Agisept

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Agisept

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Method of action: Throat Preparations

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 Agisept

Quick Facts

Property Description
Active ingredient Amylmetacresol and Dichlorobenzyl Alcohol
Form Oromucosal Lozenge / Pastille
Pharmacological class Oral Antiseptic and Local Anti-Infective Agent
Common use Symptomatic relief of throat soreness
Origin Synthetic chemical derivatives

Agisept: Classification and Core Composition

Agisept is a combination pharmaceutical preparation intended for local action, featuring the active ingredients Amylmetacresol (AMC) and Dichlorobenzyl Alcohol (DCBA). This specific two-drug formulation is classified as an Oral Antiseptic and a Local Anti-Infective Agent. The components are synthetic derivatives, where Amylmetacresol is derived from cresol and Dichlorobenzyl Alcohol from benzyl alcohol. This distinct dual composition is recognized for its broad-spectrum local effects against common pathogens.

The effectiveness of this dual-agent system is rooted in the synergistic effect achieved by combining the two antimicrobials, which results in enhanced microbial disruption compared to the agents acting alone. The utility of the combination against both bacterial and viral pathogens offers a verifiable anti-infective action against agents commonly responsible for throat irritation.

Purpose and Local Delivery Form

The primary purpose of Agisept is to provide localized symptomatic relief for the pain and soreness associated with acute, minor infections of the mouth and pharynx. This relief is delivered via the oromucosal lozenge or pastille, a form designed to dissolve slowly. This method ensures the necessary contact time of the active agents with the irritated tissues, a feature that distinguishes it from liquid rinses or gargles.

The combination provides a dual action: local germ inhibition and a mild anaesthetic-like effect that reduces the immediate sensation of pain. This analgesic property contributes to the lozenge providing both a direct anti-infective benefit and essential comfort for the patient. The format, often incorporating a solid carbohydrate base, facilitates continuous local exposure, which is crucial for achieving its intended therapeutic and soothing effects.

What side effects are possible with Agisept?

Possible Side Effects and Safety Information

The safety profile for the Amylmetacresol and Dichlorobenzyl Alcohol lozenge is structured according to official regulatory classifications, which primarily categorize adverse events by their affected body system.


Adverse Reaction Classification

Adverse reactions documented in official labeling primarily fall into the Gastrointestinal Disorders and Immune System Disorders System-Organ Classes. Common reactions reported include oral discomfort, nausea, abdominal pain, throat irritation, and rash. The frequency of these effects is predominantly classified as Not known across regulatory documents, indicating that the incidence rate cannot be reliably estimated from available post-marketing data.


Serious Reactions and Special Populations

Severe hypersensitivity reactions represent the most clinically significant adverse events listed in regulatory documents. These potential reactions may include severe manifestations such as angioedema, bronchospasm, and hypotension with syncope. Safety constraints also address use in specific populations:

  • Children: The lozenge format is not recommended for use in children under six years old due to the risk of choking.
  • Pregnancy and Lactation: Due to limited and insufficient data, use is generally preferably avoided during pregnancy, and a potential risk to the newborn during breast-feeding cannot be excluded.

Safety Constraints and Exposure

The safety profile is largely based on the intended short-term use of the product. Regulatory documents note that additional adverse effects may be observed under long-term treatment or in the context of chronic conditions. Furthermore, no clinically significant drug interactions are known or documented in the official prescribing information for this combination product.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose with Agisept, involving the ingestion of a quantity significantly exceeding the recommended dose, is primarily characterized by effects related to the high local concentration of the active antiseptic ingredients. In such events, immediate medical attention is required, as mandated by regulatory authorities.

Documented Overdose Manifestations

The official prescribing information states that excessive ingestion of the lozenges may lead to gastrointestinal irritation and related symptoms. Documented clinical manifestations of overdose include nausea, vomiting, gastrointestinal discomfort, and a localized burning sensation in the mouth and throat. The risk is predominantly tied to the irritant properties of the concentrated substances. No specific severe systemic effects (e.g., cardiovascular or neurological toxicity) are formally documented at typically encountered overdose levels.

