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Пирацезин

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Пирацезин

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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.

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Overview of Пирацезин

Quick Facts

Property Description
Active Ingredients Piracetam, Cinnarizine
Form Tablets or Capsules
Pharmacological Class Nootropic and Cerebral Microcirculation Enhancer
Common Use Support of neurological function and balance
Origin Synthetic, Fixed-Dose Combination Product

1. Пирацезин: Definition, Composition, and Class

Пирацезин is defined as a synthetic, fixed-dose combination medicinal product intended for oral administration, typically formulated as tablets or capsules. This specific combination is often identified by other market names, such as Phezam or Phescetam, sharing the two active ingredients: Piracetam and Cinnarizine. Piracetam is chemically recognized as a derivative of gamma-aminobutyric acid (GABA) belonging to the racetam class of compounds, while Cinnarizine is classified as a selective calcium ion channel blocker. This dual composition places Пирацезин within the high-level pharmacological classification of a nootropic agent combined with a cerebral microcirculation enhancer. The product is manufactured as an integrated preparation, meaning the two ingredients are combined within the same unit, distinguishing it from taking the two components separately.

2. What is the General Purpose of This Combination Drug?

The general purpose of this combination is to support and protect neurological and cognitive function through a distinct dual-action mechanism that addresses both brain cell metabolism and cerebral blood supply. Piracetam's role is to support the metabolic and signaling processes within brain cells, potentially enhancing their resilience against conditions such as oxygen deprivation. This indicates that Piracetam helps brain cells manage stress and maintain function. Concurrently, Cinnarizine functions as a peripheral vasodilator, working to increase and stabilize blood flow within the cerebrum. The overall benefit is focused on alleviating functional disturbances, such as those related to vertigo or issues of balance, which are common concerns in neurovascular health. This combination is utilized for its potential effects on balance and vestibulopathy symptoms.

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What side effects are possible with Пирацезин?

Possible Side Effects and Safety Information

The safety profile for Пирацезин, a fixed-dose combination of Piracetam and Cinnarizine, is derived from the adverse reactions and regulatory safety classifications documented for its active components. These reactions are officially grouped by frequency and the body system affected (System-Organ Class).

Adverse Reaction Classifications

Side effects are categorized by official frequency bands:

Classification Examples of Documented Reactions
Common Drowsiness or Somnolence (especially at the start of treatment), Weight gain, Hyperkinesia, Nervousness.
Uncommon Depression, Asthenia (physical weakness).
Rare/Not Known Extrapyramidal symptoms, Cholestatic jaundice, Lupus-like skin reactions.

Commonly reported effects also involve the Gastrointestinal System, including Nausea, Abdominal pain, and Diarrhoea.

Serious Safety Concerns and Restrictions

The regulatory labeling highlights specific serious adverse reactions and limitations for use:

  • Extrapyramidal Symptoms: Reactions such as Drug-induced Parkinsonism and Tremor are associated with the Cinnarizine component, particularly in older adults during prolonged therapy.
  • Hemorrhagic Risk: Due to Piracetam's influence on platelet function, the medicine is contraindicated in patients with active Cerebral hemorrhage or a history of Hemorrhagic diathesis.
  • Kidney Function: Severe renal impairment is an absolute contraindication. Dose adjustment is necessary for patients with less severe kidney function impairment, as Piracetam is primarily eliminated by the kidneys.

Safety Guidance on Use

Official documents advise that abrupt withdrawal of Piracetam should be avoided to mitigate the risk of increasing seizure frequency in susceptible patients. Caution is required when using the medicine in patients with existing Parkinson's disease due to the potential for symptom aggravation.

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Overdose and Emergency Response

Overdose and when to seek help

This information is based exclusively on official regulatory documents concerning the overdose profiles of Piracetam and Cinnarizine.

Overdose of Пирацезин is primarily associated with the Central Nervous System (CNS) effects of Cinnarizine, leading to potential alterations in consciousness ranging from somnolence and stupor up to coma. Documented neurological signs include extrapyramidal symptoms and hypotonia. Gastrointestinal effects such as vomiting and abdominal pain are also noted in official reports.


Serious Outcomes and Immediate Action

Official regulatory reports confirm that severe outcomes, including fatalities, have been associated with Cinnarizine overdose. Seizures and CNS excitatory effects are specifically documented in cases involving young children. Due to these potential severe risks, regulatory guidance requires users to seek medical attention immediately upon any suspected overdose or if a dose higher than prescribed has been taken.


Supportive Management

There is no specific antidote known for overdose of either active ingredient. Management is focused on symptomatic and supportive care, as defined in prescribing information. Procedural measures described include gastric lavage and the use of activated charcoal within one hour of ingestion. For Piracetam, hemodialysis is documented as an effective method for drug removal, demonstrating an extraction efficiency of 50% to 60%.

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Therapeutic Uses of Пирацезин

Quick Facts

  • Myoclonus: May be used as a therapeutic option to help manage involuntary muscle twitches.
  • Cognitive Impairment: May contribute to the management of age-related cognitive deficits.
  • Vascular Function: May be administered to support healthy blood flow, which is relevant in certain conditions like post-stroke recovery.

Пирацезин (Piracetam) is a pharmaceutical compound used in the therapeutic management of several conditions, primarily focusing on central nervous system and vascular support. In several international jurisdictions, it is indicated for the management of myoclonus, a condition characterized by sudden, involuntary muscle jerks. When used for this purpose, it is often administered as an adjunct to other established anti-myoclonic therapies.

