Acetilsalicilo rugstis ir Kofeinas Liuks

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Acetilsalicilo rugstis ir Kofeinas Liuks

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 Acetilsalicilo rugstis ir Kofeinas Liuks

What is Acetilsalicilo rūgštis ir Kofeinas Liuks?

Acetilsalicilo rūgštis ir Kofeinas Liuks is a fixed-dose combination medicine primarily used for the symptomatic relief of mild to moderate pain and fever. Manufactured in Lithuania, this product is generally available over-the-counter (OTC) and is administered in an oral tablet form.

Quick Facts

Property Description
Active Ingredients Acetylsalicylic Acid (ASA) and Caffeine
Form Typically tablets
Pharmacological Class Non-Steroidal Anti-Inflammatory Drug (NSAID) and Central Nervous System (CNS) Stimulant Combination
Common Use Symptomatic relief of mild to moderate pain (e.g., headache, toothache) and fever

Composition and Function

This medication contains two active components that work together to provide relief:

  1. Acetylsalicylic Acid (ASA): This is the main analgesic and antipyretic component, clinically recognized as an NSAID. It works by targeting the body’s inflammatory pathways to reduce pain signals and lower elevated body temperature.
  2. Caffeine: Included as a pharmacological adjuvant, caffeine does not directly treat pain. Instead, its primary function is to enhance the efficacy and accelerate the onset of action of the ASA. Adding caffeine to standard analgesics is intended to improve pain relief outcomes, making it a functional addition in combination formulas.

This specific combination is intended for acute, short-term management of symptoms and is well-suited for common conditions like tension headaches.

What side effects are possible with Acetilsalicilo rugstis ir Kofeinas Liuks?

Possible Side Effects and Safety Information

The combination of Acetylsalicylic acid (ASA) and Caffeine carries risks primarily associated with its active components, demanding caution in certain patient groups and situations. Side effects are classified by frequency as commonly documented in official regulatory pharmacovigilance reports.


Documented Adverse Reactions

System-Organ Class Common Adverse Reactions (1% to 10%)
Gastrointestinal Disorders Dyspepsia, nausea, abdominal pain/discomfort, vomiting, mucosal lesions, and heartburn.
Nervous System Nervousness, dizziness, headache, and insomnia (sleeplessness).

Serious and Clinically Significant Safety Concerns

  • Gastrointestinal Bleeding: ASA can cause serious, dose-dependent gastrointestinal bleeding, ulceration, and perforation, which may be fatal. Symptoms may include black, tarry stools or vomiting material that resembles coffee grounds.
  • Hypersensitivity: Severe allergic reactions, including bronchospasm, urticaria (hives), and angioedema, may occur, particularly in individuals with asthma or a history of aspirin sensitivity.
  • Reye's Syndrome: A rare but fatal condition involving brain swelling and liver damage, Reye's syndrome is strongly associated with ASA use in children and adolescents recovering from a viral infection, such as flu or chickenpox. ASA-containing products are contraindicated for use in this population.
  • Caffeine Overuse: Excessive intake of caffeine from all sources may lead to central nervous system effects such as severe irritability, anxiety, rapid heartbeat (palpitations), and tremors.

Safety Restrictions and Population Considerations

This medication is typically restricted in patients with active gastrointestinal ulcers, bleeding disorders, severe liver or kidney failure, or those in the third trimester of pregnancy. Elderly patients are generally at a heightened risk for gastrointestinal complications.

Overdose and Emergency Response

Overdose and When to Seek Help

IMMEDIATE MEDICAL HELP IS REQUIRED if overdose is suspected. Contact emergency medical services or a poison control center immediately. Do not wait for symptoms to worsen.

Overdose with this combination product involves the toxic effects of Acetylsalicylic acid (ASA), which are dose-related, combined with the stimulant effects of Caffeine.

