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Broncho-Vaxom

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Broncho-Vaxom

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Method of action: Immunostimulants, Vaccine, Vacciness

Treatment option:

Medically reviewed

Laura Arias

Last updated on 22/12/2025

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.

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Overview of Broncho-Vaxom

Quick Facts

Property Description
Active ingredient Bacterial Lysate (Polybacterial Lyophilisate OM-85)
Form Hard Capsules (Oral), Granule (Oral)
Pharmacological Class Immunostimulant, Immunomodulating Agent
General Purpose Prophylaxis of recurrent respiratory infections
Origin Biologic Derivative (Non-viable bacterial fragments)

What Type of Medicine is Broncho-Vaxom (Polybacterial Lysate)?

Broncho-Vaxom is a prescription medicinal product that is fundamentally classified as an immunostimulant and an immunomodulating agent, positioning it within the specialized Immunological Therapeutic Class. The official active substance is the Bacterial Lysate (OM-85), which is prepared for oral administration and typically presented as hard capsules or a granule formulation. The preparation is distinguished by its specific, standardized composition of bacterial lysates; Polybacterial Lysates are used as a strategy for stimulating the immune system against recurrent respiratory tract infections. This type of medicine is intended to help fortify the body's defenses against repeated exposure to common respiratory pathogens.

Composition and Origin: The Polybacterial Lyophilisate OM-85

The medicine’s active core is the Polybacterial Lyophilisate OM-85, a unique combination product that is a biologic derivative of non-viable bacterial components. This substance is created using a specific lyophilization (freeze-drying) process to stabilize fragmented material from eight distinct bacterial species that commonly affect the respiratory tract, including Haemophilus influenzae and Streptococcus pneumoniae. This composition distinguishes the product from generic immune supplements, as it represents a specific, clinically recognized mixture. The active ingredient maintains a standardized composition and a multi-component identity.

The General Purpose: Why is This Immunostimulant Used?

The general purpose of this therapy is to provide prophylactic defense, meaning its primary aim is preventative rather than curative for an acute illness. It is designed to strengthen the body’s natural defenses, supporting the immune system in preparing for future exposure to respiratory threats. The overall goal is to help reduce the frequency and intensity of recurring respiratory illnesses, which is a key therapeutic application clinically recognized for patients experiencing repeated bouts of respiratory infection.

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What side effects are possible with Broncho-Vaxom?

Possible Side Effects and Safety Information

The official safety profile for the Polybacterial Lyophilisate (OM-85) classifies documented adverse events by frequency and the body system affected, according to regulatory standards.


Frequency-Classified Adverse Reactions

The majority of side effects are classified as Common or Uncommon and are often transient.

Frequency Category Adverse Reactions Documented
Common (1 in 100 to 1 in 10) Headache, Cough, Diarrhea, Abdominal pain, Nausea, Rash.
Uncommon (1 in 1,000 to 1 in 100) Vomiting, Fever/Pyrexia, Fatigue, Asthenia, General hypersensitivity reactions.
Not Known (Cannot be estimated) Angioedema, Urticaria.

System-Organ Classes and Serious Reactions

Adverse events are organized within specific organ systems, including Gastrointestinal Disorders and Nervous System Disorders. The most significant safety concern documented in regulatory reporting relates to Immune System Disorders. These include the potential for severe systemic hypersensitivity reactions, such as anaphylaxis and rare cases of Toxic Epidermal Necrolysis, which are considered serious adverse reactions.


Safety-Related Restrictions and Considerations

The use of this medicine is not recommended in children under six months of age due to insufficient clinical data in that specific population. Caution is advised regarding use during pregnancy (especially the first trimester) and lactation. The label explicitly states that the product is not recommended for the prevention of pneumonia. Treatment must be discontinued immediately if severe or persistent gastrointestinal or respiratory symptoms, or signs of allergic reactions, are observed.

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Overdose and Emergency Response

Overdose and When to Seek Help — Official Regulatory Information

The official overdose profile for Polybacterial Lyophilisate OM-85 (Broncho-Vaxom) is defined by the absence of acute toxicity reports in humans. This information is consistently documented in government regulatory sources.

Domain Official Regulatory Statement
Documented Manifestations: None documented. The prescribing information states no cases of overdose have been reported in human subjects.
Serious Outcomes: None documented. Preclinical data cited in regulatory protocols found that overdose did not reveal any safety concern.
Emergency Actions: Not mandated. No specific emergency procedures or actions are stipulated for an overdose scenario due to the absence of reported cases.

