Bronchostop

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Bronchostop

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Bronchostop

What is Bronchostop? Identity and Composition

Property Description
Active ingredient Thyme herb extract, Marshmallow root extract
Form Oral syrup (viscous liquid), Pastilles
Pharmacological class Traditional herbal medicinal product (THMP)
Common use Relief of coughs (irritating and chesty)
Origin Purely herbal
Manufacturer / Status Kwizda Pharma (Austria) / Over-the-counter (OTC)

Bronchostop is formally defined as an Over-the-Counter (OTC) traditional herbal medicinal product (THMP), a combination product manufactured by Kwizda Pharma. This classification is recognized across the European Union, where its status is supported by documented evidence of long-standing traditional application. The product is offered in two convenient dosage form(s): a highly viscous oral syrup and solid pastilles (lozenges). The syrup formulation, characterized by its aromatic, fruity flavor, utilizes an aqueous vehicle and is confirmed to be non-alcoholic.

Bronchostop's Active Ingredients and Mechanism

The active composition features Thyme herb dry extract (Thymus vulgaris L. and/or Thymus zygis L.) and Marshmallow root liquid extract (Althaea officinalis L.). The dual action formula distinguishes it within the cough relief category. The Thyme extract is traditionally used for its expectorant properties, which help to thin and loosen tenacious mucus, supporting the body's natural clearance of catarrh.

Conversely, the Marshmallow root extract provides a complementary demulcent effect. Althaea officinalis can help protect the pharyngeal mucosa, providing relief from irritation and the cough reflex. This established physiological action allows the product to help relieve both the dry, tickly cough and the chesty, productive cough, providing comprehensive support for various respiratory irritations.

Regulatory References

  1. Summary of Scientific Conclusions for Thyme and Marshmallow Root (HMPC)

What side effects are possible with Bronchostop?

Possible Side Effects and Safety Information

The safety profile for Bronchostop is primarily defined by reported events that are classified with a frequency of Not Known (cannot be estimated from the available data).

Documented Adverse Reactions

The most commonly documented adverse reactions, according to regulatory sources, fall into the following System Organ Classes (SOCs):

  • Immune System Disorders: Hypersensitivity (allergic reactions), including severe reactions such as anaphylactic reaction, angioedema, dyspnoea, and shock.
  • Gastrointestinal Disorders: Stomach disorders, nausea, vomiting, diarrhea, abdominal discomfort, and abdominal pain.
  • Skin and Subcutaneous Tissue Disorders: Rash, urticaria (hives), and pruritus (itching).

Serious Adverse Reactions

The most serious documented risk is the potential for severe hypersensitivity reactions, including anaphylaxis. Treatment should be discontinued immediately at the first sign of a severe allergic reaction.

Safety Restrictions and Population-Specific Notes

The official labeling includes important restrictions and cautions:

  • Contraindications: The medicine must not be used by individuals with known hypersensitivity to the active ingredients (e.g., Thyme) or any of the excipients. It is also contraindicated for individuals with certain inherited sugar intolerances (e.g., Hereditary Fructose Intolerance).
  • Pregnancy and Lactation: Safety has not been established. Use is not recommended in these populations due to the absence of sufficient data.
  • Pediatric Use: Use is not recommended in children below a specific age (typically under 4 or 12 years, depending on the formulation) due to lack of adequate data.
  • Other Medicines: As a precautionary measure, Bronchostop should be taken at least 30 minutes to one hour apart from other medicines, as it may delay their absorption.

Overdose and Emergency Response

Overdose and When to Seek Help

Official Regulatory Status and Manifestations

Regulatory documentation reports that no cases of overdose have been formally documented for the finished traditional herbal product. The overdose profile is primarily defined by the potential for a considerable overdose to cause known undesirable effects to occur more intensively. These potential manifestations often affect the Gastrointestinal tract, presenting as nausea, vomiting, or diarrhoea, and the Skin, where reactions like rash or urticaria may appear.


Required Emergency Actions

Immediate medical consultation with a doctor or qualified healthcare professional is required upon suspecting a considerable overdose. Consultation is also explicitly mandated if severe symptoms such as dyspnoea (shortness of breath), fever, or the presence of purulent sputum occur. The official labeling documents the risk of severe hypersensitivity reactions, including anaphylactic reaction, angioedema, and shock. If any signs of hypersensitivity appear, the treatment must be discontinued immediately.


Supportive Care and Antidote Information

There is no specific antidote documented in the official regulatory labeling for this product. The doctor or qualified healthcare professional will assess the patient and is designated as the authority for determining and implementing any required supportive management measures. No specific population-based overdose risks are detailed in the official regulatory documentation.