Documented Overdose Presentations

Classification Symptoms and Signs (Key Manifestations)
Mild to Moderate ASA Toxicity Ringing in the ears (tinnitus), vertigo, headache, dizziness, nausea, and vomiting.
Severe ASA Intoxication Hyperventilation (rapid breathing), fever, confusion, severe acid-base disturbances (metabolic acidosis/respiratory alkalosis), seizures, and in critical cases, coma or cardiovascular collapse.
Caffeine Toxicity Nervousness, excitement, restlessness, palpitations, tachycardia (fast heartbeat), muscle twitching, confusion, and convulsions.

Emergency Actions and Risk Factors

Treatment requires prompt medical intervention focused on limiting drug absorption (e.g., activated charcoal within the first hour) and enhancing elimination. Haemodialysis is considered the treatment of choice in cases of severe ASA intoxication. Certain populations, including the elderly and young children, are particularly susceptible to severe toxicity from ASA. Due to the potential for severe metabolic and cardiac complications, any suspected overdose is a medical emergency.

Therapeutic Uses of Acetilsalicilo rugstis ir Kofeinas Liuks

What Acetilsalicilo rūgštis ir Kofeinas Liuks Treats: Main Uses and Benefits

The combination of acetylsalicylic acid and caffeine is commonly used to help with symptoms related to acute or episodic changes, particularly across therapeutic domains involving symptoms that create noticeable physiological strain such as pain and fever. This use is considered relevant in symptomatic relief contexts.

This product is primarily applied in addressing mild to moderate pain and elevated body temperature. It is generally used across conditions presenting with acute episodes, including common headaches, acute migraine attacks, toothache, period pains, and the general discomfort associated with flu and common cold symptoms. The combination may assist with managing symptoms that interfere with daily functioning and routine comfort.

“The combination supports the patient during episodes of heightened discomfort by addressing the symptoms related to physical discomfort.”

The combination is relevant for managing symptom clusters that may become intense or disruptive, and provides supportive relief when symptoms interfere with routine activities.


Quick Fact: Relief for Episodic Discomfort Acetilsalicilo rūgštis ir Kofeinas Liuks is commonly used to help with symptoms linked to temporary inflammation or physiological tension, and may help patients cope more steadily with symptom fluctuations when symptoms are more noticeable.

Regulatory References

  1. NIH DailyMed Overview

Eligibility and Restrictions for Use

Who Must Not Use This Medicine (Contraindications)

This medicine is absolutely contraindicated for several populations, based on official regulatory documents. Use is prohibited if you have a known hypersensitivity to Acetylsalicylic Acid (ASA), caffeine, or other NSAIDs. It must not be taken by patients with active peptic ulceration or a history of upper gastrointestinal bleeding related to prior NSAID use. The medicine is also contraindicated in individuals with a haemorrhagic diathesis or other severe bleeding disorders. Furthermore, absolute contraindications include severe renal insufficiency, severe hepatic insufficiency, and severe uncontrolled cardiac insufficiency.

Age and Pregnancy Status Rules

The official label contraindicates use in children and adolescents under 16 years for general labeled indications. Caution is necessary for adolescents presenting with viral symptoms (like flu or chickenpox) due to the association with Reye's syndrome. For pregnant individuals, the medicine is contraindicated during the third trimester and is not recommended during the first two trimesters or while breastfeeding.

Conditional Use Populations

Use is generally permitted for adults and adolescents older than 16 years under standard conditions. However, the medicine should be used with particular caution in the older adult (geriatric) population due to increased susceptibility to adverse effects. Special consideration is also required for those with a history of peptic ulcer disease or mild to moderate renal or hepatic impairment.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The regulatory profile for this combination medicine establishes several documented constraints based on pharmacokinetic and pharmacodynamic interactions.


Officially Documented Restrictions

Co-administration with Anticoagulants is generally contraindicated due to the enhanced risk of haemorrhage. The label explicitly states that concurrent use of other systemic NSAIDs or Corticosteroids should be avoided because of the potential for additive undesirable gastrointestinal effects.


Exposure-Modifying Agents

This medicine interacts with substances that alter drug exposure. Acetylsalicylic Acid (ASA) is associated with the decreased elimination of Methotrexate, which can lead to enhanced toxicity. Caffeine, a component of the combination, is officially documented to increase the elimination of Lithium, leading to the combination being not recommended. Additionally, NSAIDs may increase plasma cardiac glycoside levels.


