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Аспизол

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Аспизол

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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 Аспизол

Quick Facts

Property Description
Active ingredient Lysine Acetylsalicylate
Form Powder for solution (for injection/infusion)
Pharmacological class Nonsteroidal Anti-Inflammatory Drug (NSAID)
Common use Acute pain, fever, and inflammation
Origin Synthetic salt form

What is Аспизол?

Аспизол is a medicinal preparation whose active ingredient is Lysine Acetylsalicylate, primarily functioning as a Nonsteroidal Anti-Inflammatory Drug (NSAID) and an Antiplatelet Agent. It is a synthetically derived, highly water-soluble salt form of Acetylsalicylic Acid (ASA), also known as Aspirin. This unique formulation is defined by its ability to deliver the bioactive component rapidly for systemic effect, and is typically available as a prescription-only (Rx) medication.


What Type of Medicine is Аспизол?

Аспизол belongs to the pharmacological class of Nonsteroidal Anti-Inflammatory Drugs (NSAIDs), specifically falling within the chemical subgroup of Salicylates. The active component, Lysine Acetylsalicylate, possesses critical antiplatelet properties, classifying it as a Platelet Aggregation Inhibitor. The mechanism involves the irreversible inhibition of the cyclooxygenase (COX) enzyme pathway, a process characterized by its anti-inflammatory effects.


Composition and Pharmaceutical Form

The active component is Lysine Acetylsalicylate, a unique salt created by chemically combining Acetylsalicylic Acid with the essential amino acid Lysine. The brand Аспизол is typically supplied as a sterile powder for solution intended for reconstitution with water for injection. The crucial role of the Lysine component is to significantly enhance the solubility of the compound, enabling the preparation of a clear, stable aqueous solution. This form is specifically designed for parenteral administration (by injection or infusion), a route that is necessary when rapid systemic action is required.


General Purpose and Core Benefits

The core therapeutic purpose of Аспизол is to provide rapid relief from acute symptoms such as severe pain and high fever. By blocking the chemical signals that drive pain and inflammation, and by preventing platelets from clumping together, it addresses a broad spectrum of acute conditions. The high solubility and intended parenteral route are the features that enable it to provide fast, systemic relief, distinguishing it from standard oral Aspirin formulations.

Regulatory References

  1. FDA UNII: Aspirin DL-Lysine
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What side effects are possible with Аспизол?

Possible Side Effects and Safety Information

The safety profile of Аспизол (Lysine Acetylsalicylate), a form of Acetylsalicylic Acid (ASA), is primarily characterized by effects related to its pharmacological action as a Nonsteroidal Anti-Inflammatory Drug (NSAID) and an antiplatelet agent. Adverse reactions are grouped by the affected System-Organ Class as documented in regulatory labels.


Adverse Reaction Scope

System-Organ Class Expected Reactions
Gastrointestinal Dyspepsia, nausea, vomiting, gastritis, erosions, and the risk of gastrointestinal haemorrhage, ulceration, or perforation (which can occur at any time during treatment).
Haematological Increased risk of bleeding, prolonged bleeding time, and severe bleeding events such as intracranial haemorrhage.
Neurological/Auditory Tinnitus (ringing in the ears), hearing disturbances, dizziness, and mental confusion.
Immune System Hypersensitivity reactions, including urticaria, bronchospasm, and potentially life-threatening anaphylactic shock.

Serious Adverse Reactions and Population Constraints

Regulatory documents highlight several serious adverse reactions, which are generally classified as rare or very rare. These include severe skin reactions (SCARs) like Stevens-Johnson Syndrome, and the particularly serious risk of Reye's Syndrome in children and teenagers with viral infections (e.g., influenza, chickenpox).

Specific safety considerations apply to certain populations. Elderly patients are officially noted to have an increased frequency and severity of adverse reactions, particularly serious gastrointestinal bleeding. Furthermore, the use of this medicine is restricted during the third trimester of pregnancy due to documented risks to the fetus and potential complications during delivery. The inhibitory effect on platelet aggregation persists for several days, which is a key safety limitation when considering surgical procedures.

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Overdose and Emergency Response

Overdose and when to seek help

Official regulatory information for Lysine Acetylsalicylate (Аспизол) details the recognized profile of salicylate toxicity and the required immediate emergency actions.