Required Emergency Actions

Regulatory information uniformly states that if an overdose is suspected or a large number of lozenges have been ingested, individuals must contact emergency services or a poison control center immediately.

  • No specific antidote is known for overdose with this combination of active ingredients.
  • The mandated intervention is symptomatic and supportive treatment to manage the clinical effects.
  • Hospital monitoring may be required for observation, especially in cases involving a very high dose or in pediatric populations, where ingestion of a large quantity poses a specific concern.

Therapeutic Uses of Agisept

Agisept is commonly used for the symptomatic relief of mouth and throat infections. This treatment is relevant in contexts marked by increased discomfort or tension, and helps address symptoms that interfere with daily functioning.

Agisept is applied across conditions presenting with localized discomfort, commonly including sore throat, pharyngitis, and minor oral inflammatory states. It offers support for conditions driven by local irritative processes, and may assist with managing symptoms related to physical discomfort that often accompany acute episodes. The treatment is commonly applied to help ease the discomfort and strain when symptoms become noticeable, and is considered relevant when supportive symptom management is needed.

It is often used across general clinical scenarios involving the sudden onset of symptoms, such as those associated with the common cold or flu-like illness. This offers symptomatic relief that contributes to easing the overall symptom burden during periods of heightened symptoms.


Quick Fact: Relief for Sore Throat Description
Primary Focus Localized pain and discomfort in the pharynx.
Clinical Context Acute, minor infections and irritative states.
Key Benefit Supports easier swallowing by managing local pain.

Regulatory References

  1. Irish Health Products Regulatory Authority

Eligibility and Restrictions for Use

Who can and cannot use Agisept?

The eligibility profile for Agisept lozenges is strictly governed by the product's official regulatory documentation, primarily the Summary of Product Characteristics (SmPC) from European health authorities. This documentation outlines the populations permitted to use the medicine and those who are formally excluded.

Eligibility Status Specific Population or Condition
Allowed (Established Use) Adults and Children 6 years and older.
Contraindicated (Must Not Use) Children under 6 years of age.
Contraindicated (Must Not Use) Patients with known hypersensitivity to Amylmetacresol, Dichlorobenzyl Alcohol, or any excipients.
Not Recommended Women who are pregnant or breastfeeding.
Conditional Restriction Patients with rare hereditary problems of fructose intolerance, glucose-galactose malabsorption, or sucrase-isomaltase insufficiency (due to sugar content).

Official regulatory information formally prohibits use in children under the age of six. Use during pregnancy and lactation is generally not recommended as a precautionary measure due to a lack of sufficient human safety data. Patients with certain hereditary metabolic disorders are also restricted from use because of the formulation's carbohydrate base.

What should I know about interactions with other medicines?

The interaction profile for Agisept is characterized by a lack of known systemic interactions with other medicinal products. This determination is based on the product's formulation as an oromucosal lozenge, which is intended for local action within the mouth and pharynx. The active ingredients, Amylmetacresol and Dichlorobenzyl Alcohol, are absorbed into the systemic circulation at very low, clinically insignificant concentrations. This minimal systemic exposure is the primary regulatory basis for the officially documented interaction status.


Interaction Status: Official Regulatory Summary

Interaction Category Regulatory Statement
Contraindicated Combinations None. No medicinal products or drug classes are explicitly prohibited for co-administration due to interaction risk.
Pharmacokinetic Interactions (e.g., CYP Enzymes) None documented. The low systemic exposure means no clinically relevant interactions involving major metabolic enzymes are stated in the regulatory label.
Timing / Separation Requirements None documented. No mandatory time separation rules are specified for co-administered systemic drugs.
Food, Alcohol, Herbal Products None documented. Official product information does not specify mandatory avoidance or restrictions involving food, alcohol, or herbal products.

