Licopid

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Licopid

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Method of action: Immunomodulating

Treatment option: Skin Conditions, Infection

Medically reviewed

Rosario Oropesa

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 Licopid

What is Licopid? Definition, Composition, and Purpose

Licopid is a specialized pharmaceutical preparation that is classified as a targeted synthetic immunomodulator. Its primary role is to influence and enhance the body's natural defense systems by acting on key components of innate immunity.

Property Description
Active ingredient Glucosaminylmuramyl Dipeptide (GMDP)
Form Tablet (solid oral form)
Pharmacological class Immunomodulator, Immunostimulant, Adjuvant
General Purpose Reinforcing the innate immune response
Origin Synthetic analogue (derived from bacterial structure)

Licopid: Definition and Pharmacological Classification

Licopid is specifically categorized as an immunostimulant and a unique small molecule drug targeting innate immunity. This classification identifies its role as an Immunologic Adjuvant. The drug is manufactured by AO Peptek and is consistently provided as an oral tablet. This positioning is noteworthy because its precise, synthetic mechanism is distinct from many complex biological agents, offering a targeted approach to immune support.

The Composition and Origin of Glucosaminylmuramyl Dipeptide (GMDP)

The single active ingredient in Licopid is Glucosaminylmuramyl Dipeptide (GMDP), a low molecular weight immunoreactive peptide. This compound is a highly purified synthetic analogue of Muramyl Dipeptide (MDP), which is the conserved molecular structure found in the cell walls of nearly all bacteria. Muramyl peptides possess the capacity to serve as modulators of innate immunity by mimicking natural pathogen-associated molecular patterns (PAMPs). This synthetic origin allows the drug to specifically target immune cells using a structure that mirrors a key microbial signature.

General Purpose: How Licopid Supports Immune Function

The general purpose of Licopid is to reinforce and support the body’s protective functions by specifically activating the innate immune system. The drug acts as a precise ligand for the intracellular NOD2 receptor in defense cells, promoting a state of immune readiness. The application of GMDP is utilized for its ability to strengthen the body’s protection against various infectious challenges. This specialized mechanism is utilized to provide foundational immune support, often in contexts where enhancing immune competence is necessary.

Regulatory References

  1. Muramyl Dipeptide and Synthetic Adjuvants of Innate Immunity

What side effects are possible with Licopid?

Possible Side Effects and Safety Information

The safety profile for Licopid, containing Glucosaminylmuramyl Dipeptide (GMDP), is primarily characterized by the expected high-level safety patterns of an immunostimulant and general pharmaceutical constraints.


Officially Documented Safety Characteristics

Characteristic Regulatory Description
Adverse Reaction Classification A standardized, universally recognized regulatory table (e.g., US FDA or EU SmPC) classifying adverse reactions by frequency (Very Common, Common, Rare) is not consistently provided. Clinical reviews often note a high safety profile characterized by the lack of formally reported adverse events in the literature.
Expected Physiological Effect The main anticipated effect is transient fever (pyrexia), which is consistent with the drug's role in activating the innate immune system. This effect is often described as transient and associated with the initial administration of the medication.
Safety Restriction The universal regulatory constraint applies: Licopid is contraindicated in individuals with a known hypersensitivity to Glucosaminylmuramyl Dipeptide or any other component of the formulation.

System-Organ-Class (SOC) Focus

Side effects are categorized based on the body systems they affect. The potential for fever would be classified under General Disorders, while the risk of hypersensitivity reactions falls under Immune System Disorders. Beyond these high-level characteristics, no specific serious adverse reactions are consistently documented in the publicly accessible regulatory prescribing information.

Safety Profile Summary

Overall, the regulatory safety description is structured around the pharmacological characteristic of potential transient fever as the expected sign of immune system activation. This is noted alongside the universal constraint of hypersensitivity and the general observation of a high safety profile, due to the absence of extensive classified adverse events in widely-used regulatory documentation.

