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Ascoril SF

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Ascoril SF

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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.

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Overview of Ascoril SF

Quick Facts

Property Description
Active Ingredients Ambroxol, Guaifenesin, Terbutaline
Form Oral Solution (Syrup), Sugar-Free (SF)
Pharmacological Class beta2-agonist, Mucolytic, Expectorant Combination
Common Use Relief of productive cough and tenacious mucus
Origin Synthetic Compounds

What Type of Medicine is Ascoril SF?

Ascoril SF is defined as a Fixed-Dose Combination (FDC) drug formulated as a sugar-free (SF) oral solution for oral administration, specifically manufactured by Glenmark Pharmaceuticals. It belongs to the pharmacological class of combined beta2-agonist, Mucolytic, and Expectorant agents, an approach utilized for managing complex respiratory symptoms simultaneously. The medicine's active substances are synthetic compounds combined into a single preparation. The designation SF indicates a sugar-free formulation, a key differentiator appealing to patients with specific metabolic needs, making it a prominent option in the cough remedy landscape.

Understanding the Triple-Component Combination

The medicine's identity is centered on its triple-component combination of three distinct active ingredients: Ambroxol, Guaifenesin, and Terbutaline. Ambroxol hydrochloride is categorized as a mucolytic agent responsible for thinning and loosening phlegm or mucus. Guaifenesin, as an expectorant, helps to relieve cough symptoms by making secretions thinner and easier to cough up. The combination of these three agents involves synergy between mucokinetics and bronchodilation. The final component, Terbutaline sulfate, is a selective bronchodilator that functions as a beta2-agonist, relaxing the smooth muscles of the airways.

General Purpose: What Does Ascoril SF Help Relieve?

Ascoril SF generally helps to relieve the discomforts associated with a productive cough when combined with tenacious mucus and temporary narrowing of the breathing passages. A typical use scenario involves relief for respiratory conditions where the patient struggles to expel thick phlegm. The preparation is specifically engineered to support mucus clearance by coordinating the actions of the three components: thinning the secretions, promoting their efficient expulsion, and gently widening the airways. The overall general purpose is to restore more effective airflow and support the body's natural processes for clearing the lower respiratory tract, leading to more comfortable and efficient coughing.

Regulatory References

  1. Guaifenesin: MedlinePlus Drug Information
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What side effects are possible with Ascoril SF?

Possible Side Effects and Safety Information

This section details the adverse reactions and safety characteristics of the Ambroxol, Guaifenesin, and Terbutaline combination, based on official government regulatory documents.


Frequency-Classified Adverse Reactions

The safety profile is characterized by effects predominantly related to the beta2-agonist component, Terbutaline. Adverse reactions are categorized by their documented frequency in regulatory texts:

  • Common Reactions: Officially listed effects often include Tremor (involuntary shaking), Headache, Tachycardia (increased heart rate), Palpitations, and Gastrointestinal disturbances (such as Nausea or Abdominal discomfort). Certain common effects, like tremor and tachycardia, may be more pronounced at the beginning of treatment or following dose increases, according to official labeling.

  • Less Common/Rare Reactions: These include Dizziness, Muscle cramps, and documented Hypersensitivity reactions (e.g., Rash or Urticaria). Potential disturbances to the Metabolism and Nutrition Disorders System-Organ-Class include Hypokalaemia (low plasma potassium levels).


Serious Adverse Reactions and Safety Constraints

Regulatory documentation also identifies rare but clinically significant adverse reactions and specific use limitations:

Classification Examples Documented in Labeling
Serious Reactions Anaphylactic reactions, Severe Cutaneous Adverse Reactions (SCARs), and clinically significant drops in serum potassium levels.
Safety Constraints Contraindicated in patients with known hypersensitivity to the active ingredients or excipients.