Documented Overdose Manifestations

Symptoms of toxicity, or salicylism, are officially described as ranging from early signs like tinnitus (ringing in the ears), hearing loss, nausea, and vomiting, to more severe neurological and systemic effects. Serious overdose manifestations include hyperventilation, confusion, hyperthermia (high fever), and the development of severe metabolic acidosis or respiratory alkalosis. Life-threatening outcomes documented in regulatory guidance include seizures, cerebral edema, and pulmonary edema.


Immediate Actions and Management

Urgent medical attention is required upon the suspicion of overdose or if symptoms like severe confusion, vomiting blood, or profound lethargy occur. Regulatory documents mandate that patients call a poison control center or doctor immediately for guidance. Management, which must be performed in a healthcare setting, is primarily supportive, as no specific antidote is known.

Management Procedure
Administration of Activated Charcoal
Urinary alkalinization (using intravenous sodium bicarbonate)
Hemodialysis (for severe toxicity)

Continuous monitoring of plasma salicylate levels and the body's acid-base status is required to guide treatment, especially in higher-risk populations like the elderly, who are prone to chronic toxicity.

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Therapeutic Uses of Аспизол

What Аспизол Treats: Main Uses and Benefits

Аспизол (Acetylsalicylic Acid) is commonly used to provide symptomatic relief for conditions characterized by periods of heightened symptoms, primarily focusing on acute pain, fever, and inflammation. This medication is used to reduce fever and relieve mild to moderate pain. It helps address symptom clusters that may become intense or disruptive, such as headaches, general body aches, and localized swelling.

This supportive therapy is often applied in clinical settings that involve acute or unstable symptom patterns, including managing discomfort during episodes of the common cold, flu, or minor soft tissue irritative states. It is applied in scenarios where additional management of discomfort is required when acute manifestations interfere with daily stability. It is applied across domains where additional symptomatic support is needed, reflecting its role in easing overall symptom burden. By managing these primary axes of discomfort, the medication contributes to improved day-to-day comfort during symptomatic periods.

Quick Fact: Relief for Headaches, Aches, and Fever

Regulatory References

  1. NIH MedlinePlus overview
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Eligibility and Restrictions for Use

The eligibility for Аспизол (Lysine Acetylsalicylate) is strictly defined by regulatory documents, specifying populations who are permitted, restricted, or prohibited from use. The use of the medicine is generally approved for the Adult Population without contraindications.

Who Must Not Use Аспизол (Contraindications)

Official labeling absolutely prohibits use in:

  • Known hypersensitivity to Acetylsalicylic Acid (ASA) or other Nonsteroidal Anti-Inflammatory Drugs (NSAIDs).
  • Active or recurrent Gastrointestinal (GI) ulceration or hemorrhage.
  • Severe hepatic impairment, severe renal impairment, or severe uncontrolled heart failure.
  • Coagulation disorders or other hemorrhagic diathesis.
  • Pregnant women in the third trimester.
  • Children and adolescents with fever associated with viral illness.

Restricted Use and Not Recommended Status

  • Pregnancy/Lactation: Use is not recommended during the first and second trimesters of pregnancy, nor for breastfeeding mothers.
  • Age: Use is generally not recommended in patients under 16 years of age for standard indications.
  • Organ Function: Patients with mild to moderate hepatic or renal impairment may only use the medicine with caution due to restrictions defined in regulatory documents.
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What should I know about interactions with other medicines?

The interaction profile for Lysine Acetylsalicylate (Аспизол) is structured around officially documented pharmacological outcomes, defining combinations that require strict prohibition or careful regulatory monitoring.

Interaction Classification Interacting Medicines and Substances Documented Regulatory Outcome
Contraindicated Combinations Methotrexate (at doses ge 15 mg/week) Risk of increased plasma concentration and severe toxicity due to reduced renal clearance.
Oral Anticoagulants (e.g., Warfarin) Increased risk of hemorrhage resulting from an additive effect on hemostasis.
Pharmacodynamic Risk Other NSAIDs / SSRIs / Antiplatelet Agents Documented increased risk of bleeding or gastrointestinal adverse effects.
Alcohol (Ethanol) Officially documented to increase the risk of gastrointestinal bleeding.
Exposure Modification Uricosuric Agents (e.g., Probenecid) Reduces the therapeutic effect of the uricosuric agent.
Systemic Corticosteroids Documented decreased plasma concentrations of Salicylates due to enhanced elimination.
Timing Requirement Antacids / Iron Salts Requires administration separation to prevent a documented decrease in absorption.