Overdose and Emergency Response

Overdose with Licopid (Glucosaminylmuramyl Dipeptide) is defined by the ingestion of amounts exceeding the maximum approved dosage regimen, which may result in an exaggeration of the drug's expected systemic effects. The documented clinical manifestations upon acute overexposure center on signs of heightened immune response, according to official regulatory information. These signs primarily include Pyrexia (Fever), accompanied by general systemic discomfort, malaise, or asthenia, as well as gastrointestinal effects like Nausea or dyspepsia. No specific severe life-threatening outcomes, such as primary cardiotoxic or neurotoxic events, are universally documented as primary features of overdose in the official prescribing information.

Regulatory authorities strictly mandate that any confirmed or suspected overdose requires immediate action. Individuals must seek immediate medical attention and should contact emergency services if the manifestations become severe. This urgent necessity is driven by the regulatory statement that no specific antidote is known to counteract the effects of Glucosaminylmuramyl Dipeptide.

The required management strategy is Symptomatic and Supportive Treatment for the presenting clinical signs. Hospital monitoring, which includes observation of vital signs and overall clinical status, is a mandated part of the management protocol. Furthermore, medical professionals may consider procedural steps such as gastric lavage or administration of activated charcoal for recent oral ingestion, if clinically warranted.

Therapeutic Uses of Licopid

What Licopid Treats: Main Uses and Benefits

Licopid is considered relevant in complex therapeutic regimens to provide supportive benefits across specific symptomatic domains. Compounds within this pharmacological class are applied across several therapeutic areas. Its use is generally aimed at helping the body’s ability to manage persistent health challenges and mitigate the impact of disease.

The medication is commonly used in situations involving certain distressing symptoms and recurring issues. This includes the support of treatment for recurrent herpes infection, chronic respiratory tract infections (such as bronchitis and sinusitis), pyo-inflammatory skin and soft tissue diseases, and severe cases of psoriasis.

“The primary role of this supportive medication is applied in addressing conditions marked by increased physiological stress and persistent symptoms.”

The therapeutic support is relevant for managing symptomatic flare-ups, which may assist with maintaining more stable periods and easing the overall symptom load. This is particularly helpful in complex scenarios like post-operative pyo-septical complications or during post-infectious rehabilitation where functional stability needs support.


Quick Fact: Symptomatic support for Recurrent Symptom Load Licopid contributes to improved comfort by addressing symptoms linked to recurrent or episodic infectious manifestations, assisting with maintaining functional stability during difficult episodes.

Eligibility and Restrictions for Use

The official eligibility profile for Licopid (Glucosaminylmuramyl Dipeptide) is strictly defined by the regulatory documents of the national health authorities where the medicine is authorized.

Populations Explicitly Allowed and Excluded

Population Status Eligibility Rule
Allowed Use Adults (age 18 and older) may use the 10 mg tablet. A separate 1 mg tablet is approved for use in children aged 3 years and above.
Age Restriction The 10 mg tablet is contraindicated for children under the age of 18 years.
Conditional Use Older adults require caution, with the official recommendation to initiate treatment with half the standard therapeutic dose.

Absolute Contraindications

Use of Licopid is absolutely prohibited for specific populations and conditions as stated in the official labeling:

  • Reproductive Status: Contraindicated in women who are pregnant or in the lactation period.
  • Comorbidity Exclusion: Contraindicated in patients with autoimmune thyroiditis in the exacerbation phase or those with rare hereditary sugar intolerances (such as lactose deficiency).
  • Acute State Exclusion: Contraindicated when the patient presents with a febrile temperature (above 38°C) at the time of planned administration.

What should I know about interactions with other medicines?

Interactions with Other Medicines and Products

The interaction profile for Licopid (Glucosaminylmuramyl Dipeptide) is officially documented by regulatory authorities, focusing on specific drug-drug, drug-class, and drug-substance combinations that alter the product's effectiveness or systemic exposure. All interaction details reflect formal statements found in government prescribing information.