Official Overdose Statements:

  • The official regulatory prescribing information states that no cases of acute overdose have been reported with this medicine.
  • No specific clinical manifestations, symptoms, or signs of overdose are documented in the official labeling.
  • The absence of human reports means the label does not list specific supportive measures, monitoring requirements, or the existence of an antidote.

Connection to the Overall Overdose Profile:

The official overdose profile is defined entirely by the regulatory lack of reported human cases and the absence of acute toxicity concerns noted in preclinical data. Consequently, government labeling does not describe any specific overdose symptoms, list life-threatening outcomes, or mandate explicit emergency procedures detailing when urgent medical help must be sought for an overdose presentation. If symptoms of concern arise following ingestion, general medical advice should be sought.

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Therapeutic Uses of Broncho-Vaxom

What Broncho-Vaxom treats: Main Uses and Benefits

The therapeutic use of this medicine focuses on prevention and support in chronic respiratory situations, targeting conditions characterized by periods of heightened symptoms and episodic manifestations. This approach is generally used to provide preventative support against the pattern of frequent, recurring respiratory tract infections (RTIs) in both adults and children.

Therapeutic Domains and Benefits

The core therapeutic domain may contribute to reducing the frequency of illness episodes, which assists in easing the overall symptom burden associated with successive colds, coughs, and fever over a given period. It is commonly used in conditions presenting with acute episodes and recurrent manifestations, such as chronic bronchitis and recurrent upper and lower respiratory tract infections.

It is applied in addressing symptom clusters related to recurrent infectious flare-ups or acute exacerbations in chronic lung conditions. When infections do occur, the medicine may help patients cope more steadily with symptom fluctuations and contributes to easing the overall symptom load, providing supportive relief when symptoms interfere with routine activities.


Quick Fact: Support for Recurrent Symptom Burden

Property Benefit
Primary Goal May contribute to reducing the frequency of illness episodes
Symptom Focus Easing the overall symptomatic burden of recurrent respiratory illness
Clinical Context Applied in contexts involving acute or disruptive symptom patterns in chronic lung conditions
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Eligibility and Restrictions for Use

Who can and cannot use Broncho-Vaxom?

This section outlines the official eligibility and non-eligibility criteria for Broncho-Vaxom, based strictly on governmental regulatory documents.


Official Eligibility Status

Population Category Eligibility Status (Regulatory Basis)
Allowed Populations Adults and children over 6 months of age.
Contraindicated Populations Individuals with known hypersensitivity to the active substance (lyophilized bacterial lysates OM-85) or to any of the excipients.
Use Not Recommended Children under 6 months of age (due to limited clinical data).
Patients with hepatic or renal disorders (due to lack of efficacy/safety data).
For the prevention of pneumonia (due to lack of efficacy data).

Special Considerations

Physiological State Status/Restriction
Pregnancy Avoidance is preferable as a precautionary measure due to limited available clinical data.
Lactation (Breast-feeding) Caution is advised; no specific studies have been conducted.

The regulatory profile defines who can take this medicine primarily through a strict contraindication for hypersensitivity and an age restriction, recommending against use in infants younger than six months. Use is also not recommended for certain patient populations, such as those with hepatic or renal impairment, due to a lack of supporting clinical data on safety and efficacy in these groups.

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What should I know about interactions with other medicines?

The regulatory profile for Broncho-Vaxom (Polybacterial Lysate OM-85) in the section on interactions with other medicines and products is currently defined by the absence of specific documented interactions from government authorities.

Interaction Scope

Category Regulatory Status
Interacting Medicines/Substances None documented
Mechanistic Basis of Interactions None documented
Timing-based Separation Rules None documented
Interaction-related Restrictions None documented
Population-specific Notes None documented

Interaction Classifications and Constraints

Official regulatory documents consistently state that no specific drug-drug interactions for Polybacterial Lysate OM-85 are currently known. This finding applies across all high-level interaction classifications. Since no interactions are documented, there are no formal prohibitions or contraindicated combinations listed based on interaction risk. No warnings regarding the co-administration of the medicine with food, alcohol, or herbal products are specified in the official interaction section of the labeling.

Official Interaction Statements

  • The official prescribing information from regulatory authorities confirms that no specific drug-drug interactions are currently known to date.
  • Formal studies to assess potential pharmacokinetic interactions (such as those mediated by hepatic enzymes or transporters) have not been detailed in the official regulatory documentation.
  • No mandatory separation rules or timing requirements for co-administration with other medications are prescribed in the official product information.

This complete absence of documented interactions dictates the official regulatory structure of this product’s interaction profile, confirming that no external medicinal products or substances are formally identified as interacting agents.

