Broncholytin

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Broncholytin

Method of action: Antitussive, Bronchodilator

Treatment option:

Medically reviewed

Marina Burgos

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.

Overview of Broncholytin

Property Description
Active ingredients Ephedrine, Glaucine
Form Syrup, Tablets
Pharmacological class Combined Antitussive and Bronchodilator
General purpose Relieves symptomatic coughing and airway constriction
Origin/Type Semi-synthetic (plant-derived alkaloids)

What Type of Medicine is Broncholytin? (Identity and Class)

Broncholytin is defined as a combination medicinal product, uniquely formulated with two distinct active ingredients—Ephedrine and Glaucine—to address symptomatic respiratory distress comprehensively. It is classified pharmacologically as a Combined Antitussive and Bronchodilator, a designation that reflects its integrated action to both suppress the cough reflex and facilitate the widening of airways. The primary antitussive component, Glaucine, is an alkaloid that possesses cough-suppressing properties by acting on the central nervous system. The medicine acts to reduce the frequency and intensity of the involuntary cough reflex. The product is most commonly available as a syrup for oral administration, making it suitable for both adults and older children.


Composition: Ephedrine, Glaucine, and Differentiation

The composition features Ephedrine (a phenethylamine alkaloid) and Glaucine (an aporphine alkaloid). Ephedrine is a sympathomimetic agent that promotes bronchodilation, while Glaucine is primarily a non-opioid antitussive. Ephedrine’s mechanism of action serves to relieve bronchial congestion and narrowing of the airways. This dual-alkaloid structure is a key differentiating factor, permitting integrated management of both the reflex and the physical airway obstruction, often used in cases of acute upper respiratory tract infections. The Glaucine component possesses central cough-suppressant properties without the addictive liabilities associated with traditional opioid-based antitussives. Although the compounds are derived from or related to substances originally sourced from plants, the final standardized preparation is correctly defined as semi-synthetic.

What side effects are possible with Broncholytin?

Possible Side Effects and Safety Information

The officially documented safety profile of this combined medicinal product is primarily shaped by the sympathomimetic activity of Ephedrine, leading to adverse reactions classified across multiple System-Organ Classes (SOCs), as defined in regulatory documents.

Adverse reactions are formally categorized by frequency in clinical trials and post-marketing surveillance. Reactions classified as Common include nervous system disorders like insomnia, nervousness, and headache, alongside palpitations and dry mouth [Table of Common Side Effects]. Effects on the cardiovascular system such as tachycardia (increased heart rate) and hypertension (increased blood pressure) are also frequently documented.


Serious Adverse Reactions and Safety Constraints

The regulatory profile documents the potential for Serious Adverse Reactions, which are rare but clinically significant, including severe cardiovascular events such as hypertensive crisis, ventricular arrhythmias, myocardial infarction, and cerebrovascular accident (stroke).

Population-Specific Safety Constraints are explicitly stated in official labeling. Caution or restriction is required for use in older adults and individuals with pre-existing cardiovascular disease, prostatic hypertrophy (due to the risk of urinary retention), or hyperthyroidism.

Furthermore, the label notes that the Ephedrine component carries an official safety constraint regarding its abuse potential and potential for tolerance (tachyphylaxis) with repeated use. Use with other medications, particularly Monoamine Oxidase Inhibitors (MAOIs), is restricted due to the risk of severe blood pressure increase.

Overdose and Emergency Response

Overdose and when to seek help

Official regulatory information for Broncholytin overdose, based on the established profile of its active components (Glaucine and Ephedrine), indicates that an overdose is a serious medical emergency requiring immediate attention.

Overdose presentations are primarily due to severe overstimulation of the central and cardiovascular systems.

Documented Overdose Manifestations

System Manifestations
Central Nervous System (CNS) Severe anxiety, agitation, tremor, confusion, hallucinations, and convulsions.
Cardiovascular System Severe palpitations, sustained tachycardia, and high blood pressure (hypertension).