Pharmacodynamic Effects and Restricted Co-administration

The regulatory documentation formally identifies combinations that should be avoided. Co-administration with sulfonamide preparations and tetracyclines is officially classified as inexpedient (not advisable) due to interaction concerns documented in the label.

A documented pharmacodynamic interaction involves Glucocorticosteroids (GCS), which are explicitly stated to reduce the drug's biological effect. Conversely, the official profile notes a synergistic effect with certain anti-infective classes: Licopid is stated to increase the effectiveness of antiviral agents and antifungal agents when co-administered.

Interactions Affecting Drug Exposure

Interactions that modify the systemic exposure (pharmacokinetics) primarily involve substances that physically interfere with absorption. Co-administration with antacids and sorbents (such as activated charcoal) is officially documented to cause a significant reduction in the overall bioavailability of Licopid, which is an exposure-altering interaction. No specific interactions involving metabolic enzymes (CYP) or drug transporters are formally documented in the official regulatory texts, and no mandatory timing separation rules are explicitly stated for administration.

Mechanism of Action

Primary Activation of Intracellular NOD2 Receptors

Licopid's active ingredient, Glucosaminylmuramyl Dipeptide (GMDP), initiates its pharmacodynamic action by acting as an agonist for the intracellular Nucleotide-binding Oligomerization Domain 2 (NOD2) receptor on immune cells, such as macrophages. This binding mimics a bacterial cell wall component, triggering the fundamental cascade of innate immune signaling.

Signaling Cascade and Cytokine Production

This activation leads to the mobilization and nuclear translocation of transcription factors, primarily Nuclear Factor-kappa B (NF-kappaB). This critical step results in the increased gene expression and subsequent synthesis of essential immune mediators, including pro-inflammatory cytokines (e.g., IL-1, TNF-alpha) and chemokines, which initiate and propagate the systemic immune response.

Systemic Immune Cell Modulation

These activated pathways and mediators collectively influence the functional capacity of core immune cells. Specifically, this results in increased phagocytic activity of macrophages and promotes the maturation of other key leukocytes. This modulation of immune cell function influences the overall physiological effect profile without reference to specific therapeutic outcomes.

Dosage and Administration Information

Instruction Map: How to use Licopid — Official Administration Guidelines

The administration guidelines for Licopid are defined to standardize its use and optimize absorption. The medicine is prescribed as an oral tablet and is administered sublingually (held under the tongue).


Administration Scope

Instruction Detail
Route of administration Oral administration only.
Dosing schedule Standard dose is 10 mg once daily. Doses for specific conditions may be 10 mg twice daily, with total daily dose reaching 20 mg.
Timing in relation to meals Must be administered 30 minutes before meals and on an empty stomach.
Age-group administration rules Older adults are advised to initiate therapy with half the usual therapeutic dose, which can be increased based on tolerance.
Missed-dose rules If less than 12 hours have passed since the scheduled time, the dose should be taken. If the lapse is more than 12 hours, the dose must be skipped.
Special procedural conditions The tablets contain lactose and sucrose, which must be noted by patients with related dietary constraints.

Instruction Classifications (High-Level)

Classification Detail
Administration method type Oral / Sublingual.
Frequency pattern Daily / Twice daily / Intermittent (as part of a fixed-duration course).
Basis of use Standard protocols.
Use-context constraints Fixed course duration (ranging from 6 to 20 days) and mandatory fasting administration.

Resulting Procedural Structure

Official step sequence:

  • Take the tablet sublingually (under the tongue) on an empty stomach.
  • Ensure the dose is administered 30 minutes before any food intake.
  • Adhere to the prescribed duration course, which may be 6, 10, or 20 days depending on the regimen.

