Левометил

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Левометил

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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 Левометил

Property Description
Active Ingredient Chloramphenicol, Dioxomethyltetrahydropyrimidine
Form Ointment for external use
Pharmacological Class Antimicrobial and Tissue Regeneration Stimulator
Common Use Local support for compromised tissues
Origin Synthetic

I. What is Левометил and What Class Does It Belong To?

Левометил is a synthetic, combined medicinal preparation formulated as an ointment for external use. Pharmacologically, it is categorized as an Antimicrobial agent used in tandem with a Tissue regeneration stimulator.

This specialized classification stems from its multi-component nature, integrating two distinct therapeutic actions into one topical entity. The presence of Chloramphenicol, a phenicol antibiotic, facilitates a bacteriostatic action by inhibiting bacterial protein synthesis. Левометил is positioned as a combined local ointment designed to offer broad support for tissue recovery.

II. The Dual Active Composition of Левометил Ointment

The therapeutic efficacy of Левометил is derived from its two main active pharmaceutical ingredients: Chloramphenicol (Хлорамфеникол) and Dioxomethyltetrahydropyrimidine (Диоксометилтетрагидропиримидин).

Chloramphenicol provides the necessary antimicrobial action against various bacteria. The second ingredient, Dioxomethyltetrahydropyrimidine (Methyluracil), is a pyrimidine derivative used to enhance cellular metabolism and stimulate the proliferation of cells essential for structural repair. The selection of a water-soluble base for the ointment is a key feature, as it also contributes a dehydrating property, which assists in the management of local fluid in compromised tissue.

III. General Therapeutic Goal and Combined Benefit

The general therapeutic goal of Левометил is to support the restoration of tissue integrity by managing bacterial presence while accelerating the natural repair processes. This unique, combined benefit is the central purpose of the preparation.

This formulation addresses a neutral use scenario, such as minor abrasions, by creating an environment conducive to healing. The synergy of antimicrobial action and regeneration stimulation provides an integrated strategy, offering comprehensive support for damaged tissues through a single, locally applied agent.

What side effects are possible with Левометил?

Possible Side Effects and Safety Information

The official safety information for Левометил ointment, which contains Chloramphenicol, identifies documented adverse reactions categorized by organ systems and frequency.

Adverse Reaction Categories

Adverse effects are broadly classified into Skin and Subcutaneous Tissue Disorders and, importantly, Blood and Lymphatic System Disorders, reflecting the potential for both local and rare, serious systemic effects.

Classification Examples of Reactions
Common / Less Common Local reactions, including transient burning sensation, itching, redness (hyperemia), or skin rash (dermatitis).
Rare / Serious Aplastic Anaemia, Bone Marrow Depression (Myelosuppression), and severe Hypersensitivity Reactions (Anaphylaxis).

Systemic and Exposure-Related Safety Constraints

The potential for systemic absorption of Chloramphenicol requires specific safety restrictions defined in regulatory documents. The most significant concern is the association with rare but severe blood disorders, such as aplastic anaemia and myelosuppression.

  • Population Restrictions: The medicine is not recommended for use during pregnancy and lactation. It is contraindicated in individuals with a known history of blood disorders (dyscrasias) or previous myelosuppression following Chloramphenicol exposure.
  • Duration of Use: Regulatory information specifies that prolonged or extended use should be avoided as it increases the risk of sensitisation (allergic reactions) and may warrant routine blood profile monitoring to detect haematological changes, as documented in official labeling.

These constraints ensure the use aligns with the officially documented safety profile, which balances expected local effects with the need to mitigate the rare systemic risks.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose of medications containing Chloramphenicol, the primary active component in Левометил, can lead to severe and potentially fatal toxicity. Overdose manifestations are serious and require immediate medical attention.

Documented Overdose Symptoms (Chloramphenicol Toxicity)

Classification Symptom Clusters
Cardiovascular/Respiratory Vasomotor collapse, irregular respiration, profound hypotension (low blood pressure), cardiovascular collapse.
Gastrointestinal Nausea, vomiting, abdominal distension.
Neurological Confusion, delirium, coma (in severe cases).

Population-Specific Overdose Risk: Gray Syndrome

Infants, particularly premature and newborn babies, are at a unique and extremely high risk of a severe condition known as Gray Syndrome from Chloramphenicol toxicity, even at therapeutic or slightly elevated doses due to their immature metabolism.