Therapeutic Uses of Bronchostop

What Bronchostop Treats: Main Uses and Benefits

The primary therapeutic use of Bronchostop is providing symptomatic relief across domains of distressing cough, which are typically associated with acute, self-limiting illnesses like the common cold and upper respiratory tract infections. Its components are registered as a traditional herbal medicinal product, supporting its long-standing use for these indications, and are considered relevant for easing the overall symptom burden.

This product is commonly used to help address the symptomatic discomfort caused by two distinct cough patterns: the dry, irritative cough and the chesty, productive cough. The key symptom clusters, relevant during phases of heightened respiratory symptoms, involve the dry, tickly cough and the wet cough associated with tenacious mucus.

“This medication is applied in managing symptoms that create noticeable interference with daily comfort, supporting the patient during difficult acute episodes.”

Dual Symptom Management for Comprehensive Cough Relief

The medication is applied across therapeutic domains involving both dry and wet cough patterns, which may fluctuate, providing supportive relief that assists with maintaining functional stability.

Managing the Irritative, Tickly Cough Pattern

Bronchostop is commonly used in clinical settings involving pronounced symptoms related to throat and pharyngeal irritation. It helps manage the intensity of the persistent, tickly cough that often creates noticeable interference with daily comfort. This supports easing the disruptive manifestations of a dry cough and managing symptoms that interfere with daily well-being.


Quick Fact: Scope: Irritative and Productive Coughs

Regulatory References

  1. Public Assessment Report for a Traditional Herbal Medicinal Product for Human Use - HPRA

Eligibility and Restrictions for Use

Who can and cannot use Bronchostop?

The population eligibility for Bronchostop (Thyme herb extract and Marshmallow root extract) is defined by official regulatory labeling, specifically establishing which groups are indicated for use and which are explicitly excluded or restricted.


Eligibility Scope

Category Official Regulatory Wording (SmPC)
Populations for whom use is allowed Adults, the elderly, and children aged 12 years and over are the indicated populations.
Populations for whom use is contraindicated Hypersensitivity to Marshmallow root, Thyme, other plants of the Lamiaceae family (e.g., mint, basil), or any excipients.
Condition-specific contraindications Patients with rare hereditary problems of fructose intolerance, glucose-galactose malabsorption, or sucrase-isomaltase insufficiency.
Age-related exclusion Use in children under 12 years of age is not recommended due to lack of sufficient data.
Pregnancy and lactation status Use during pregnancy and lactation is not recommended because safety has not been established.

Eligibility-Related Restrictions

Official labeling states that patients with a history of asthma or allergic reactions are a population requiring conditional use, and should consult with a doctor before use due to a potential increased risk of hypersensitivity reactions. The regulatory classification for the medicine's use in younger children and during pregnancy/lactation is "not recommended," based on the absence of sufficient data to establish safety in these groups.

What should I know about interactions with other medicines?

The official interaction profile for Bronchostop is strictly defined by the physicochemical properties of its herbal extracts, rather than conventional metabolic or transporter-based mechanisms.

Interaction with Oral Medicinal Products

The presence of Marshmallow root extract, which contains mucilage, establishes the primary documented interaction pattern. This physicochemical interference may cause a delay in the absorption of any concurrently administered oral medicinal products. The regulatory consequence of this interaction is the potential for reduced systemic exposure (bioavailability) for the co-administered medicine.

To mitigate this effect, official regulatory labeling mandates an explicit timing-based interaction rule. This product must not be taken within a window of 30 minutes to 1 hour of the intake of any other medicine administered by the oral route. This specific constraint acts as a required precautionary measure documented in the product's Summary of Product Characteristics.

Absence of Other Known Interactions

Regulatory documentation confirms that no specific metabolic drug-drug interactions, such as those involving CYP enzymes or drug transporters, are currently known or have been formally studied for this traditional herbal medicinal product combination. Accordingly, no medicinal products are explicitly classified as contraindicated combinations based on this specific interaction profile. Furthermore, no specific interactions with food, alcohol, or other non-medicinal herbal products are officially documented in the regulatory label.

Mechanism of Action

The mechanism of Bronchostop is characterized by a dual-action architecture that targets two distinct physiological processes: local irritation signaling and airway secretion clearance.

Physical Shielding of Pharyngeal Receptors

This action is governed by the Marshmallow root extract, which forms a highly viscous, protective hydrogel film upon contact with moisture. This film adheres to the pharyngeal mucosa, physically insulating exposed peripheral sensory nerve endings from irritants. The physiological consequence is a direct dampening of the afferent signaling that initiates the involuntary cough reflex arc, resulting in the modulation of local mechanical and chemical stimuli impact on the upper respiratory tract.