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Mechanism of Action

How Broncho-Vaxom Works

The biological action of the bacterial components is achieved through the Gut-Lung Immune Axis, where the components are absorbed in the intestine and act as an Immunological Agonist on Pattern Recognition Receptors (PRRs), primarily within the Peyer's patches. This interaction initiates the maturation of antigen-presenting cells (APCs) and activates the common mucosal immune system.

The activated immune cells then migrate to the respiratory mucosa, driving the proliferation and differentiation of T- and B-lymphocytes. This results in the formation of long-term immunological memory and significantly increases the localized production of secretory Immunoglobulin A (sIgA) and Immunoglobulin G (IgG). This humoral and cellular activation results in increased local immunological specificity and readiness against the target bacterial components.

The mechanism also involves the modulation of the cytokine profile and an enhancement of phagocytic activity by respiratory macrophages. These combined actions modulate the localized immune response, altering the kinetics of pathogen clearance and influencing the subsequent physiological characteristics of the mucosal barrier response.

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Dosage and Administration Information

Broncho-Vaxom is administered exclusively via the oral route, with its usage defined by a specific intermittent cyclic regimen for prophylaxis against recurrent respiratory tract infections. The standard administration pattern involves taking the medicine once daily for 10 consecutive days each month.

Dosage and Administration Protocol

The medicine is available in two standardized strengths for distinct populations. Adults and adolescents over 12 years of age are typically prescribed the 7 mg hard capsule dose. For pediatric use, children from six months up to 12 years of age utilize the 3.5 mg dose, which is supplied either as a hard capsule or as granules in a sachet. Use in infants under six months is not recommended.

To ensure proper absorption, the medicine is taken on an empty stomach. The 3.5 mg pediatric capsule is designed with flexibility: if the capsule cannot be swallowed whole, the contents may be poured out and mixed into a suitable quantity of water, milk, or fruit juice. This mixture is then consumed immediately and in its entirety.

Treatment Schedule and Duration

The overall course for prophylactic treatment consists of three consecutive monthly cycles. In each of the three months, the regimen involves a 10-day dosing schedule, followed by a period of cessation. This cycle can be repeated if necessary. If a dose is missed, the guidance states it is not compensated for by taking a double dose; the treatment schedule simply continues with the next planned daily dose. Treatment may be initiated even during the acute phase of a respiratory infection, provided it is administered alongside appropriate initial therapeutic measures.

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Recent Clinical Evidence

Recent Clinical Evidence Overview

Broncho-Vaxom (OM-85) is an oral bacterial lysate investigated for its role as an immunomodulator in the prevention of recurrent respiratory tract infections (RRTIs).

Clinical research primarily focuses on two main populations: children susceptible to RRTIs and adults with chronic obstructive pulmonary disease (COPD) or chronic bronchitis.


Pediatric Recurrent Respiratory Tract Infections (RRTIs)

Meta-analyses in children suggest an association between the use of OM-85 and a reduced frequency of RRTIs, as well as a decrease in the total duration of these infections. Studies have also observed a lower requirement for antibiotics in children receiving the product compared to placebo groups. The data suggest that this effect may be more pronounced in children identified as being at high risk for RRTIs.


Chronic Obstructive Pulmonary Disease (COPD) and Bronchitis

For adults with COPD or chronic bronchitis, systematic reviews have explored the use of OM-85 to reduce the rate of acute exacerbations (AECs). While some studies indicated that a greater proportion of patients receiving OM-85 remained free from AECs compared to placebo, the overall data regarding the reduction in the cumulative number of exacerbation episodes per patient have been mixed, with some analyses showing no significant difference. These findings highlight a need for further large-scale, high-quality randomized controlled trials to clarify its exact role in this population.


Immune System Modulation

Research programs have included studies focused on the product's influence on the immune system, including the activation of macrophages and the modulation of cytokine levels, which are components of the body's defense response.

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Frequently Asked Questions (FAQ)

Common questions about Broncho-Vaxom (FAQ)


Q: Can Broncho-Vaxom help prevent recurrent ear infections or sinusitis?

Broncho-Vaxom is officially indicated for the prevention of recurrent respiratory tract infections (RRTIs). Recurrent ear infections (otitis media) and sinusitis are generally considered types of RRTIs. However, the official product labeling does not specifically list these conditions individually as separate indications.


Q: Is it normal to feel worse or have mild flu-like symptoms at the beginning of the treatment cycle?