Connection to the overall interaction profile: Regulatory documents consistently establish that no clinically significant interactions are known for this product combination. Consequently, there are no official requirements for timing adjustments, exposure modifications, or specific co-administration restrictions in the product labeling. This profile reflects the lack of documented systemic pharmacokinetic or pharmacodynamic interactions between the oromucosal agents and other medicines.

Mechanism of Action

Local Microbial Membrane Disruption

Agisept contains components that target and disrupt the cell membranes of common oral and pharyngeal microorganisms (bacteria and fungi). This action initiates a cascade that interferes with vital cellular functions, leading to irreversible structural breakdown and interference with replication processes. The physiological consequence is the disruption of cellular integrity in susceptible microorganisms.

Sensory Nerve Signaling Modulation

The formulation also engages mechanisms that modulate sensory nerve signaling within the local mucosa. This typically involves blocking voltage-gated ion channels on nociceptive neurons, thereby inhibiting the transmission of action potentials. The resulting physiological effect is a modification of neural action potential propagation, resulting in decreased excitability of pain-sensing neurons and a localized reduction in neural signal transmission.

Dosage and Administration Information

How Agisept is Used

Agisept is administered via the oromucosal route using a lozenge that contains Amylmetacresol 0.6 mg and Dichlorobenzyl Alcohol 1.2 mg. The fundamental instruction for use is to allow the lozenge to dissolve slowly in the mouth. This method ensures that the active ingredients achieve the necessary local exposure to the throat and mouth lining. Instructions for use specify not to chew, swallow, or bite the lozenge.


The standardized dosing regimen involves taking one lozenge per dose, with the intake pattern governed by a specific time interval. Administration may be repeated every two to three hours as required. The use of this medicine is subject to specific limitations. Total consumption must not exceed a maximum of 12 lozenges within any 24-hour period. Furthermore, the total duration of treatment is restricted, with use generally not to exceed a period of three days.


The instructions define the population for use, specifically including adults and children aged 6 years and older. Pediatric use for those under the age of 6 is not covered by guidelines. No specific dosage adjustment or reduction is specified for older adults (the elderly). The overarching administration principle is to employ the lowest possible dose for the shortest period required to meet the defined symptomatic need.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Agisept

Evidence for Symptomatic Relief in Acute Sore Throat

Research exploring the lozenge formulation was studied for physical discomfort associated with acute sore throat. Studies conducted in this area often use randomized controlled trials (RCTs) where participants compare the lozenge against an inactive placebo. These trials, relevant in evidence describing how symptoms are measured, frequently examined patient-reported symptom severity scores.

Research has monitored measurements of throat soreness and difficulty in swallowing (dysphagia) in populations presenting with common acute episodes. Findings describe patterns observed in the studies related to how patients reported their experience and how symptoms evolved in the observed populations during the trial period. The evidence contributes to understanding symptom patterns, particularly concerning the localized changes measured in relation to pain scores.

Research on Specialized Uses, Including Postoperative Sore Throat

One specific area research examined was its application for Postoperative Sore Throat (POST), a condition marked by functional limitations often experienced after general anesthesia. Studies observed how the lozenge was associated with measurements of the incidence (how often it occurred) and intensity (severity) of POST. The research examined patterns related to physical discomfort and outcomes reflecting daily functioning, such as the ability to speak (dysphonia) and swallow.

Research into the Speed and Duration of Local Action

Research has been conducted specifically to explore the short-term symptom patterns related to how quickly the local action of the lozenge was observed, and for how long the measured effect lasts. These studies closely monitored and described the time from when the lozenge was administered to when patients first reported a noticeable change in their perceived discomfort. Studies report how symptoms evolved in the observed populations during defined time intervals, such as one to two hours after a single dose. Follow-up durations were limited, as the primary goal of this research was to characterize the initial onset of local symptom changes.

Key Gaps and Areas of Scientific Uncertainty

Long-term effects are not fully established, as the research primarily explores short-term symptom changes. One of the main limitations is that studies focusing on how the drug works are typically distinct from studies that explore the underlying causes of the sore throat. Research explores short-term symptom changes, but it does not determine whether an individual's infection will resolve faster. Furthermore, while the formulation has a known antiseptic classification, clinical evidence regarding its full spectrum of in vivo activity against certain pathogens is limited compared to the robust data available describing the patient-reported outcomes describing perceived discomfort.