Population-Specific Safety Considerations

The product label advises specific caution for certain groups. Use requires careful consideration in patients with pre-existing Cardiovascular Disorders (e.g., cardiac arrhythmias or coronary insufficiency), Diabetes Mellitus (due to potential transient increases in blood glucose), and Hyperthyroidism (Thyrotoxicosis). Adjustments may be necessary for patients with impaired Hepatic or Renal function.

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Overdose and Emergency Response

Overdose and when to seek help

Overdose of Ascoril SF involves potential manifestations linked to its three active components, with the most severe outcomes associated with the beta2-agonist, Terbutaline. Officially documented clinical manifestations of overdose include tachycardia (rapid heart rate), palpitations, and chest pain. Neurological signs such as tremor, nervousness, headache, and dizziness are also reported. Gastrointestinal effects can present as nausea, vomiting, and diarrhoea, with extreme Ambroxol overdosage potentially leading to hypotension or excessive salivation.

The potential for severe or life-threatening outcomes is formally documented, including serious cardiac arrhythmias, myocardial ischemia, and metabolic disturbances such as significant hypokalemia (low potassium) and transient hyperglycemia. In rare cases, seizures (convulsions) may occur. Maternal overdose is specifically noted for the potential to cause neonatal hypoglycemia or increased fetal heart rate.

Regulatory authorities mandate that any suspected overdose requires immediate medical attention. You must discontinue use of the medicine and seek professional assistance without delay. Treatment is symptomatic and supportive, as no specific antidote is known for all active components. Clinical management requires necessary monitoring of heart rate, blood pressure, acid-base balance, and serum electrolytes. Gastric lavage and activated charcoal may be considered if large amounts of the beta2-agonist component are suspected.

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Therapeutic Uses of Ascoril SF

Ascoril SF may be part of symptomatic management for various bronchopulmonary disorders and acute respiratory episodes. It is generally applied across domains where additional symptomatic support is needed, contributing to easing the overall symptom load.

The combination of agents is relevant for the clinical relief of productive cough associated with conditions like bronchial asthma, bronchitis, emphysema, and other disorders where symptoms related to physical discomfort and difficulty in clearing the airways coexist. The triple combination is formulated to address these overlapping symptoms.

Symptom Relief and Context of Use

This medication is commonly used to help with a productive cough that is complicated by airway constriction and chest tightness. It is highly relevant in clinical settings marked by viscid mucus retention and difficulty in clearing the airways when groups of symptoms appear suddenly or fluctuate. The symptomatic relief offered supports the patient during difficult episodes by easing distress and contributing to improved day-to-day comfort. The sugar-free (SF) formulation is relevant in contexts marked by increased discomfort or tension, aligning with conditions where functional stability becomes affected.

“It is commonly used across conditions presenting with acute episodes where difficulty clearing the airways creates noticeable physiological strain.”

Quick Fact: Supports patients with symptoms related to physical discomfort (Airway Constriction) and difficulty in clearing the airways (Tenacious Mucus).

Regulatory References

  1. Therapeutic Goods Administration (TGA) of Australia
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Eligibility and Restrictions for Use

Who can and cannot use Ascoril SF?

Eligibility for using Ascoril SF, a fixed-dose combination, is strictly defined by regulatory authorities and centers on age, underlying health conditions, and physiological status. The medicine is contraindicated (must not be used) in several key population groups. Absolute prohibitions include patients with known hypersensitivity to any of its active components (Ambroxol, Guaifenesin, or Terbutaline). Use is also prohibited in patients with serious cardiovascular conditions such as tachyarrhythmias, or metabolic disorders like uncontrolled thyrotoxicosis.

Furthermore, Ascoril SF is contraindicated in children under two years of age. Use is not recommended for women who are pregnant or actively breastfeeding, as safety profiles for the combination are not established in these populations.

Certain populations must use the medicine with caution and medical supervision due to potential risks. This conditional use applies to individuals with severe hepatic or renal impairment, diabetes mellitus (due to the risk of elevated blood glucose), hypertension, or a history of convulsive disorders. Older adults are also advised caution. The eligible population generally comprises adults and adolescents over 12 years of age who do not present with any of the contraindications or restricting conditions.