Administration and Substance Constraints

Specific timing rules and substance restrictions exist. Alcohol co-administration formally increases the risk of gastrointestinal haemorrhage. Regulatory text requires that patients avoid excessive intake of caffeine from external sources (such as coffee, tea, or energy drinks). An explicit timing instruction is given to wait 8 hours after dosing with Ibuprofen before administering ASA. Certain interactions, such as those with Diuretics, carry an increased risk of nephrotoxicity and require caution in elderly patients and those with hepatic or renal impairment.

Mechanism of Action

Inhibition of Prostaglandin Production (ASA)

The acetylsalicylic acid (ASA) component acts as an irreversible inhibitor of the cyclooxygenase (COX) enzymes, specifically COX-1 and COX-2. By acetylating these enzymes, ASA prevents the conversion of arachidonic acid into pro-inflammatory mediators, prostaglandins, and thromboxanes. This action modulates inflammatory and pain signaling cascades, leading to the resulting physiological effects of reduction of peripheral nociceptor sensitization and the resetting of the hypothalamic thermoregulatory set point.

Antagonism of CNS Adenosine Receptors (Caffeine)

The caffeine component operates as a competitive antagonist primarily at adenosine A2A receptors in the central nervous system (CNS). Blocking inhibitory adenosine signaling alters central neuronal activity and blood flow, resulting in physiological modulation including increased CNS excitability and cerebral vasoconstriction.

Pharmacodynamic Adjuvant Synergy

The combined mechanism exhibits a pharmacodynamic synergistic effect on the signaling systems that regulate nociception. Caffeine acts as an adjuvant, leading to modulation of pain signaling with accelerated onset kinetics via distinct biological targets, thereby contributing to the compound's overall physiological action.

Dosage and Administration Information

The administration of the fixed-dose Acetylsalicylic Acid (ASA) and Caffeine combination is characterized as an intermittent, short-term oral therapy. This structure defines the standardized approach to using the medicine.

Administration Scope

Scope Area Description
Route of Administration Oral (swallowed via the mouth).
Standard Dosing Regimen The standard dose is two tablets for an acute episode. The maximum total intake must not exceed eight tablets within a 24-hour period.
Dosing Frequency Doses may be repeated as needed but must be separated by a minimum interval of four to six hours.
Context of Intake Tablets should be swallowed whole with a full glass of water. They may be taken with food or milk if necessary to minimize gastric discomfort.
Duration Constraint Use is limited to three to four days for pain or fever relief; the product is not intended for chronic use.

Population-Specific Rules

There are clear restrictions for specific populations. The product is not intended for use in children and adolescents under 16 years of age. Furthermore, users are instructed to limit the concurrent consumption of other caffeine-containing products to avoid excessive intake of the stimulant component.

Recent Clinical Evidence

Research evidence / Overview of studies for Acetilsalicilo rugstis ir Kofeinas Liuks


For the Management of Acute Episodic Headache

Research was studied for the use of Acetilsalicilo rugstis ir Kofeinas Liuks for conditions characterized by fluctuating or episodic manifestations, such as tension-type and other acute headaches. These studies were primarily applied in trials assessing short-term or episodic symptom patterns and often focused on patient-reported outcomes describing perceived discomfort and how quickly changes in patient-reported discomfort occurred. The research describes patterns observed in the studied populations, often evaluating the combination against other substances.

The findings indicate that the combination may affect outcomes related to physical discomfort associated with episodic headaches. Studies monitored how symptoms evolved in the observed populations over defined time intervals. Overall, the evidence suggests the combination was evaluated in research for managing these short-term changes in symptoms. However, the results apply only to the populations studied, and individual responses may vary significantly.

For the Management of Migraine Attacks

Separate research was studied for the use of Acetilsalicilo rugstis ir Kofeinas Liuks in managing full migraine attacks. This research focused on individuals during periods of heightened symptom activity and conditions involving periods of heightened symptoms. Studies generally monitored the primary outcomes reflecting daily functioning or activity level and outcomes capturing phases of heightened symptom activity to assess the impact of the product.