Key Studies & References

  1. Scientific discussion Strepsils Sugar Free Lozenges Amylmetacresol 600 micrograms 2,4-Dichlorobenzyl alcohol 1.2 mg (HPRA Regulatory Document)
  2. Public Assessment Report Scientific discussion Kruidvat Amylmetacresol Plus Dichloorbenzylalcohol honey & lemon lozenges (NL Regulatory Document, includes paediatric indication/safety data)

Frequently Asked Questions (FAQ)

Common questions about Agisept (FAQ)


Q: How quickly does Agisept start working to numb the throat?

Studies and official product information indicate that the local action of the lozenge can begin to provide pain relief quickly. Clinical trials measured the onset of pain relief in some participants as fast as 5 minutes after administration.


Q: What are the proper instructions for how to dispose of unused or expired Agisept?

Regulatory documents provide specific instructions for product disposal to protect the environment. Unused or expired lozenges should not be discarded via routine household waste or by pouring them down the drain. Instead, disposal should be handled in accordance with local regulations, often by returning them to a pharmacist.


Q: What is the specific lozenge dosage in milligrams (mg) for the active ingredients?

Official information regarding the product's composition states the specific amount of active ingredients per lozenge. Each lozenge contains 0.6 mg of Amylmetacresol and 1.2 mg of Dichlorobenzyl Alcohol.


Q: Does Agisept help the underlying infection resolve faster or just treat the symptoms?

Agisept is officially classified for the symptomatic relief of minor infections in the mouth and throat. Its primary role is to provide comfort by reducing pain and soreness. Regulatory documents advise that if your symptoms persist or worsen after 3 days of treatment, it is advised that a doctor or health professional be consulted.


Q: What should I do if I accidentally take more than the 12 lozenge maximum dose in 24 hours?

Official regulatory documents indicate that exceeding the maximum recommended dose is not expected to cause serious issues beyond potential gastrointestinal discomfort. In the event an excessive amount is taken, treatment is typically supportive, addressing any occurring symptoms.


Q: Can I use Agisept if I have diabetes?

The lozenge base contains sugars, specifically glucose and sucrose. Official product information states that patients with diabetes mellitus must take the sugar content into account. The product label advises that consultation with a doctor or pharmacist is appropriate for specific advice related to your condition.


Q: What should I do if my rash or throat irritation gets worse after using Agisept?

Adverse events like rash and throat irritation are listed in the safety profile of the product. If your symptoms, including the original sore throat or a side effect like a rash, persist, have not improved, or have worsened after using the lozenge for 3 days, it is advised that consultation with a doctor or other healthcare professional for guidance is appropriate.


Q: Does Agisept contain any common allergens like gluten, lactose, or artificial dyes?

Regulatory documents list all components, including excipients. The product may contain a very small amount of gluten derived from wheat starch, and is not suitable for patients with a wheat allergy. It may also contain ingredients like specific dyes or sulphites that have the potential to cause allergic reactions in sensitive individuals.

How should Agisept be stored and disposed of?

How to Store and Dispose of Agisept?

The storage and disposal of Agisept (Amylmetacresol / Dichlorobenzyl Alcohol lozenges) are governed by specific regulatory guidelines to ensure stability and environmental protection.

Storage Requirements

Condition Regulatory Requirement
Temperature Store at a temperature not above 25 C in some regions; others mandate not exceeding 30 C
Environment The product must be stored in a dry place and kept in the original blister packaging
Child Safety Must be stored out of the sight and reach of children
Stability The shelf life is typically 3 years when stored correctly in the original package

Disposal Instructions

Unused or expired lozenges must not be discarded via wastewater or routine household waste. Disposal should be handled in accordance with local requirements or through a pharmacist-led collection program, as specified in the official labeling.

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

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