The regulatory framework emphasizes that co-administration restrictions are based on defined pharmacokinetic and pharmacodynamic effects. Additionally, co-administration with Diuretics and ACE Inhibitors may result in a diminished therapeutic effect of those agents. Specific populations, such as elderly or renally impaired patients, may experience an elevated risk of toxicity with contraindicated combinations, as noted in official labeling.

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Mechanism of Action

How Аспизол Works: Mechanism of Action

The core mechanism involves the irreversible covalent inhibition of the Cyclooxygenase ( COX-1 and COX-2) enzymes by the active component, Lysine Acetylsalicylate. This permanent chemical modification functionally deactivates the enzymes, preventing them from converting arachidonic acid into prostanoids. The molecular consequence is a reduction in inflammatory and fever-mediating eicosanoid levels throughout the body.

This PGE2 blockade directly impacts two critical physiological systems. In the hypothalamus, the removal of the PGE2 signal that elevates the body's temperature set-point results in the resetting of the central thermoregulatory set-point. At peripheral sites, the reduction of PGE2 reduces the sensitization of nociceptors.

A distinct, durable effect occurs in platelets. Since platelets are anucleated, the COX-1 enzyme cannot be replaced after inactivation. This leads to a sustained cessation of TXA2 production, resulting in the functional loss of aggregation capacity in the affected platelet population for their lifespan.

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Dosage and Administration Information

How to Use Аспизол: Official Administration Guidelines

Аспизол (Lysine Acetylsalicylate) is a specialized formulation of acetylsalicylic acid designed for parenteral administration, strictly governed by regulatory instructions for acute use. The official instructions define the precise dosing, route, and preparation necessary for its administration, which typically takes place in a supervised clinical setting.

Instruction Detail
Route of Administration Primarily Intravenous (IV) injection or infusion, with Intramuscular (IM) injection listed as an alternative route.
Dosing Schedule Standard Adult Dose: Typically 500 mg to 1000 mg (ASA equivalent) per single administration.
Maximum Daily Dose: Should not exceed 4000 mg (4 g) total ASA equivalent.
Frequency Pattern Doses are administered as-needed and may be repeated every 4 to 8 hours, ensuring a minimum 4-hour interval between administrations.
Preparation Requirements The powder must be reconstituted immediately prior to use with the recommended solvent, such as Water for Injection. The final solution must be clear and colorless before administration.
Special Procedural Conditions Intravenous administration is carried out slowly, often over a period such as 5 to 30 minutes, to comply with proper use protocols.
Population Adjustments Renal/Hepatic Impairment: Dose reduction or prolongation of the dosing interval is generally required for patients with moderate impairment.

These instructions collectively establish a controlled framework for its administration, ensuring the medication is only used via the specified injectable route and according to the official short-term use constraints for acute needs.

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Recent Clinical Evidence

Research evidence / Overview of studies for Аспизол


Conditions Characterized by Episodic Symptoms

Research has explored research contexts involving fluctuating or unstable symptoms, used in studies examining conditions characterized by episodic manifestations. Studies conducted so far were primarily observational, evaluating daily-life functioning and how symptoms change over time in the observed populations. These initial research efforts examined outcomes related to physical discomfort and outcomes describing episodic or acute changes. The data collected was studied for patterns that might help contextualize how patients reported their experience during periods of increased symptom activity.

What was observed in these studies is that findings indicate patterns related to short-term changes in patient-reported outcomes reflecting daily functioning or activity level. These changes were measured during the specific time intervals of the studies. The evidence so far contributes to understanding symptom patterns but does not determine whether an individual will respond similarly to the group patterns observed.

It is important to understand the current limitations of this research. Studies show follow-up durations were limited, and results apply only to the specific populations studied. While research provides insight into short-term changes, the long-term effects are not fully established, and evidence is limited. Comparative evidence that stacks Аспизол against other established approaches is currently lacking, and data for certain groups remain insufficient. Research is ongoing to better define the role of Аспизол in these contexts.


Use in Contexts of Functional Imbalance

Studies explored research contexts involving systemic or functional imbalance, where Аспизол was studied for its observed patterns. This includes research focused on conditions associated with acute or disruptive episodes where symptoms may vary in intensity. The research examined outcomes monitoring physiological strain or stress, as well as patient-reported outcomes describing perceived discomfort. These studies often focus on episodes where symptoms become more noticeable, observing responses over defined time intervals.