Severe and Life-Threatening Outcomes

Official documents list the risk of hypertensive crisis, malignant cardiac arrhythmias, hyperthermia, and coma following a significant overdose. These conditions necessitate urgent and intensive critical care intervention.

When to Seek Immediate Medical Help

Immediate medical attention is mandatory in all cases of suspected overdose. The official instruction requires immediately contacting emergency services or a Poison Control Center and transporting the individual to a hospital. Due to the rapid escalation risk, the management is supportive and symptomatic, with no specific antidote available.

Monitoring and Supportive Care

Hospital care involves continuous cardiac monitoring, frequent checks of vital signs, and targeted treatment for symptomatic control (e.g., medication to manage high blood pressure or seizures) to stabilize the patient until the drug is eliminated from the system.

Therapeutic Uses of Broncholytin

What Broncholytin Treats: Main Uses and Benefits

Broncholytin is applied across domains where additional symptomatic support is needed for respiratory discomfort. This medicine is considered relevant for managing symptoms related to physical discomfort that often appear suddenly during acute or disruptive episodes.

The therapeutic category of this medicine is relevant in contexts marked by increased discomfort or tension, as it helps manage symptoms related to inflammatory or irritative states.

It is commonly used to help with symptom clusters that interfere with daily functioning, covering conditions involving episodic or fluctuating manifestations where symptoms may intensify temporarily. In clinical settings, it is primarily used during phases when symptoms become more noticeable and overwhelming.

It provides support that helps ease the overall symptom burden and assists with maintaining functional stability.

“It supports the patient during difficult episodes by easing distress when symptoms become temporarily overwhelming.”


Quick Fact: Support for Respiratory Strain

Broncholytin is relevant when supportive symptom management is appropriate, and may assist patients in coping more steadily with difficult episodes.

Regulatory References

  1. Ephedrine - StatPearls - NCBI Bookshelf - NIH

Eligibility and Restrictions for Use

Who can and cannot use Broncholytin?

Eligibility for Broncholytin (Ephedrine/Glaucine) is strictly defined by regulatory documents, particularly concerning the stimulating effects of the Ephedrine component. This medicine is contraindicated in specific high-risk populations.

Absolute Prohibitions (Contraindications)

Population Group Restriction Basis
Cardiovascular/Metabolic Patients with closed-angle glaucoma, phaeochromocytoma, or asymmetric septal hypertrophy must not use this medicine.
Concomitant Drugs Use is prohibited with non-selective MAO inhibitors (or within 14 days of cessation) and with other indirect sympathomimetic agents.

Population Restrictions and Conditional Use

Population Group Eligibility Status
Pediatric Use Not recommended for children under 12 years due to insufficient data on safety and efficacy in this age group.
Pregnancy/Lactation Not recommended during pregnancy (Category C) or while breastfeeding, as Ephedrine passes into human breast milk.
Geriatric Use Eligible with caution; regulatory documents recommend initiating dosing at the low end of the range.
Comorbidities Caution is required for patients with hypertension, diabetes mellitus, hyperthyroidism, or known renal impairment.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile for Broncholytin is primarily based on the label information for its sympathomimetic component, Ephedrine, as derived from official government regulatory documents.

Contraindicated Combinations and Restrictions Regulatory labeling classifies co-administration with Monoamine Oxidase Inhibitors (MAOIs) as a formal restriction due to the risk of severe hypertensive crisis. A stringent 14-day separation window is officially required after discontinuing MAOI therapy before this medicine can be taken.

Documented Pharmacodynamic Interactions Interactions are documented based on their functional effect on the body's systems:

Effect Interacting Substances (Examples) Official Outcome
Augment Pressor Effect Oxytocic Drugs (e.g., methylergonovine), Clonidine, Atropine Augmentation of the blood pressure-raising effect.
Antagonize Pressor Effect Alpha- and Beta-adrenergic antagonists, Guanethidine Reduction of the pressor response or loss of antihypertensive effectiveness.
Increased Arrhythmia Risk Cardiac Glycosides (e.g., Digitalis) Increased possibility of arrhythmias is documented.
Additive CNS Symptoms Theophylline May increase the frequency of nervousness, nausea, and insomnia.