Connection to the overall use protocol: The established protocol structures Licopid use around precise timing and duration, necessitating oral administration 30 minutes prior to food intake to meet absorption requirements. The entire protocol is based on fixed courses with defined daily frequencies and a specific rule for managing missed doses, ensuring usage aligns with the standard for immunomodulator compounds.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Licopid


Evidence for Use in Recurrent Infections

Research has been studied for Licopid as an adjunctive component in the therapeutic management of recurrent herpes infection. The available evidence includes prospective clinical trials and randomized controlled trials (RCTs), where researchers studied populations of adults experiencing frequent symptomatic episodes. Studies monitored the frequency of infection recurrence and the duration of relapse-free periods, which are outcomes related to physical discomfort. Findings describe patterns observed in the studies regarding the length of observed time until a subsequent recurrent episode.

For chronic, recurring respiratory tract infections, such as certain types of bronchitis or rhinosinusitis, research examined Licopid in both adult and pediatric populations. The studies examined the number and frequency of relapses or exacerbations and outcomes describing episodic or acute changes over the observation period. While these studies have explored short-term changes, long-term effects are not fully established regarding the sustained absence of infection or functional stability.


Evidence for Use in Pyo-inflammatory Skin and Soft Tissue Conditions

This area of research has been studied for Licopid as part of the overall therapeutic regimen for acute and chronic pyo-inflammatory skin and soft tissue diseases. The evidence base relies on prospective clinical trials, where the medication was observed in adults. The research focused on outcomes such as microbiological clearance and the overall clinical response, which are outcomes related to systemic or functional imbalance.

Furthermore, research was evaluated in the context of complex post-operative pyo-septical complications, where the goal was to assess functional stability and functional measures. Findings indicate patterns regarding the evolution of acute symptoms and inflammatory states over the short treatment course.


What is Still Uncertain About Licopid Research

The overall evidence landscape for Licopid has certain gaps that remain open for future research. Evidence quality varies across studies, and some conclusions are drawn from non-randomized designs or trials where sample sizes were modest. The research is largely concentrated geographically, which means that comparative evidence is lacking from trials across diverse international regions.

Specifically, there is limited information for long-term outcomes across all studied conditions. Studies report how symptoms evolved in the observed populations over short durations; however, the long-term clinical trajectory is not fully established.

Frequently Asked Questions (FAQ)

Common questions about Licopid (FAQ)

Q: How long after starting Licopid can a person expect to see results?

A: According to the official product information, Licopid is prescribed as part of a fixed treatment course that generally ranges from 6 to 20 days.

This means that its intended effects are measured within this defined short-term period, depending on the specific regimen determined by a healthcare provider.

Q: Does Licopid have long-term effects on the body?

A: Studies and official documents indicate that research has primarily focused on short-term outcomes.

Consequently, the long-term effects and the sustained clinical results of the medication are not fully established by the currently available regulatory evidence.

Q: What should I do if I think I'm having an unexpected reaction to Licopid?

A: If a person experiences any unexpected or serious reaction while taking Licopid, the general safety guidance is to immediately stop the medication.

Official safety information directs that contact with a qualified healthcare professional or emergency services is warranted.

Q: Is Licopid usage described for children?

A: Yes, official regulatory information describes the use of Licopid in children aged 3 years and older.

It is approved in a specific, smaller strength tablet and is often used as part of a complex therapy for certain infectious conditions.

Q: Can older adults use Licopid, and is there any special information for them?

A: Official guidelines allow for the use of Licopid in older adults.

However, the label specifies that treatment is initiated using half the usual therapeutic dose. This allows the healthcare provider to carefully assess tolerance before proceeding with a standard dosage.

Q: Is Licopid available in different strengths or forms?

A: Licopid is supplied as an oral tablet.

Regulatory documents confirm it is available in two strengths: a 10 mg tablet primarily for adults, and a separate 1 mg tablet approved for use in children aged 3 and older.

Q: If I miss a scheduled time to take Licopid, what information is provided?

A: Official guidelines provide a clear rule for managing a missed dose.

Missed-dose rules state that the dose is administered if the lapse is less than 12 hours from the scheduled time. If more than 12 hours have passed, the guidance is to skip the dose and resume the normal schedule.

Q: Can Licopid affect results of common lab tests?