Symptoms of Gray Syndrome include abdominal distension, progressive pallid cyanosis (blue/gray skin discoloration), irregular respiration, and circulatory collapse, often leading to death if not immediately managed.

Emergency Action Statements

If overdose is suspected, or if any severe symptoms of toxicity occur, immediately contact emergency medical services or a poison control center. Do not attempt to manage severe symptoms at home. Treatment for overdose is supportive, often involving gastric decontamination, monitoring of vital signs, and, in severe cases, specialized medical procedures like hemodialysis to remove the drug from the bloodstream. Quick intervention is essential for the best possible outcome.

Therapeutic Uses of Левометил

What Левометил Treats: Main Uses and Benefits

Левометил is commonly used across conditions presenting with disruptive symptom manifestations, primarily focusing on scenarios where supportive symptom management is appropriate. The product is applied across domains where additional symptomatic support is needed when symptoms create noticeable physiological strain in a localized area.

Key Therapeutic Domains

Its relevance is often applied in scenarios involving symptoms related to physical discomfort or symptoms that interfere with daily functioning. This therapeutic domain includes the management of symptoms associated with superficial infections.

The product is generally applied in clinical settings that involve acute or unstable symptom patterns, especially those that may intensify temporarily. It contributes to easing the overall symptom load during these periods of heightened symptoms and may help patients cope more steadily with symptom fluctuations.

Quick Fact: Supports in Addressing Localized Strain

The product assists with supportive relief when symptoms cluster into patterns that create noticeable physiological strain, supporting general well-being during symptomatic phases.

Eligibility and Restrictions for Use

The official population eligibility for Левометил ointment, which contains the antibiotic Chloramphenicol, is strictly governed by regulatory criteria that manage the risks associated with systemic absorption, even from topical use.

Contraindicated Populations

The medicine is formally contraindicated and must not be used in individuals with a known hypersensitivity to Chloramphenicol, Dioxomethyltetrahydropyrimidine, or any excipients. Use is also prohibited in patients with a personal or family history of blood disorders, specifically aplastic anemia or bone marrow hypoplasia.

Age and Physiological Restrictions

Category Official Regulatory Status
Pediatrics (Under 3 Years) Not recommended or contraindicated due to the heightened risk of systemic toxicity in young children and infants.
Pregnancy Not recommended; use is restricted to cases where the expected benefit is judged to outweigh the potential fetal risk.
Lactation (Breastfeeding) Not recommended; use requires discontinuation of breastfeeding due to the risk of the drug being passed to the infant.

Restricted Use and Conditions

Use requires caution in patients with severe hepatic (liver) or renal (kidney) impairment, as these conditions can reduce the body's ability to clear the drug if systemic absorption occurs. The label also advises against concomitant use with other medications that suppress bone marrow function.

What should I know about interactions with other medicines?

Interactions with other medicines and products — official regulatory information for Левометил

Category Official Regulatory Information
Medicinal product categories with documented interactions: Drugs liable to depress bone marrow function (Myelosuppressive agents).
Specific interacting medicines (if explicitly listed): None are explicitly listed by individual name; only the drug class is specified.
Mechanistic basis of interactions (only if stated in label): Pharmacodynamic interaction leading to an additive toxic effect on the hematopoietic system. Also, the inhibition of Chymotrypsin upon co-administration is noted in some regulatory documents.
Timing-based interaction rules (if applicable): None formally documented in official regulatory labeling.
Interaction-related restrictions: Co-administration should be avoided with products liable to depress bone marrow function.

Interaction classifications (high-level)

Category Official Regulatory Information
Interaction severity classification: Class-based restriction / Avoided combination (Mandatory avoidance due to serious outcome risk).
Interaction-context constraints: Restriction is tied to the potential for Bone Marrow Hypoplasia resulting from additive myelosuppression.

Resulting interaction structure

Official interaction statements:

  • Avoid co-administration with other medicinal products classified as agents liable to depress bone marrow function.
  • The co-administration of the Chloramphenicol component with other myelosuppressive agents carries an additive pharmacodynamic risk of developing Bone Marrow Hypoplasia and aplastic anaemia.
  • The co-administration of the Chloramphenicol component may result in the inhibition of Chymotrypsin.