In these research scenarios, the combination was observed in trials that explored symptom patterns during the acute phase of a migraine. The data show patterns related to changes in symptoms during these acute and disruptive episodes. However, the findings were mixed regarding specific factors, such as the complete elimination of all symptoms or the evolution of symptoms hours after the initial dose.

Evidence Gaps and Limitations in Research

Evidence quality varies across studies for Acetilsalicilo rugstis ir Kofeinas Liuks, and several research limitation frames are relevant to the overall understanding. The sample sizes were modest in some of the earlier studies, and data for certain groups remain insufficient. For instance, there is limited information for long-term outcomes regarding the repeated use of this product over extended periods of time, and comparative evidence is lacking that directly evaluates this specific formulation against a comprehensive set of alternative management strategies.

Furthermore, most studies was observed in settings evaluating daily-life functioning when symptoms are noticeable, meaning that the full picture of symptom management is only partially captured. Research provides context but not individual predictions. The findings describe group patterns, not personal outcomes. Therefore, patients and practitioners rely on the available evidence, which, while helpful, is still emerging in areas like genetic or demographic differences in response.

Key Studies & References

  1. Acetaminophen/Aspirin/Caffeine Drug Information (Authoritative source covering uses and components)

Frequently Asked Questions (FAQ)

Common questions about Acetilsalicilo rugstis ir Kofeinas Liuks (FAQ)

Q: What are the common side effects?

According to official product information from clinical trials, the most commonly reported adverse reactions in adults included nausea, vomiting, and headache. Pediatric patients also commonly reported nausea, vomiting, and constipation.


Q: Can I use this medication if I have liver disease?

Official regulatory documents state that this medication is contraindicated, meaning it should not be used, if a patient has severe hepatic impairment or severe active liver disease. Regulatory warnings indicate that caution should be exercised when the product is used in individuals with existing hepatic impairment or active liver disease.


Q: Are there any warnings about use during pregnancy?

Extensive data on the use of this medicine during pregnancy does not indicate a risk to the unborn child or newborn. Regulatory information indicates use may be considered during pregnancy if clinically necessary, but it is advised that the medicine be used at the lowest effective dose, for the shortest duration, and as infrequently as possible.


Q: How should I store this medication?

In general, the tablet formulation should be stored at controlled room temperature, typically 20°C to 25°C (68°F to 77°F). The official package leaflet provides specific storage conditions, which should be followed for the exact product formulation.


Q: Does it make you sleepy?

Regulatory data on adverse reactions from clinical trials has included reports of insomnia (trouble sleeping) as an adverse event in some patients. However, the official product information does not commonly list drowsiness as a side effect.


Q: Is it safe long-term?

Official warnings emphasize that this medicine should be used strictly as directed on the label and not overused. Taking more than the maximum recommended daily dose or using multiple products containing this ingredient can lead to severe hepatic injury (liver damage). Official labels caution against prolonged or excessive use to mitigate the risk of hepatic injury.


Q: Can children 2 years old use it?

Specific liquid formulations of this medicine are indicated for use in children who meet the age requirement of 2 years and older, or who meet the specified weight minimums. The product information includes a restriction stating that the daily dose should not exceed 5 doses within a 24-hour period.

How should Acetilsalicilo rugstis ir Kofeinas Liuks be stored and disposed of?

This medication, containing acetylsalicylic acid and caffeine, should be stored properly to maintain its efficacy and safety.

Storage Guidelines

Condition Recommendation
Temperature Store at room temperature (e.g., 20 C to 25 C or 68 F to 77 F)
Environment Keep away from excess moisture and heat. Do not store in a bathroom or near a kitchen sink.
Protection Keep the medicine in its original container, tightly closed, and protect from freezing and direct light.
Safety Store all medication out of sight and reach of children and pets.

Disposal

Do not dispose of this product via wastewater or household trash unless directed to do so. The most effective method for disposal of unused or expired medication is through a local drug take-back program or an authorized mail-back system. Consult your pharmacist or local waste management facility for guidance on proper disposal procedures in your area. Discarding medication safely helps protect the environment and prevents accidental ingestion.

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

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