A: As an immunostimulant, Licopid works by activating the innate immune system and increasing the synthesis of immune mediators like cytokines.

Therefore, this modulation of immune function may be reflected in the results of laboratory tests designed to measure immune activity or inflammation.

Q: Does Licopid cause drowsiness or affect the ability to focus?

A: Regulatory safety data does not cite drowsiness or somnolence as a common side effect.

Furthermore, preclinical studies, which evaluate the drug's initial safety profile, indicated that the compound did not exert any toxic effect on the central nervous system.

Q: Why is Licopid used by different types of patients?

A: Licopid is officially prescribed as a component of complex therapy for individuals with various conditions that are accompanied by secondary immunodeficiency states.

Its general purpose is linked to reinforcing the body's innate immune defense systems against infectious challenges.

Q: Is it normal to feel a specific sensation when taking Licopid?

A: According to the official safety profile, the main anticipated effect is a transient fever (pyrexia).

This effect is consistent with the drug’s role in activating the innate immune system and is often associated with the initial administration of the medication.

Q: Is Licopid an antibiotic?

A: No, Licopid is not classified as an antibiotic.

Official sources categorize it as a synthetic immunomodulator and an Immunologic Adjuvant, whose function is to support the body's innate immune response.

Q: Can Licopid be used by people with certain chronic diseases?

A: Licopid is officially indicated for the complex therapy of certain chronic recurring infections and chronic pyoinflammatory skin diseases.

However, official regulatory documents explicitly contraindicate its use in patients with autoimmune thyroiditis in the exacerbation phase and those with rare hereditary sugar intolerances.

Q: How does Licopid compare to placebo in clinical research?

A: Clinical research, including Randomized Controlled Trials (RCTs), has examined the drug by comparing groups taking Licopid to control groups.

Studies monitored outcomes such as the frequency of infection recurrence and the duration of relapse-free periods in the observed populations.

Q: What are the most common reasons a doctor might prescribe Licopid?

A: The official therapeutic indications for Licopid include certain chronic recurring infections of the respiratory tract, acute and chronic pyoinflammatory skin and soft tissue diseases, and recurrent herpes infection.

These are the conditions for which the drug is regulated.

Q: Can Licopid be used by people with autoimmune conditions?

A: Official product information states that Licopid is not generally recommended for autoimmune diseases due to a lack of complete clinical data.

Its use is explicitly contraindicated in individuals with autoimmune thyroiditis in the exacerbation phase.

Q: Does Licopid address the cause of a condition or just the symptoms?

A: Licopid is classified as an immunomodulator, meaning its general purpose is to reinforce the body's protective functions by activating the innate immune system.

It is officially used as an adjunct (a supportive treatment) in the complex therapy for infectious conditions.

Q: What types of clinical trials have been conducted on Licopid?

A: Studies have been conducted using established methodologies, including both prospective clinical trials and randomized controlled trials (RCTs).

These trial types were used by researchers to examine the drug’s effects in various infectious and skin conditions.

Q: Is Licopid commonly used in combination with other prescription treatments?

A: The drug is officially indicated for use in complex therapy for various conditions, which implies use alongside other treatments.

The regulatory profile specifically notes a synergistic effect when co-administered to increase the effectiveness of antiviral agents and antifungal agents.

How should Licopid be stored and disposed of?

How to Store and Dispose of Licopid?

The official regulatory storage requirements for Licopid (Glucosaminylmuramyl Dipeptide) tablets are set to maintain product stability and integrity. The medicine must be stored in a dry place at a temperature below 25 C (77 F).

Storage and Handling Mandates

  • Freezing is prohibited.
  • The product must be protected from light and kept in its original package.
  • As with all medicines, Licopid must be kept out of the sight and reach of children.

Disposal Requirements

Disposal of any unused or expired product must be done in accordance with local laws and regulations for medicinal products. It is mandated that the product must not be disposed of via wastewater (i.e., not flushed down the toilet or poured down a sink).

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

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