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What should I know about interactions with other medicines?

Interactions with other medicines and products

The official interaction profile for Ascoril SF is defined by the properties of its three active components, based on governmental regulatory labeling.

Prohibited and Restricted Combinations

The Terbutaline component requires specific co-administration restrictions. Monoamine Oxidase Inhibitors (MAOIs) are contraindicated, and a mandatory 14-day washout period is necessary due to the risk of potentiating vascular effects. Non-selective beta-adrenergic receptor blocking agents are prohibited in patients with asthma as they block Terbutaline’s pulmonary effect and may precipitate severe bronchospasm. Co-administration with other sympathomimetic agents is not recommended due to potential deleterious effects on the cardiovascular system.

Pharmacodynamic Effects

Caution is necessary when co-administering with Tricyclic Antidepressants (TCAs), which can also potentiate vascular effects. Additionally, non-potassium sparing Diuretics (loop or thiazide) may acutely worsen the hypokalemia or ECG changes associated with the Terbutaline component. The Ambroxol component necessitates avoiding combination with antitussive agents (cough suppressants) because the resulting depressed cough reflex can lead to serious airway obstruction.

Exposure and Procedural Interactions

The Ambroxol component is documented to increase the concentration of certain antibiotics, including amoxicillin, cefuroxime, and erythromycin, within mucus and bronchial secretions. Furthermore, a metabolite of the Guaifenesin component has been shown to cause color interference with the laboratory determination of Urinary 5-HIAA and VMA. For specific populations, the clearance of Ambroxol is formally lowered by 20–40% in patients with severe hepatic impairment, leading to the expected accumulation of hepatic metabolites.

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Mechanism of Action

️ How Ascoril SF Works

The drug's action relies on the synchronized modulation of three distinct mechanistic processes: bronchial smooth muscle relaxation, mucus fiber depolymerization, and glandular secretion stimulation. This combination targets the specific mechanisms underlying bronchial smooth muscle tone and the viscosity of respiratory secretions.


Airway Widening via beta2-Adrenergic Agonism

This mechanism focuses on relaxing the bronchial smooth muscles. The component, Terbutaline, achieves this by selectively binding to beta2-adrenoceptors, initiating the cAMP pathway. This molecular cascade reduces intracellular calcium levels, causing the muscle fibers to relax and the airways to widen, which is a peripheral beta2-mediated physiological response.


Chemical and Fluid Modulation of Mucus

The combination targets the physical state of the mucus. Ambroxol acts as a mucolytic, chemically breaking down the rigid mucopolysaccharide fibers to reduce the structure and stickiness of the secretions. Simultaneously, Guaifenesin increases the overall volume of serous (watery) fluid within the airways via a vagal reflex arc.


Coordinated Physiologic Synergy

The final mechanism involves synergy: the structural thinning and hydration of mucus (Ambroxol and Guaifenesin) are coincident with the widening of the airways (Terbutaline). This coordinated action modifies both the secretion's rheology and the airway caliber, resulting in a systemic effect on mucociliary transport from the lower respiratory tract.

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Dosage and Administration Information

How to Use Ascoril SF

The usage of Ascoril SF, a fixed-dose combination oral solution, follows standardized protocols that detail administration procedures and established dosage schedules. The medicine is strictly for oral administration and is formulated as a syrup.

Administration Protocol and Dosing Schedule

The solution requires shaking well before each use to ensure the active ingredients are evenly mixed. Accurate measurement of the prescribed volume is necessary, requiring the use of a calibrated measuring cup or spoon. The medicine may be taken independently of meals (with or without food) for practical convenience.

For adult patients, the standard regimen is a single dose ranging from 10 mL to 20 mL. The official schedule specifies administration three times daily (thrice daily), and the total administration must not exceed four doses in any 24-hour period.