The findings from this body of evidence were mixed. In some instances, the research highlights changes measured during the study period, and the results were associated with how symptoms evolved in the observed populations. The data show patterns related to outcomes capturing phases of heightened symptom activity. However, in other studies, the findings were less clear, indicating a high degree of variability in the recorded measurements.

Evidence quality varies across studies, and some sample sizes were modest. Subgroup findings are uncertain. The evidence is still emerging, and there is limited information for long-term outcomes. Studies help show what has been observed so far, but the evidence highlights what is known—and what is still uncertain—about this particular research area.

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Frequently Asked Questions (FAQ)

Common questions about Аспизол (FAQ)


Q: Is Аспизол considered a painkiller or something else?

Official classifications describe this medicine as a Nonsteroidal Anti-Inflammatory Drug (NSAID) and an Antiplatelet Agent. This means it is used to manage acute pain and fever, while also having an effect on blood platelet function, as stated in the regulatory information.


Q: How does Аспизол compare to aspirin?

The active ingredient in Аспизол is Lysine Acetylsalicylate, which is a highly water-soluble salt form of Acetylsalicylic Acid (Aspirin). The parenteral formulation allows for rapid delivery of the active substance to the system, which distinguishes it from oral aspirin.


Q: Is it common to have stomach issues when taking Аспизол?

According to official product information, gastrointestinal issues are among the adverse reactions that are commonly reported for this medicine. These may include dyspepsia (indigestion), nausea, or vomiting. The risk of these effects is documented in regulatory labeling.


Q: Does taking Аспизол affect the liver or kidneys?

Regulatory warnings indicate that the drug is contraindicated, or prohibited, for use in people with severe hepatic (liver) or severe renal (kidney) impairment.


Q: Does Аспизол make you feel sleepy or drowsy?

The official list of reported neurological side effects includes dizziness and mental confusion. These effects are noted to potentially impair attention.


Q: How long does it usually take for Аспизол to start working?

As an injectable formulation, the formulation is designed to allow the active substance to achieve a rapid concentration in the body following administration. This rapid delivery is highlighted in the regulatory pharmacokinetics data.


Q: How long do the effects of one dose of Аспизол last?

The administration is controlled by the official dosing schedule, which allows doses to be repeated every 4 to 8 hours when used for acute symptoms. This frequency interval provides an indication of the typical duration of symptomatic relief expected from the medicine.


Q: What if I forget to take a dose of Аспизол?

Official guidance for acute medications of this class generally directs that if a dose is forgotten, it should be skipped if it is almost time for the next scheduled administration. Regulatory information indicates that a double dose should not be taken to compensate for a missed administration.


Q: Is there a maximum length of time you can take Аспизол?

The official instructions define the administration of this medicine as being governed by regulatory instructions for short-term use for acute needs.


Q: Can Аспизол cause dizziness?

Yes, regulatory documents listing adverse reactions explicitly include dizziness as a possible neurological side effect of this medicine.


Q: What should I do if I suspect an interaction with another medicine?

Official safety documents advise individuals to seek medical advice immediately if a drug interaction or unusual symptoms are suspected. Interactions are documented risks that can potentially lead to severe adverse effects.


Q: What happens if I take more Аспизол than recommended?

Regulatory documents state that an overdose situation is considered a medical emergency requiring immediate attention. Symptoms of overdose can include things like ringing in the ears (tinnitus), mental confusion, rapid breathing, and fever.


Q: Is it safe to drive or operate machinery while taking Аспизол?

Official labeling advises that this medicine can cause side effects such as dizziness and mental confusion. These effects may impair a person's ability to drive or safely operate machinery.


Q: Is Аспизол safe to use for older people (seniors)?

Regulatory information notes that elderly patients may experience an increased frequency and severity of adverse reactions, especially serious gastrointestinal bleeding. For this reason, use in this population is carefully considered in official prescribing information.


Q: Does the time of day matter when taking Аспизол?

While the medicine is generally administered 'as-needed' for acute symptoms, regulatory documents require a specific timing separation when co-administering it with certain other substances, such as iron salts or antacids, to prevent absorption issues.


Q: Can Аспизол affect the results of blood tests?

