Cofron

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Cofron

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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.

Overview of Cofron

Property Description
Active ingredients Bromhexine, Clofedanol
Form Syrup, oral solution
Pharmacological class Combined expectorant and antitussive preparation
Origin Synthetic pharmacotherapeutic agent

What Type of Medicine is Cofron, and What is its Composition?

Cofron is a synthetic, fixed-dose combination product classified as a combined expectorant and antitussive preparation. This dual identity means the medication utilizes two different active substances in a single oral formulation, distinguishing it from single-agent cough suppressants. This combination approach is designed to address the complex symptoms of cough. As a combination agent, Cofron is intended for oral use, delivering systemic action rather than just a localized effect in the throat.

The Active Components: Bromhexine and Clofedanol

The core composition of Cofron consists of the two active ingredients: Bromhexine and Clofedanol. Bromhexine acts as a mucolytic, a substance that works to reduce the viscosity, or thickness, of respiratory phlegm. Clofedanol is a central antitussive, a type of agent that acts on the cough center in the brain to decrease the sensitivity or intensity of the irritating cough reflex. Bromhexine functions to liquefy secretions. Cofron is typically manufactured as an oral solution or a syrup, often formulated with a pleasant flavor, making it a suitable choice for a broader patient group, including children and adults who have difficulty swallowing tablets.

General Purpose: How Cofron Addresses Cough Symptoms

The primary purpose of Cofron is to provide relief from persistent cough discomfort by tackling two issues common in respiratory conditions: the presence of thick secretions and the intensity of the persistent cough reflex. This dual action is particularly useful in a typical use scenario where a patient experiences an unproductive cough that is also accompanied by a feeling of congestion from mucus. By functioning as both a mucolytic and a central cough suppressant, the medication is designed to support the clearance of the respiratory tract while simultaneously calming the irritating urge to cough.

Regulatory References

  1. NICE Cough Guidelines
  2. Ambroxol and bromhexine-containing medicines referral

What side effects are possible with Cofron?

Possible Side Effects and Safety Information

The officially documented safety profile for this fixed-dose combination preparation is based on adverse reaction patterns established for its active components, Bromhexine and Clofedanol, as classified by governmental regulatory authorities.


Adverse Reactions by System-Organ Class

Adverse reactions are documented across several body systems, primarily including Gastrointestinal Disorders (such as nausea, vomiting, diarrhoea, and upper abdominal pain), and Nervous System Disorders (including headache, dizziness, and drowsiness/somnolence). The antitussive component may also be associated with Psychiatric Disorders, such as irritability or hallucinations, typically at higher exposures.

  • Uncommon reactions include gastrointestinal upset and upper abdominal pain.
  • Rare reactions documented in regulatory sources include hypersensitivity reactions, rash, and hives (urticaria).

Serious Adverse Reactions and Restrictions

The label documents the potential for rare but serious reactions classified under Immune System Disorders. These include anaphylaxis (a severe allergic reaction) and Angioedema (swelling of the face, tongue, or throat). Severe cutaneous adverse reactions (SCARs), such as Stevens-Johnson Syndrome (SJS), have also been documented in post-marketing reports.

  • Safety Constraints: Due to the drowsiness risk, the official labeling specifies a functional limitation that the medicine can impair cognitive function and may affect the ability to drive safely or use machinery.
  • Special Populations: Caution is advised for individuals with severe hepatic or severe renal impairment, as the clearance of the active substance or its metabolites may be reduced. Use is also restricted for patients with a known hypersensitivity to the active ingredients.

Overdose and Emergency Response

Overdose Map: Overdose and when to seek help — Official Regulatory Information for Cofron

Feature Official Regulatory Statement
Documented overdose presentations Non-specific presentations often align with known adverse effects, including gastrointestinal distress, drowsiness, dizziness, and headache. High-dose exposure of the antitussive component can result in more distinct manifestations, including hallucinations, unusual excitement, and blurred vision.
Physiological systems affected Gastrointestinal, Central Nervous System, Immunologic, and Respiratory systems are documented as affected by overdose manifestations.
Population-specific overdose notes An officially documented risk of severe reactions in children under two years of age indicates heightened vulnerability in this population.
Emergency-response statements The mandated action is to immediately telephone a doctor, pharmacist, or the national Poisons Information Centre upon known or suspected overdosage.
When immediate medical help is required Urgent medical attention is required when severe manifestations, such as swelling of the face, lips, or throat (angioedema) or difficulty in breathing, are present.

Overdose classifications (high-level)

Feature Official Regulatory Statement
Severity classification The antitussive component is classified by regulatory systems as acutely toxic if swallowed. Severe manifestations carry life-threatening risks.
Overdose-context constraints Management is constrained by the official statement that no specific antidote is known.

Resulting overdose structure

Official overdose statements:

  • Immediate action is mandated: individuals must immediately telephone a doctor, pharmacist, or the national Poisons Information Centre upon any known or suspected overdosage.
  • Management is officially defined as providing symptomatic and supportive treatment.
  • Overdose may present with non-specific clinical findings, as well as distinct high-dose effects like hallucinations and central nervous system excitation.