Connection to the overall interaction profile (2–4 sentences):

The official regulatory documentation defines the product’s interaction structure primarily through a critical, class-based restriction against co-administering any agent known to depress bone marrow function. This constraint is based on a documented pharmacodynamic interaction that results in an additive toxicity risk to the hematopoietic system. The profile is limited to these formally stated interactions and does not include mandatory restrictions related to food, alcohol, or timing requirements.

Mechanism of Action

How Левометил Works

Левометил's action is defined by a complementary dual mechanism targeting both microbial activity and the host's restorative processes.


Inhibition of Bacterial Protein Synthesis

This domain covers the action of Chloramphenicol, which acts as an inhibitor by binding specifically to the bacterial 50S ribosomal subunit . This interaction prevents the formation of peptide bonds, halting the essential bacterial protein synthesis pathway. The resulting bacteriostatic effect suppresses microbial growth, which is the primary molecular step in controlling microbial presence in the tissue.


Stimulation of Cellular Metabolic Repair

The regenerative component, Dioxomethyltetrahydropyrimidine (Methyluracil), operates within this domain by modulating cellular metabolic pathways. As a pyrimidine derivative, it enhances the synthesis of nucleic acids (DNA/RNA) and stimulates the proliferation and migration of reparative cells, such as fibroblasts and epithelial cells. This mechanism accelerates the tissue restructuring cascade, promoting the formation of granulation tissue and the proliferative phase of epithelialization.


Modulation of Local Fluid Dynamics

The Polyethylene Glycol (PEG) base provides an essential auxiliary mechanism by creating a hyperosmolar gradient. This gradient physically draws excess fluid, inflammatory exudate, and debris from the tissue surface. This dehydrating action optimizes the local environment, which supports the penetrance and local concentration of the two active pharmacological ingredients. The complementary actions of bacteriostasis, cellular stimulation, and osmotic fluid modulation result in a coordinated local physiological effect.

Dosage and Administration Information

Administration Guidelines

Левометил (Chloramphenicol and Dioxomethyltetrahydropyrimidine) is a topical external ointment. The usage protocol is characterized by a specific route, dose constraint, and time limitation to ensure proper application.


Administration and Dosing

Usage Parameter Instruction
Route of Administration Primarily topical external application to the affected area. It is also used for instillation into purulent cavities via drainage tubes or a catheter.
Frequency Application and dressing changes are performed daily (once per day).
Dosing Constraint The total amount applied to large wound surfaces must not exceed 3 g of ointment in a 24-hour period.
Application Method For external use, the ointment is typically used to saturate sterile gauze napkins, which are then used to fill the wound.

Preparation and Duration Rules

Preparation is required when using the ointment for intracavitary instillation. The ointment must be preheated to 35-36 C (95-96.8 F) before being introduced via the drainage system. The standard initial course is limited to 4 days from the first day of application.

The duration of use for a short-term course is typically limited to a maximum of 5–7 days. Following this initial period, a transition to a drug that promotes tissue integrity restoration is recommended to prevent certain localized effects associated with prolonged use.

Population-Specific Instruction

Левометил is indicated for use in pediatric patients starting from the age of 3 years. No other high-level dose adjustments for patient populations are specified for this topical formulation.

Recent Clinical Evidence

Research evidence / Overview of studies for Левометил

Evidence for use in Acute Localized Suppurative Skin Conditions

This section will summarize the structure of comparative clinical trials and observational studies that have examined the combination ointment in measuring wound dynamics and microbiological clearance in patients with acute, pus-forming skin conditions.

Research was studied for its use in specific acute, pus-forming (suppurative) processes in the skin or soft tissues in people—including adults and children. The outcomes research examined included the rate of change in wound area, the microbiological profile (which bacteria are present), and the dynamics of tissue repair over defined time intervals. Findings describe patterns observed in the studies related to changes in wound area and volume during the study period. What remains uncertain is the long-term outlook following initial treatment; long-term effects are not fully established.

Evidence for use in Surgical Wound Management

This section will detail the systematic reviews, meta-analyses, and randomized controlled trials that have examined topical treatment in studies monitoring infection rates following minor surgical procedures, outlining the outcomes that researchers tracked.