Modulation of Airway Secretion and Smooth Muscle Tone

The mechanism of the Thyme herb extract is predominantly systemic and reflexive, focusing on the lower airways. Its expectorant function influences the mucociliary transport system by promoting the liquefaction and thinning of tenacious secretions. Concurrently, the spasmolytic action targets the bronchial smooth muscle, contributing to the relaxation of airway tension. This dual modulation of secretion dynamics and muscle tone facilitates the mechanical clearance of material from the respiratory passages.

Dosage and Administration Information

Administration Guidelines

The administration of Bronchostop is defined by the product instructions, outlining the appropriate route, standard doses, and conditions for use. As a Traditional Herbal Medicinal Product (THMP), its use is intended for short, fixed durations.

Instruction Domain Details
Route of Administration Oral use is the approved route for both the viscous syrup and the pastilles.
Standard Dosing Regimens Adults and Adolescents (≥12 years): The typical unit dose is 15 ml of syrup or 1 to 2 pastilles. The maximum dose is restricted to 90 ml of syrup or 12 pastilles daily.
Frequency and Schedule Dosing follows an intermittent, as-needed schedule, generally administered every 3 to 4 hours, with a maximum limit of 6 doses over a 24-hour period.

Procedural and Time-Based Constraints

Proper use requires adherence to specific preparation and timing constraints:

  • Preparation: The syrup should be measured using the provided measuring cup and can be taken undiluted or diluted in water or warm tea. Pastilles must be allowed to dissolve slowly in the mouth.
  • Timing with Other Medication: The product should be taken 30 minutes to 1 hour before or after the intake of other medicines, and avoid eating or drinking for 30 minutes after taking the syrup.
  • Age-Specific Rules: Use is not recommended for children under 4 years (syrup) or 6 years (pastilles). Children in the 4 to 11 age range are assigned a reduced unit dose (e.g., 7.5 ml of syrup).

The product is intended for short-term use only. If symptoms persist or worsen after 5 to 7 days of self-medication, professional medical consultation is required. These specific instructions define the required operational steps for use.

Recent Clinical Evidence

Research Evidence: Overview of Studies for Bronchostop

Evidence Summary for Traditional Use Status

Bronchostop is formally classified by regulatory bodies, such as those by regulatory bodies, as a Traditional Herbal Medicinal Product (THMP). This classification is the primary framework for understanding the evidence landscape surrounding the product. The THMP status means that its use was evaluated in documentation of long-standing use over a period of at least 30 years, rather than relying on evidence from large-scale, controlled clinical trials specifically designed to establish clear findings on performance. Therefore, the evidence available describes the traditional context of use and patterns observed in studies, but research does not determine whether an individual will respond similarly.


Evidence for Use in Irritation of the Mouth or Throat and Associated Dry Cough

The research base for this indication is anchored in the traditional application of the Marshmallow root component. Research was studied for evidence that applied in studies examining patient-reported experiences related to inflammation or discomfort in the throat. These studies monitored outcomes linked to inflammatory or irritative states and focused on conditions characterized by fluctuating or episodic manifestations, such as a tickly, dry cough.


Evidence for Use in Productive (Chesty) Coughs Associated with Colds

The evidence for the use in productive coughs is primarily linked to the traditional applications of the Thyme herb extract component. The product's use was studied for evidence relevant to conditions involving periods of heightened symptoms associated with colds. Systematic reviews on multi-herb preparations containing Thyme have been examined, and data describe patterns related to changes in cough symptom scores. However, findings were often mixed due to the inclusion of other active ingredients in those studies, meaning certainty remains low regarding how symptoms evolved in the observed populations.


Research Gaps and Remaining Uncertainties

A clear understanding of the research must acknowledge where the evidence is limited. The key limitation is that the product’s regulatory status as a THMP means it is authorized for use based on its long tradition, not on demonstrated clinical efficacy. Comparative evidence is lacking, as studies have generally not been designed to compare the two-herb combination against placebo or standard cough treatments. This gap means research contributes to the broader evidence landscape but does not determine whether an individual will respond similarly.

Key Studies & References

  1. Public Assessment Report for a Traditional Herbal Medicinal Product for Human Use - TR2006-001-002 (Bronchostop)
  2. Thyme for acute cough: a systematic review (PubMed)

Frequently Asked Questions (FAQ)

Common questions about Bronchostop (FAQ)

Q: Can I take Bronchostop at the same time as cold and flu tablets?

Official interaction profiles state that the Marshmallow root component may delay the absorption of other oral medicines, including cold and flu tablets. Regulatory information therefore requires a separation of 30 minutes to 1 hour between this product and all other oral medicines.


Q: Can I use Bronchostop if I am currently taking prescription medication for blood pressure?