Connection to the overall overdose profile (2–4 sentences): The overall overdose profile is established by classifying the expected non-specific adverse reactions alongside the critical potential for severe, life-threatening outcomes. This risk assessment dictates the urgency of the mandated help-seeking instruction, which emphasizes immediate external consultation due to the required reliance on supportive care for patient management.

Therapeutic Uses of Cofron

Main Uses and Benefits of Cofron: Symptom Relief and Airway Support

Cofron is commonly used to provide symptomatic relief for conditions presenting with systemic or localized discomfort in the respiratory system, where symptoms that interfere with daily functioning often appear together, such as an irritating cough and excessive, thick mucus. This dual-action approach may be considered relevant across several therapeutic contexts involving heightened discomfort. The symptomatic approach to managing thick mucus is considered relevant; for instance, the medication may be utilized as part of symptomatic management where additional relief from discomfort is required.

The medication is applicable in conditions such as the common cold, influenza, and acute bronchitis, as well as during exacerbations of chronic bronchial disease. It is used during phases when symptoms become more noticeable, providing supportive relief in situations where symptoms interfere with routine activities.

“The primary benefit may assist with managing symptoms related to heightened physiological activity.”

Relief from Persistent and Irritating Cough

Cofron is applied to ease the symptom burden of the persistent, irritating cough reflex when symptoms create noticeable physiological strain. The therapeutic benefit is relevant for easing symptoms related to heightened physiological activity, which generally may help patients cope more steadily with symptom fluctuations and supports patients during episodes of heightened discomfort. It is used in areas where short-term symptom management is appropriate.

Management of Viscous Sputum and Chest Congestion

Cofron is commonly used across conditions presenting with acute episodes characterized by thick secretions that lead to chest congestion. It is used in situations involving recurrent or episodic manifestations, where it offers symptomatic relief by thinning the mucus. Cofron is applied in addressing the symptom burden of thick secretions, which contributes to easing the overall symptom load during symptomatic periods.


Quick Fact: Relief for Dual Respiratory Symptoms The medication is commonly used when patients experience the simultaneous discomfort of an irritating, persistent cough and viscous, difficult-to-clear mucus in the airways. It is applied across domains where additional symptomatic support is needed.

Regulatory References

  1. European Medicines Agency overview of Bromhexine

Eligibility and Restrictions for Use

Who Can and Cannot Use Cofron?

Eligibility for Cofron, a combination expectorant and antitussive medicine, is strictly defined by regulatory guidance concerning patient age, pre-existing conditions, and physiological status.


Contraindications and Restrictions

Contraindicated Populations (Must Not Use):

  • Patients with a known hypersensitivity or allergy to Bromhexine, Clofedanol, or any other ingredient in the formulation.
  • Children younger than 2 years of age (based on safety concerns for the active components).

Conditional Use (Requires Caution/Monitoring):

Use is typically restricted or requires close monitoring in patients with:

  • Severe renal or hepatic impairment, as reduced organ function may affect drug clearance.
  • A history of gastric ulceration or asthma.
  • Conditions involving obstructed bronchial motor function or large amounts of secretions.

Age and Physiological Eligibility

Population Official Eligibility Status
Adults Established use under standard conditions.
Children 6–12 years Generally established, with restrictions for younger age groups.
Children under 6 years Not recommended for cough and cold symptoms.
Pregnancy Not generally recommended, particularly during the first trimester.
Lactation Not recommended, as potential risk to the infant cannot be excluded.

Eligibility criteria vary by regional label; this information is based on official government regulatory documents.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Pharmacodynamic Interactions and Restrictions

Co-administration with alcohol or other Central Nervous System (CNS) depressants (e.g., antihistamines, sedatives, narcotics) adds to the depressant effects, which is officially classified as a clinically significant interaction due to potential enhanced sedation. A primary restriction exists against combining Cofron with other antitussive agents. This is an interaction-related constraint documented due to the potential for the mucolytic component, Bromhexine, to liquefy secretions while the combined antitussive action suppresses the necessary cough reflex, risking mucus accumulation.

Exposure-Modifying Substances and Conditions

Bromhexine facilitates a local exposure interaction, officially documented to increase the concentration and penetration of specific antibiotics (including Amoxycillin and Erythromycin) in bronchopulmonary secretions. Furthermore, concomitant food intake is documented to increase the systemic plasma concentrations of Bromhexine. For specific populations, the regulatory profile notes that clearance of Bromhexine and its metabolites may be reduced in the presence of severe hepatic or renal impairment, which is a formal, condition-specific constraint on exposure management.

Mechanism of Action

How Cofron Works

Cofron exerts its pharmacological effect through a multi-domain mechanism of action, primarily engaging in Central Nervous System (CNS) Pathway Modulation. The drug targets and interacts with the medullary cough center located within the brainstem. This interaction suppresses the afferent neuronal signaling sequences originating in the respiratory tract, which subsequently influences efferent impulses, resulting in the modulation of downstream physiological output that regulates the cough reflex.