Population-Specific Caution Official regulatory documents include a specific caution regarding co-administration with oxytocic drugs due to the risk of serious postpartum hypertension in the postpartum population. No explicit interactions with food, alcohol, or herbal products are documented in the official labeling.

Mechanism of Action

How Broncholytin works

The mechanism involves the integration of two distinct pharmacological domains. The component Glaucine modulates bronchial smooth muscle tone by functioning as an L-type Ca^2+-channel blocker and a Phosphodiesterase 4 ( PDE4) inhibitor. This dual action increases intracellular levels of cyclic Adenosine Monophosphate ( cAMP) and restricts calcium influx, resulting in the relaxation of bronchial smooth muscle and reduced airway resistance. Additionally, Glaucine exerts a central antitussive effect by modulating neuronal activity within the cough center in the brainstem, thereby elevating the threshold for the cough reflex.

In parallel, Ephedrine acts as a sympathomimetic agent, enhancing Sympathetic Nervous System (SNS) signaling through both direct agonism on adrenergic receptors (alpha and beta) and indirect agonism (norepinephrine release/reuptake inhibition). This mechanism causes beta2-mediated bronchodilation and alpha1-mediated mucosal vasoconstriction. The collective modulation of Ca^2+ signaling, PDE4 activity, the central cough pathway, and adrenergic receptors produces a multifaceted adjustment of airway tone and reflex activity.

Dosage and Administration Information

Official Administration Guidelines

Administration of Broncholytin, a combination product containing Glaucine and Ephedrine, is strictly through the oral route using the syrup formulation. The usage protocol is defined by a fixed schedule and specific volume measurements that vary based on the patient’s age group.

Feature Instruction
Administration Route Oral administration only.
Standard Adult Dose 15 mL per single dose.
Dosing Frequency Administered three times daily (fixed schedule).
Preparation The syrup should be measured using a calibrated device to ensure accurate volume delivery. It is typically ingested undiluted.

Population-Specific Administration

The required dosage volume is determined by age, ensuring the correct intake of 5.75 mg Glaucine hydrobromide and 4.6 mg Ephedrine hydrochloride per 5 mL of syrup.

Age Group Single Dose Volume
Adults 15 mL
Children over 10 years 10 mL
Children 3 to 10 years 5 mL

Use Protocol and Limitations

This medication is intended for short-term use corresponding to the acute period of symptoms. If a dose is missed, standard instructions state that the next scheduled dose should be taken at the usual time; compensation for the missed amount by taking a double dose is not permitted. It is a fundamental procedural constraint that the total volume administered must not exceed the maximum daily dose established for the relevant age group.

Recent Clinical Evidence

Research evidence / Overview of Studies for Broncholytin

The available research evidence for this medicine focuses on its two active components, Glaucine (the antitussive component) and Ephedrine (the bronchodilator component), which have been evaluated in various clinical settings. The evidence helps contextualize how patients reported their experience and how symptoms changed over defined time intervals.


Evidence for Use in Acute and Chronic Cough

Research examined outcomes related to physical discomfort of the Glaucine component. This was explored in rigorous study types, including Randomized Controlled Trials (RCTs) and comparative trials, which were evaluated in adult outpatients dealing with acute or chronic cough. The symptoms explored are often linked to conditions presenting with cycles of stability and flare-ups.

Studies employed scales and objective cough counts to monitor outcomes related to physical discomfort, specifically measuring changes in cough frequency and intensity. Findings describe patterns observed in the studies over short to intermediate follow-up periods, typically ranging from seven days to 28 days.