Population-Specific Usage

Dosing recommendations are also specified for younger populations. For children aged 6 to 12 years, the single administered volume is 5 mL to 10 mL. For children under 6 years, the standard single dose is 5 mL.

The application of this combination is intended for a short course, limited to the duration of the acute condition. The overall protocol involves adherence to the maximum daily dose constraint to maintain the integrity of the usage schedule.

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Recent Clinical Evidence

Research Evidence: Overview of Studies for Ascoril SF


Evidence for Symptomatic Relief in Productive Cough

Research exploring this triple-component fixed-dose combination (FDC) research examined how symptoms evolved in populations presenting with a productive cough that is accompanied by thick, tenacious mucus and temporary narrowing of the airways. The available evidence landscape includes both short-term Randomized Controlled Trials (RCTs) and various Phase IV (post-marketing) observational studies. These studies primarily focus on patients experiencing episodic or acute changes in respiratory symptoms.

The study populations was observed in adults and, in some cases, children experiencing conditions associated with periods of heightened symptoms. Researchers primarily monitored changes using patient-reported outcomes describing perceived discomfort, specifically tracking Cough Severity Scores and assessing the perceived ease of expectoration. Some studies observed patterns where the groups receiving the combination recorded changes in symptom scores over the short-term study period, aligning with the study's design to explore the combination.


Study Designs and Measured Outcomes

The main focus of these studies research describes the measurement of outcomes related to physical discomfort. This includes research that examined the viscosity or thickness of sputum and measured patient-reported outcomes describing perceived discomfort when coughing. The trials also utilized formal symptom scoring tools used in research exploring how symptoms change over time. Findings describe patterns observed in the studies where measurements related to the expulsion of mucus and the frequency of coughing were monitored over the period of observation.

Research Gaps and Remaining Uncertainty

Research into this FDC is primarily concerned with acute or disruptive episodes, and as such, long-term effects are not fully established or well-characterized. The follow-up durations were limited in most of these studies, meaning the reported outcomes are often confined to the short time frame necessary to cover an acute episode.

The scientific evaluation contributes to the broader evidence landscape, but several limitations persist. Evidence quality varies across studies, and the sample sizes were modest in many of the trials dedicated specifically to the triple combination. Certainty remains low regarding the combination's performance outside of the specific populations and circumstances under which it was evaluated in.

Key Studies & References

  1. Over the Counter (OTC) Medicine Monograph: Guaifenesin
  2. Clinical efficacy and tolerability of fixed-dose combination of ambroxol, guaiphenesin, and terbutaline in acute bronchitis
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Frequently Asked Questions (FAQ)

Common questions about Ascoril SF (FAQ)


Q: How does the Bromhexine component of Ascoril SF work?

Official product information describes the action of the active component as being a mucolytic agent. This means its primary role is to thin and loosen phlegm or mucus, which is intended to support the body in coughing out secretions. Ambroxol, a metabolite of Bromhexine, may also stimulate the synthesis and release of pulmonary surfactant.


Q: What types of respiratory conditions is Ascoril SF used to manage?

According to the official product labeling, this medicine is typically indicated for managing symptoms of a productive cough that accompanies certain bronchopulmonary disorders. This includes conditions such as bronchitis, some forms of bronchial asthma, and emphysema. The medicine is generally used to help manage symptoms associated with tenacious mucus.


Q: Does Ascoril SF commonly cause dizziness or drowsiness?

Yes, official product information lists both dizziness and sleepiness (drowsiness) as potential side effects. These effects are related to how the medicine acts on the central nervous system. Regulatory documents include a cautionary statement that activities requiring mental alertness, such as driving or operating machinery, may be affected if these symptoms occur.


Q: Are tremors a side effect that may require medical attention?

Regulatory documents list tremors (involuntary shaking) as a common side effect, which is typically linked to the beta2-agonist component. Official documentation notes that side effects such as tremors and a rapid heart rate may be more pronounced when treatment begins or when the dosage is adjusted. It is important to refer to the full patient information leaflet for guidance on when to seek advice regarding side effects.