Official warnings confirm that the drug’s antiplatelet action prolongs bleeding time. This documented effect can potentially influence the results of coagulation-related blood tests.


Q: Is Аспизол addictive?

As a Nonsteroidal Anti-Inflammatory Drug (NSAID) and Antiplatelet Agent, Аспизол is not classified as a controlled substance with abuse potential in official government drug schedules.


Q: Is Аспизол available in generic form?

Yes, regulatory drug listings confirm that generic versions of the active ingredient, Lysine Acetylsalicylate, are officially available and listed by regulatory authorities.


Q: How should I store Аспизол properly?

Official storage precautions require the unopened powder to be kept below 25 C and protected from light and moisture. Once the solution is prepared, it must be used immediately or discarded if not used within 24 hours while refrigerated.


Q: What is the shelf life of Аспизол?

The official shelf life of the unopened powder product is defined and printed on the original packaging. The reconstituted solution’s stability is limited to 24 hours, even when refrigerated.


Q: Does Аспизол interact with contraceptives or hormone therapy?

The official regulatory interaction profile for this medicine does not list specific restrictions or prohibitions concerning oral contraceptives or general hormone therapy.


Q: Is Аспизол known to cause fluid retention?

For this class of drugs (NSAIDs), the potential for fluid retention and edema (swelling) is a documented warning in official prescribing information.


Q: Are there any lifestyle changes recommended while taking Аспизол?

Official documents describe that alcohol consumption can increase the documented risk of gastrointestinal bleeding when combined with the medicine.


Q: What do official sources say about stopping Аспизол suddenly?

Since the medicine is typically administered for acute, short-term use, official documents generally do not contain specific warnings regarding suddenly stopping the medication, as would be common for drugs requiring a tapering schedule.


Q: Is it normal to feel a mild burning sensation after taking Аспизол?

Reports of adverse reactions sometimes include a transient sensation of burning at the site of injection or infusion immediately following administration of the solution.


Q: Does body weight influence how Аспизол affects a person?

Yes, official administration instructions for certain populations, such as in pediatric use, often specify that the dosage be based on body weight to ensure the appropriate therapeutic effect is achieved.


Q: Can Аспизол be used for migraine relief?

The drug's authorized indications are for the management of acute pain, fever, and inflammation. Official regulatory use is limited to the authorized indications for which the drug has been approved.


Q: Why might a doctor switch a patient from one medicine to Аспизол?

Official documentation highlights that this medication is a highly soluble formulation designed for parenteral administration (injection/infusion). This route is necessary when a rapid systemic action is required, distinguishing it from standard oral alternatives.


Q: What is the difference between Аспизол and common over-the-counter medicines?

Аспизол is typically a prescription-only (Rx) medication, unlike many common pain relievers. It is also specifically formulated as a powder for solution intended for injection or infusion, rather than as an oral tablet.


Q: Is it okay to take Аспизол every day?

The official administration guidelines define its use as short-term and as-needed for acute symptoms, such as high fever or severe pain, rather than for daily, continuous long-term administration.


Q: What does the research say about the long-term use of Аспизол?

Official regulatory summaries emphasize that current research evidence has limited information regarding long-term outcomes. Studies conducted to date primarily focus on the drug's effects over short-term periods of acute use.


Q: Is there evidence that Аспизол helps with conditions not listed in the main uses?

Official regulatory use of the drug is limited to the authorized indications. Prescribing information generally cautions against use for conditions that are not explicitly specified in the official regulatory uses.


Q: Can Аспизол be crushed or dissolved for easier taking?

The medicine is supplied as a powder for solution that is specifically intended to be reconstituted immediately prior to administration by injection or infusion. It is not intended for oral ingestion.

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How should Аспизол be stored and disposed of?

How to Store and Dispose of Аспизол (Lysine Acetylsalicylate)

The official storage conditions for Аспизол powder for solution require the unopened product to be stored below 25 C and protected from light and moisture by remaining in its original packaging.

Stability and Handling

Once reconstituted, the solution must be used immediately. If immediate use is not possible, the solution may be stored at 2 C to 8 C but must be discarded after 24 hours.

Disposal and Safety

As with all medicines, it must be stored out of the sight and reach of children. Unused or expired Аспизол should not be disposed of in wastewater or household trash. Disposal must strictly follow local regulatory requirements for pharmaceutical waste.

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

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