Evidence for Use in Acute Airway Constriction

The Ephedrine component was studied in research contexts involving conditions associated with acute or disruptive episodes of bronchial narrowing, such as bronchial asthma. Studies focused on outcomes monitoring physiological strain and outcomes describing episodic or acute changes.

Researchers examined the medicine's effects on lung function measures and physiological outcomes. In research settings, the added contribution of the Ephedrine component was observed in some studies to be limited when it was studied alongside certain other bronchodilator medicines in the context of chronic respiratory conditions.


What Remains Uncertain About the Research Base

The overall evidence base is classified as Moderate because, while formal studies exist for the active components, the research landscape presents several limitations. Evidence quality varies across studies due to study heterogeneity and differences in how outcomes were measured. There is a lack of comprehensive, large-scale studies specifically on the fixed-dose combination of Ephedrine and Glaucine. Additionally, comparative evidence is lacking against various established treatments, which contributes to the reality that certainty remains low in certain areas.

Key Studies & References

  1. Ephedrine - StatPearls - NCBI Bookshelf - NIH

Frequently Asked Questions (FAQ)

Common questions about Broncholytin (FAQ)


Q: Is Broncholytin classified as an expectorant or a cough suppressant?

Broncholytin is officially classified in regulatory documents as a Combined Antitussive and Bronchodilator. The Glaucine component works centrally to suppress the cough reflex (the antitussive effect). This classification reflects its dual action on both the cough reflex and airway function.


Q: Can people who have high blood pressure safely take Broncholytin?

Official product information requires caution for individuals with pre-existing high blood pressure (hypertension). Regulatory documents indicate that the Ephedrine component of the medicine is documented to potentially increase blood pressure and heart rate.


Q: Is it true that Broncholytin can cause dizziness or drowsiness?

Official documents list nervous system disorders like insomnia and nervousness as common adverse reactions. While dizziness and drowsiness are not listed among the most common effects, regulatory guidance indicates that side effects may affect alertness.


Q: Why is Broncholytin sometimes preferred over other common cough medicines? (Informational comparison only)

Regulatory documentation notes that the Glaucine component is a non-opioid antitussive. This is a key differentiating feature, as it provides cough suppression without the addictive liabilities associated with traditional opioid-based antitussive medicines.


Q: What is the difference between a broncholytic and a bronchodilator?

Broncholytin is designed to provide both effects. Bronchodilation refers specifically to the widening of the airways mediated by the Ephedrine component. The Glaucine component is described as modulating bronchial smooth muscle tone to reduce airway resistance, which is the mechanism of a broncholytic action.


Q: Is Broncholytin typically used for acute or chronic breathing problems?

Regulatory documentation specifies that this medication is intended for short-term use during the acute period when symptoms are present. It is not typically documented for long-term or chronic use.


Q: Can Broncholytin affect blood sugar levels in people with diabetes?

Caution is officially required for patients with diabetes mellitus. Regulatory information indicates that the Ephedrine component of the medicine may produce slight increases in blood glucose concentrations.


Q: Does Broncholytin interact with the active ingredients in common cold/flu preparations?

Official documents place restrictions on co-administration with other indirect sympathomimetic agents. This class includes active ingredients often found in common cold and flu preparations, such as phenylephrine or pseudoephedrine.


Q: Are there any known long-term risks associated with continuous use of Broncholytin?

Official safety constraints note the potential for tolerance (tachyphylaxis), meaning the drug may become less effective over time with repeated use. Furthermore, the Ephedrine component carries a safety constraint regarding its abuse potential. The medication is intended only for short-term symptom relief.


Q: Does Broncholytin cause an upset stomach or nausea?

Official labeling indicates that adverse reactions such as nausea and nervous system symptoms may occur. These effects are particularly noted if the medicine is taken with certain interacting substances like Theophylline.


Q: Why are people with certain kidney or liver issues advised to use caution with Broncholytin?

Regulatory documents explicitly note that caution is required for patients with known renal impairment (kidney issues). No explicit caution for liver issues is mentioned in the provided regulatory warnings.