The product's mechanism involves physical protection that may slow the absorption of any concurrently administered oral medicinal product. Regulatory documentation, to mitigate this potential effect, requires that this product be separated by 30 minutes to 1 hour from any other oral medicine.


Q: What does 'expectorant' mean in the context of this medicine?

The term 'expectorant' describes the traditional action of the Thyme herb extract, which is one of the active ingredients. This action is used to help liquefy and loosen thick mucus (catarrh), supporting the body's natural way of clearing the respiratory passages.


Q: Has Bronchostop been studied in clinical trials?

Bronchostop is formally classified as a Traditional Herbal Medicinal Product (THMP) by regulatory bodies. This classification means its authorization is based on evidence of long-standing traditional use, rather than on a requirement to demonstrate clinical efficacy through large-scale, controlled trials against placebo.


Q: Are there any specific foods or drinks I should avoid while using Bronchostop?

Official documents state there are no specific known interactions with food or alcohol. However, the regulatory documentation includes a requirement to avoid eating or drinking for 30 minutes following the use of the syrup formulation.


Q: Can Bronchostop be used during the allergy season for coughs?

Regulatory information does not prohibit the use of the product for general seasonal coughs. However, the product labeling includes a regulatory requirement that patients with a history of asthma or allergic reactions seek consultation before use, as a precaution against potential hypersensitivity reactions.


Q: Does Bronchostop interact with common pain relievers like paracetamol or ibuprofen?

Official sources indicate the Marshmallow root may delay the absorption of any concurrently administered oral medicinal product, including common pain relievers. The official documentation states that this product must be separated from other oral medicines by 30 minutes to 1 hour.


Q: Can I use Bronchostop if I am taking medication for heartburn or acid reflux?

Due to the physical action of the herbal extracts, the absorption of other oral medicines, such as those for heartburn or acid reflux, may be delayed. The regulatory documents require that this product be taken 30 minutes to 1 hour before or after any oral medication.


Q: Is it safe to use Bronchostop if I have a gluten intolerance?

According to the official product information, certain formulations, such as the cough syrup, are documented as being gluten-free. Excipient details are included in the patient leaflet for complete clarity.


Q: Does Bronchostop make you drowsy or sleepy?

Official regulatory documents state that no investigations on the effects on the ability to drive or use machines have been performed. No central nervous system side effects, such as drowsiness or sleepiness, are currently listed with a known frequency in the product information.


Q: Can Bronchostop be used by people with diabetes?

The Cough Syrup formulation contains significant amounts of sugars, including glucose, fructose, and saccharose. Regulatory documents explicitly state that this carbohydrate content must be taken into account by patients with diabetes mellitus.


Q: Can I use Bronchostop if I am trying to conceive a baby?

The regulatory body's assessment notes that studies on the effects on fertility have not been performed. Consistent with the lack of sufficient safety data, use during the preconception period or pregnancy is not recommended.


Q: Are there any known issues with using Bronchostop and driving?

Official regulatory documents state that no investigations on the effects on the ability to drive and to use machines have been performed. Therefore, there is no official warning or reassurance regarding driving ability documented.


Q: What specific type of cough is Bronchostop not recommended for?

While the product is used for general dry and chesty coughs, the official documentation states that consultation with a doctor is required in cases where the cough is accompanied by other serious symptoms. These include fever, shortness of breath, or the presence of purulent (thick, discolored) discharge.


Q: Does Bronchostop contain sugar or artificial sweeteners?

The Cough Syrup formulation contains both naturally occurring sugars, such as sucrose, glucose, and fructose. It also contains the artificial sweetener sodium saccharin. Full details of excipients are available in the patient information leaflet.


Q: What are the official recommendations regarding Bronchostop and kidney problems?

Official labeling for some formulations contains a warning about the accumulation risk of certain excipients. Regulatory information notes that the product label includes a warning for use with caution in subjects with liver or kidney impairment.

How should Bronchostop be stored and disposed of?

The official regulatory instructions specify mandatory conditions for storing and disposing of Bronchostop products.

Storage Requirements

Requirement Category Official Regulatory Statement
Temperature Do not store above 25, C (applies to Oral Solution and Pastilles).
Light Protection Store in the original package to protect the contents from light.
Post-Opening Stability The Oral Solution must be used within 4 weeks after first opening.
Container Integrity The bottle must be closed tightly after use.
Child Safety Keep out of the sight and reach of children.

Disposal Requirements

To protect the environment, the medicine must not be thrown away via wastewater or regular household waste. Regulatory labeling requires asking a pharmacist how to dispose of unused or expired medicine in accordance with local regulations.

Official documents define a short in-use shelf-life and specific environmental and container protection to maintain the herbal ingredients' quality.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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