Research explored scenarios involving surgical wounds, specifically in the setting of minor dermatological surgery where patients may be at higher risk of infection. The evidence in this area largely comes from systematic reviews and meta-analyses. The aggregate findings from systematic reviews indicate that there is a limited number of high-quality RCTs available for the non-ocular topical application of the antimicrobial component. In some of the analyses, the findings were mixed, and reported measurements related to the reduction of infection was observed in some studies but was not always associated with statistically significant changes. The evidence quality varies across studies, and overall, certainty remains low.

Long-term Studies and Follow-up

For studies used in research exploring how symptoms change over time in localized skin conditions, follow-up durations were limited. Most trials studies monitored changes and outcomes over defined time intervals that were short, such as 5 to 14 days, relevant in trials assessing short-term or episodic symptom patterns. Currently, there is limited information for long-term outcomes regarding the healing process or recurrence patterns after using this preparation.

What is Still Uncertain About Левометил Research

The research so far provides context but not individual predictions. For the use in localized infections, the existing trials often have modest sample sizes, and comparative evidence is lacking against placebo or non-treatment controls. For the surgical wound setting, the primary research limitation noted by systematic reviews is the need for additional, high-quality RCTs to provide greater clarity. The available research provides insight into short-term changes but has not fully characterized the long-term experience of patients.

Frequently Asked Questions (FAQ)

Common questions about Левометил (FAQ)


Q: How should I store this medication?

Official product information suggests storing the ointment at a controlled room temperature, typically between 15 C and 30 C (59 F to 86 F). Official guidance suggests keeping the container tightly closed to help maintain the product's quality and safety. As is common practice for all medications, storage should be out of the sight and reach of children.


Q: Are there any known interactions with alcohol or food while using this ointment?

Information from regulatory sources indicates that patients can generally eat and drink normally while applying this ointment. Official product information does not document specific restrictions or warnings related to consuming alcohol or specific foods during treatment with this topical preparation.


Q: What should I do if I miss an application?

If a dose is missed, regulatory guidance suggests applying it as soon as it is remembered. However, if the time for the next scheduled application is almost due, it is generally recommended to skip the missed dose and return to the normal schedule. The official guidance advises against applying a double dose to make up for a forgotten one.


Q: What happens if I accidentally swallow some of the ointment?

The ointment is formulated for external use only. If any amount of the medication is accidentally swallowed, immediate medical attention is recommended. Official safety information advises against inducing vomiting unless a healthcare professional specifically instructs this action.


Q: What should I do if my symptoms get worse after starting the treatment?

If the condition you are treating worsens or if the area does not show signs of improvement after a few days of starting treatment, it is recommended to seek medical advice. If symptoms worsen or persist, official patient leaflets advise consulting a doctor or pharmacist.


Q: Does this ointment require a prescription to purchase?

The regulatory status of this ointment, and whether it requires a prescription, can differ across various countries and jurisdictions. In some regions, a formulation containing these active ingredients may be available for over-the-counter purchase in a pharmacy.


Q: What is the proper way to dispose of the unused ointment?

Disposal of unused or expired medication should be done in accordance with local, state, and federal regulations. Official guidelines often recommend a drug take-back program. If this option is unavailable, alternative methods typically involve mixing the drug with an undesirable substance, sealing it in a bag, and placing it in the household trash.

How should Левометил be stored and disposed of?

How to Store and Dispose of Левометил?

The specific, labeled storage conditions for the drug Левометил (including exact temperature, light, and moisture requirements) are not uniformly documented across major regulatory sources. For most medications without specific refrigeration instructions, the general requirement is to store them at controlled room temperature, typically defined as 59 F to 77 F (15 C to 25 C), in a cool, dry place, and out of direct sunlight. Always keep the medicine in its original container and securely closed.

To ensure safety, all medications must be stored out of the sight and reach of children and pets.

Proper disposal of unused or expired Левометил should be handled according to local, state, and federal regulations. The preferred method for most household medicines is to use a drug take-back program or mail-back envelope. If a take-back program is unavailable, follow the trash disposal guidelines: mix the drug with an undesirable substance (such as used coffee grounds or cat litter), place it in a sealed bag, and discard it in the household trash. Do not flush medications down the toilet or pour them down a sink unless the product's official instructions specifically advise it.

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

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