Q: What is the longest duration of use that has been studied for Broncholytin?

The clinical research evidence reviewed for the active components describes studies focusing on short to intermediate follow-up periods. These studies typically range from seven days to 28 days.


Q: Are there specific times of day that Broncholytin is usually recommended to be taken? (Factual, non-directive)

The standard dosing frequency is defined as three times daily. It is noted that nervous system effects like insomnia and difficulty sleeping are commonly reported adverse reactions.


Q: Is it normal to notice a metallic taste or dry mouth after taking Broncholytin?

Dry mouth is officially listed as a common side effect in the official product information. Metallic taste, however, is not documented among the common or serious adverse reactions.


Q: How does Broncholytin differ from mucolytic drugs?

Broncholytin is classified as a Combined Antitussive and Bronchodilator. Its documented mechanism focuses on cough suppression and airway relaxation. This is different from a mucolytic, which works by directly altering the viscosity of mucus.


Q: What research has been conducted on Broncholytin's use in pediatric patients?

Regulatory documents include administration volumes for children over 3 years of age, and the overall evidence has been evaluated in various clinical settings based on the medicine's active components. Official documents state that use is restricted for children under 12 years due to insufficient data.


Q: Do older adults experience different side effects from Broncholytin compared to younger adults?

Official labeling states that caution is officially required for use in older adults. This caution is primarily linked to the potential for serious, though rare, cardiovascular events like hypertensive crisis.


Q: Why is Broncholytin specifically used for clearing mucus and not just suppressing coughs?

The medicine is formulated as a combination product to address symptomatic respiratory distress comprehensively. The Glaucine component works to suppress the cough reflex, while the Ephedrine component provides airway relaxation (bronchodilation).


Q: How long does it usually take for Broncholytin to start relieving symptoms?

The onset of action is not explicitly stated in official documents. However, the dosing frequency is established at three times daily, and the half-life of one active component is documented as 6-8 hours in regional product information.


Q: Is Broncholytin available over-the-counter or is it a prescription-only drug?

The active components are widely featured in combination products often categorized as Over-the-Counter (OTC) drugs in certain regions. However, its specific regulatory status may vary by country.


Q: What are the signs of a possible allergic reaction to Broncholytin?

Official labeling instructs users not to use the product if they have a known allergic reaction to the product or its ingredients. Symptoms that characterize an allergic reaction are not routinely listed in the adverse reactions section.


Q: Does taking Broncholytin affect my ability to operate a vehicle?

Adverse reactions such as dizziness, nervousness, and insomnia are commonly reported. Regulatory guidance indicates that side effects affecting alertness may impact the ability to operate machinery or vehicles.


Q: Where can I access the patient information leaflet (PIL) for Broncholytin?

Official drug information, such as the Patient Information Leaflet (PIL) or the Summary of Product Characteristics (SmPC), is made publicly available on websites maintained by regulatory bodies. These include the NIH DailyMed and the EMA.


Q: Can Broncholytin be taken with an allergy medicine (antihistamine)?

Official labeling indicates that consultation is necessary if taking medication for allergy. Combining with certain types of antihistamines may result in increased sedation or other central nervous system effects.

How should Broncholytin be stored and disposed of?

How to Store and Dispose of Broncholytin?

The storage and disposal of Broncholytin (Glaucine hydrobromide / Ephedrine hydrochloride) must strictly adhere to the conditions mandated by official regulatory labeling to ensure product quality and safety.

Official Storage Requirements

Condition Regulatory Requirement
Temperature Store below 25°C (Room temperature).
Protection Must be stored to protect it from light.
Container Rule Keep the container tightly closed and in the original packaging.
Child Safety Keep out of the sight and reach of children.

Disposal Instructions

Unused or expired Broncholytin must be managed in accordance with local regulations for pharmaceutical waste. The official labeling specifies that the product must not be thrown into wastewater or household rubbish. Disposal should follow local requirements for discarding medicines.

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

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