessment or specialised care outside of her scope, the session will be terminated and the payment fully refunded.

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Doctor

Yevgen Yakovenko

General surgery 12 years exp.

Dr. Yevgen Yakovenko is a licensed surgeon and general practitioner in Spain and Germany. He specialises in general, paediatric, and oncological surgery, internal medicine, and pain management. He offers online consultations for adults and children, combining surgical precision with therapeutic support. Dr Yakovenko works with patients across different countries and provides care in Ukrainian, Russian, English, and Spanish.

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Experience and qualifications:

  • 12+ years of clinical experience in university hospitals in Germany and Spain.
  • International education: Ukraine – Germany – Spain.
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If you are unsure about a diagnosis, preparing for surgery, or want to discuss your test results – Dr Yakovenko will help you evaluate your options and move forward with confidence.

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Doctor

Hocine Lokchiri

General medicine 21 years exp.

Dr. Hocine Lokchiri is a French consultant with over 20 years of experience in General and Emergency Medicine. He works with adults and children, helping patients with urgent symptoms, infections, sudden health changes and everyday medical concerns that require timely evaluation. His background includes clinical practice in France, Switzerland and the United Arab Emirates, which allows him to navigate different healthcare systems and manage a wide range of conditions with confidence. Patients value his calm, structured approach, clear explanations and evidence-based decision-making.

Online consultations with Dr. Lokchiri are suitable for many situations when someone needs quick medical guidance, reassurance or a clear next step. Common reasons for booking include:

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  • management of chronic conditions in stable phases
Many patients reach out when symptoms appear suddenly and cause concern, when a child becomes unwell unexpectedly, when a rash changes or spreads, or when it’s unclear whether an in-person examination is necessary. His emergency medicine background is particularly valuable online, helping patients understand risk levels, identify warning signs and choose safe next steps.

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He is an active member of several professional organisations, including the French Society of Emergency Medicine (SFMU), the French Association for Emergency Physicians (AMUF) and the Swiss Society of Emergency and Rescue Medicine (SGNOR). In consultations, he works with clarity and precision, helping patients understand their symptoms, possible risks and the safest treatment options.
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Doctor

Alina Tsurkan

Family medicine 13 years exp.

Dr. Alina Tsurkan is a licensed family medicine physician based in Portugal, offering online consultations for adults and children. She provides professional primary care, with a focus on prevention, accurate diagnosis, and long-term management of acute and chronic conditions.

Dr. Tsurkan supports patients with a wide range of health issues, including:

  • Respiratory infections: cold, flu, bronchitis, pneumonia, and lingering coughs.
  • ENT conditions: sinusitis, tonsillitis, otitis (ear infections), sore throat, allergic rhinitis.
  • Eye conditions: allergic or infectious conjunctivitis, red eyes, irritation.
  • Digestive issues: acid reflux (GERD), gastritis, irritable bowel syndrome (IBS), constipation, bloating, nausea.
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She also provides:

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Dr. Tsurkan’s approach is evidence-based and holistic. She works closely with each patient to develop an individualised care plan that addresses both symptoms and root causes. Her goal is to empower patients to take control of their health and maintain well-being through lifestyle adjustments, routine check-ups, and early intervention.

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Frequently Asked Questions

Is a prescription required for ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES?
ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES 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 ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES?
The active ingredient in ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES is acetylcysteine. This information helps identify medicines with the same composition but different brand names.
Who manufactures ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES?
ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES is manufactured by Viatris Pharmaceuticals S.L.U.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES 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 ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES 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 ACETYLCYSTEINE VIATRIS 600 mg EFFERVSCENT GRANULES?
Other medicines with the same active substance (acetylcysteine) include ACETYLCYSTEINE ABEX 600 mg EFFERVSCENT TABLETS, ACETYLCYSTEINE ALTER 600 mg EFFERVSCENT TABLETS, ACETYLCYSTEINE AUROVITAS 200 mg EFFERVSCENT 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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