Regulatory documents list systemic reactions like fever (pyrexia) and fatigue (asthenia) as uncommon side effects. If a patient experiences severe or persistent symptoms, such as fever or respiratory symptoms, the official prescribing information states that treatment should be discontinued if observed.


Q: Can Broncho-Vaxom be taken at the same time as antibiotics when treating an acute infection?

According to official information, treatment can be started during the acute phase of an infection, provided it is administered alongside appropriate initial therapeutic measures, which commonly includes antibiotics. No specific drug-drug interactions are currently known.


Q: Does Broncho-Vaxom interact with common over-the-counter pain relievers or fever reducers?

Official regulatory documents consistently state that no specific drug-drug interactions are currently known for this medicine. This means no formal warnings or constraints regarding its use with common over-the-counter pain relievers or fever reducers are specified in the product labeling.


Q: Do you need to stop taking Broncho-Vaxom if you develop a respiratory infection during the 10-day cycle?

Official product information advises that the treatment may be initiated even during the acute phase of an infection. Treatment should be discontinued immediately if signs of allergic reactions, or severe or persistent respiratory or gastrointestinal symptoms, are observed.


Q: Can I take other immune-boosting supplements like Vitamin C or Zinc while on Broncho-Vaxom?

The official labeling does not specify warnings regarding the co-administration of the medicine with herbal products or food in the interaction section. No specific drug interactions with supplements are known.


Q: Does Broncho-Vaxom have any known interaction with allergy medications or antihistamines?

Official prescribing information confirms that no specific drug-drug interactions are currently known for the active ingredient, Polybacterial Lysate OM-85. No formal warnings or constraints regarding its use with allergy medicines or antihistamines are listed in the official documents.


Q: Why is it recommended to take Broncho-Vaxom on an empty stomach?

Official guidance recommends taking the medicine on an empty stomach. This instruction is given specifically to help ensure the proper absorption of the active bacterial lysate components (OM-85) from the intestine into the bloodstream.


Q: Can Broncho-Vaxom be used by people with autoimmune diseases?

The official labeling does not list autoimmune diseases as a contraindication. However, it also does not provide specific data or guidance regarding use in this patient population. Use is generally not recommended for those with hepatic or renal impairment due to a lack of clinical data.


Q: Can a doctor prescribe Broncho-Vaxom for an older person with a weaker immune system?

The medicine is indicated for use in adults and children over six months of age. There are no specific age-related restrictions, special dosage considerations, or warnings documented for the elderly population in the official labeling.


Q: Does Broncho-Vaxom impact the effectiveness of oral contraceptives?

Official regulatory documents state that no specific drug-drug interactions are currently known for this medicine. This means no formal warnings or constraints regarding the co-administration of this medicine with oral contraceptives are listed in the product information.


Q: Can Broncho-Vaxom help reduce the need for antibiotics over time?

Clinical evidence summarized in official documents indicates that in studies involving children, there was an association between using the medicine and a lower requirement for antibiotics compared to placebo groups.


Q: Is it safe to take Broncho-Vaxom if I have a history of severe allergies?

The medicine is contraindicated (should not be used) in individuals with a known hypersensitivity to the active substance, Polybacterial Lyophilisate OM-85, or to any of the inactive ingredients. Treatment should be stopped immediately if any signs of an allergic reaction are observed.


Q: Are frequent headaches a common concern during the 10-day cycle?

Headache is listed as a Common side effect in the official safety profile. This indicates it is one of the more frequently reported adverse reactions, affecting between 1 in 100 and 1 in 10 users.


Q: Does Broncho-Vaxom require refrigeration or special storage?

The official storage conditions mandate that the product must be stored at a temperature not exceeding 30 C and kept in the original package away from moisture. It does not require refrigeration.

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How should Broncho-Vaxom be stored and disposed of?

Storage and Disposal Requirements for Broncho-Vaxom

The official labeling mandates specific environmental conditions to protect the integrity of the Polybacterial Lysate active ingredient.

Storage Conditions

Requirement Official Rule
Temperature Limit Store at a temperature not exceeding 30 C
Packaging Must be kept in the original package to protect from moisture
Shelf Life Has a labeled shelf life of 5 years; do not use after the expiry date
Child Safety Must be kept out of the sight and reach of children

Disposal Instructions

Unused or expired Broncho-Vaxom should be managed through drug take-back programs whenever possible. If such a program is not available, the product should be mixed with an undesirable substance, sealed in a container, and placed in the household trash. This procedure prevents the medicine from entering wastewater and deters accidental ingestion. Remove or scratch out all identifying information on the packaging before discarding.

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

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