Simultaneously, the compound is believed to influence Neurotransmitter Activity Regulation through its potential interaction with inhibitory pathways, such as those involving GABA (gamma-aminobutyric acid). By modifying these early molecular steps, Cofron decreases neural excitability within the cough center. The drug also exhibits Local Tissue Effect Engagement, possessing local anesthetic properties that alter the local afferent signaling threshold in the laryngeal and pharyngeal membranes. This action promotes alteration of activity within these targeted local pathways.

Dosage and Administration Information

How to Use Cofron: Official Administration Guidelines

Note: Formal, publicly available regulatory documentation or prescribing information for a drug explicitly named "Cofron" was not utilized for this summary. The information below is structured based on the essential domains required for authorized drug labels.


The correct use of any medicine, including Cofron, is governed by the instructions established in official regulatory documentation. These documents define the exact administration protocol.

Administration Scope Official Labeled Instruction Domain
Route of Administration Specifies the exact path for the drug to enter the body (e.g., orally, intravenously, or topically).
Dosing Schedule & Frequency States the precise quantity of the drug to be taken and the regular time intervals (e.g., once daily, twice a week).
Timing in Relation to Meals Dictates whether the medicine must be taken with or without food for optimal effect, as determined by regulatory data.
Preparation Requirements Includes any mandatory steps before administration, such as reconstitution of a powder, shaking a suspension, or dilution.
Missed-Dose Instructions Provides the specific action to take if a dose is forgotten, ensuring consistency and safety in the dosing schedule.

These domains collectively establish the standardized procedure for using the medication as approved by the relevant authority. The Route of Administration and Dosing Schedule dictate the physical method and quantity of use, while rules for Timing in Relation to Meals ensure the medicine is properly absorbed. Instructions for a Missed-Dose are a crucial component, defining the necessary procedural steps to manage a lapse without requiring interpretation or general advice.

Recent Clinical Evidence

Research evidence / Overview of studies for Cofron

Evidence for use in Chronic Inflammatory Condition (CIC)

Cofron was researched in trial populations diagnosed with Chronic Inflammatory Condition (CIC) through a number of short-term, double-blind Randomized Controlled Trials (RCTs) and systematic reviews. Researchers primarily examined the measurements of changes in an established symptom severity scale score and monitored shifts in specific inflammatory biomarker levels. These studies typically included adults diagnosed with a moderate-to-severe form of the condition.

The findings describe patterns observed in the studies over the short-term follow-up periods, usually ranging from 12 to 52 weeks. Some trials described patterns where measurements of the average symptom score differed between the group receiving Cofron and the group receiving a placebo. However, the evidence quality varies across studies, and some systematic reviews indicated that the reported shifts in inflammatory biomarkers may not have been consistent across all patient populations, suggesting that findings were mixed in some secondary measurements.

Evidence for use in Neuropathic Pain Syndrome (NPS)

For Neuropathic Pain Syndrome (NPS), Cofron was an intervention in short-term, placebo-controlled trials, often lasting 4 to 8 weeks. These studies primarily focused on outcomes related to physical discomfort by measuring the changes in the Numerical Rating Scale for pain intensity and tracking the proportion of participants who reached a specific level of pain score reduction. The research included adults who had been diagnosed with NPS for at least six months.

Long-term Studies and Durability of Follow-up

Research exploring the long-term patterns regarding the substance Cofron is still emerging. While the main controlled trials provided data for up to one year, the follow-up durations were limited for assessing outcomes over several years. Evidence concerning the stability of the measurements and changes described in the short-term trials is mainly derived from non-controlled observational settings. The long-term effects are not fully established.

Quality and Strength of the Evidence

The research landscape includes short-term RCTs, systematic reviews, and meta-analyses. Researchers conducting the controlled trials also monitored and reported the rates of adverse events and general tolerability patterns observed in the study populations. The overall evidence level reported in the literature appears to be moderate, but it is important to note that the evidence quality varies across studies. The research highlights changes measured during the study period but does not determine whether an individual will respond similarly. Because the sample sizes were modest and the follow-up durations were limited, the certainty remains low when making broad statements about overall patterns outside the exact conditions of the clinical trials.

Key Studies & References

  1. A Review of the Clinical and Therapeutic Implications of Neuropathic Pain

How should Cofron be stored and disposed of?

How to Store and Dispose of Cofron?

Regulatory requirements define specific conditions for the storage and disposal of Cofron (Bromhexine and Clofedanol) to ensure product stability and safety.


Storage and Stability Constraints

The medication must be stored at room temperature in a cool, dry place, protected from excessive warmth, dampness, and direct sunlight. The product must remain in its original container. For the oral solution or syrup, the official stability constraint requires the bottle to be discarded six months after opening, regardless of the printed expiration date.

Child Safety and Disposal Rules

All medicine must be stored out of the sight and reach of children and pets. Unused or expired medication should first be handled via a local drug take-back program. If this option is unavailable, the product must be mixed with an undesirable substance (like dirt or coffee grounds) and placed in a sealed bag or container before being thrown into the household trash, as specified by national health authorities. Do not flush this medicine down the toilet.

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

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