Q: Are there potential interactions between Ascoril SF and blood pressure medications?

Yes, regulatory labeling indicates specific interactions with certain classes of blood pressure medications. For instance, Non-selective beta-blockers are generally prohibited because they can counteract the medicine's primary effect on the airways. Additionally, caution is noted when combining it with non-potassium sparing diuretics (water pills) due to the risk of low potassium levels.


Q: Is it necessary to finish the entire course of Ascoril SF as prescribed?

Official guidance states that this medicine is intended for a short course to treat acute respiratory symptoms. The usage protocol describes that the medicine is typically intended for use only for the duration specified by the prescriber. Patient information indicates that usage should not be discontinued unless a healthcare professional has been consulted.


Q: Can combining Ascoril SF with certain asthma medicines change its effect?

Yes, official regulatory documents warn against combining it with certain other medicines used for asthma. Specifically, co-administration with other sympathomimetic agents is not recommended due to potential effects on the cardiovascular system. Similarly, non-selective beta-blockers can block the drug's effect and may be prohibited.


Q: Is Ascoril SF generally appropriate for pediatric patients?

Eligibility is strictly defined by age. According to official regulatory labeling, Ascoril SF is contraindicated (must not be used) in children under two years of age. Specific, smaller doses are designated in official documents for use in children aged 2-6 years and 6-12 years.


Q: What is the expected duration of the effects of one dose of Ascoril SF?

The duration of the effect is generally tied to the bronchodilator component, Terbutaline. Regulatory information describing this active component indicates that the widening of the airways typically lasts for a period of up to six hours or potentially longer after a single dose.


Q: Can Ascoril SF be used if a person is also consuming alcohol?

Official patient information includes a recommendation to consult a healthcare professional regarding alcohol consumption while this medicine is being used. This is due to the potential for alcohol to worsen central nervous system effects of the medicine, such as dizziness or sleepiness.


Q: What is the guidance on accidental ingestion of a larger than prescribed quantity?

Official guidance documents indicate that using more than the recommended quantity is not known to increase its effectiveness and may increase the risk of experiencing serious side effects or toxicity. Documented symptoms of over-ingestion include rapid heart rate, feelings of nervousness, or an increase in tremors.


Q: Is Ascoril SF known to interact with other over-the-counter cold medicines?

Yes, regulatory texts warn against specific combinations commonly found in other cold medicines. For example, it should generally not be combined with antitussive agents (cough suppressants) or other sympathomimetic agents. This is to help prevent the occurrence of documented adverse effects, such as respiratory or cardiovascular issues.


Q: How do official sources describe the overdose symptoms of Ascoril SF?

Official documentation identifies symptoms that may occur if too much of the medicine is taken. These symptoms primarily involve the cardiovascular and nervous systems and might include having a rapid heartbeat, feeling an increased sense of nervousness, or experiencing tremors.


Q: What happens if Ascoril SF is taken close to bedtime?

Since official product information indicates that Ascoril SF may cause dizziness and drowsiness, taking the medicine close to bedtime may be linked to these central nervous system effects. Additionally, the bronchodilator component of the medicine is associated with alertness, which may be relevant when assessing bedtime use.

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How should Ascoril SF be stored and disposed of?

How to Store and Dispose of Ascoril SF?

The storage of Ascoril SF Oral Solution must strictly adhere to the conditions documented on the regulatory label to maintain its stability and ensure safety.

Storage Requirements

The medicine must be stored in a cool and dry place, typically mandated to be below 25 C or not exceeding 30 C. It is required to protect the oral solution from direct sunlight and moisture. The product must be kept in its original container, with the cap tightly closed. A critical regulatory instruction is to keep this medicine out of the sight and reach of children and pets at all times.

Disposal

Unused or expired Ascoril SF must be disposed of safely. Disposal should follow the instructions on the package or local pharmaceutical waste regulations, ensuring the medicine is not consumed by others.

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

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