The medication may also support cognitive functions in adult patients, particularly those who are experiencing age-related cognitive impairment. It is sometimes used to contribute to maintaining cognitive performance following specific procedures, such as coronary artery bypass surgery. Furthermore, Пирацезин may be prescribed to address some deficits associated with aphasia following a stroke, specifically concerning written language ability.

It is important to note that regulatory status varies globally. For example, in the United States, Piracetam is currently an unapproved drug and is not authorized for any medical use. Patients should consult a healthcare professional to understand the appropriate uses and official status of this compound in their region.

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Eligibility and Restrictions for Use

Who can and cannot use Пирацезин?

Eligibility for Пирацезин (a combination of Piracetam and Cinnarizine) is strictly determined by official regulatory guidelines, focusing on specific health conditions and patient demographics. The following information defines who is officially allowed to use the medicine and who is prohibited.

Absolute Contraindications (Must Not Use)

Individuals with the following documented conditions are strictly prohibited from using this medicine:

  • Severe Renal Failure
  • History of Hemorrhagic Stroke
  • Huntington's Disease
  • Porphyrin Metabolism Disorder
  • Severe Hepatic Impairment or Liver Failure

Approved Age Groups and Conditional Use

Population Eligibility Status (Regulatory Labeling)
Adults and Children over 5 years Use is established for labeled indications.
Children under 5 years Use is Not Established or Not Recommended.
Pregnancy and Breastfeeding Not Recommended (due to transfer into breast milk/potential risk).
Mild to Moderate Renal or Hepatic Impairment Conditional Use (requires dose modification or regular monitoring of liver enzymes/creatinine clearance).

Use also requires caution and careful medical assessment in patients with conditions like Parkinson's Disease, Increased Intraocular Pressure, and Low Blood Pressure.

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What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory information for Пирацезин (a combination of Piracetam and Cinnarizine) focuses on pharmacodynamic potentiation and specific substance restrictions.


Potential Drug-Drug Interactions

Co-administration with Central Nervous System (CNS) depressants, including tricyclic antidepressants, may result in an additive sedative effect due to the Cinnarizine component. This potential for potentiation extends to other sedating agents. The Piracetam component has been documented to interact with the coumarin derivative Acenocoumarol, leading to a greater decrease in platelet aggregation and an increase in the International Normalized Ratio (INR), requiring consideration for coagulation monitoring. Furthermore, combined use of Piracetam with Thyroid Hormones (T3 and T4 extract) has been associated with specific effects like confusion and irritability.


Pharmacokinetic and Timing Constraints

Piracetam is considered to have a low potential for pharmacokinetic interaction as regulatory data shows it does not significantly inhibit major Cytochrome P450 enzymes. However, its clearance is reduced in patients with severe renal impairment (creatinine clearance less than 20 mL/min), which increases systemic drug exposure and may amplify interaction risks. A timing-based restriction is documented for the Cinnarizine component: it may interfere with dermal reactivity indicators (skin tests), necessitating a separation period of at least four days before testing.


Substance Restrictions

Alcohol must be formally avoided due to the documented risk of aggravating the CNS depressant and sedative effects from the Cinnarizine component.

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Mechanism of Action

The drug Пирацезин, via its active components, exerts its action across distinct biological domains. This mechanism involves three primary physiological effects.

Neuronal Membrane and Receptor Modulation

This domain covers the drug's influence on neuronal structure, particularly on the cholinergic and glutamatergic pathways. One component is hypothesized to increase the fluidity of neuronal cell membranes, which facilitates the function and recovery of membrane-bound proteins, including neurotransmitter receptors. This action stabilizes neuron-to-neuron communication and supports the modification of synaptic connectivity.


Vascular and Rheological Effects

This block describes the drug's action on blood components and microvascular dynamics. The compound influences the vascular system by reducing the adhesion of red blood cells (erythrocytes) to the endothelium and modifying their deformability. These rheological actions influence peripheral and cerebral vascular resistance, modulating the dynamics of microcirculation and tissue oxygen delivery.


Metabolic and Neuronal Resilience

This mechanism encompasses the influence on cellular energy processes and neuronal integrity. The drug component is thought to influence ATP metabolism and components of the electron transport chain within mitochondria, thereby modulating oxygen consumption and energy utilization in the brain. Furthermore, the drug influences processes related to neuronal resilience and the regulation of oxidative stress, modulating cellular response to excitotoxicity and hypoxia.

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Dosage and Administration Information

How to Use Пирацезин

Пирацезин, a fixed-dose combination of Piracetam (400 mg) and Cinnarizine (25 mg), is administered according to specific regimens.

Administration and Standard Dosing

The medicine is designated for oral administration using the combined hard capsules or tablets. For adult patients, the standard regimen involves taking one to two capsules per dose, with the total daily amount typically divided into three separate intakes. The capsules or tablets must be swallowed whole with a liquid, without chewing or breaking the dosage unit. Administration may occur independently of food intake.

Treatment Duration and Cycles

Therapy is conducted in finite courses that generally span one to three months. A continuous treatment period should not exceed three months without an interruption. Long-term usage often follows a pattern of two to three such treatment courses annually.

Population-Specific Adjustments

Renal Status (Creatinine Clearance, Cl cr) Dose Adjustment for Piracetam Component Frequency
Normal (> 80 ml/min) Usual daily dose Divided in 2 to 4 doses
Mild Impairment (50–79 ml/min) Two-thirds of usual daily dose Divided in 2 or 3 doses
Moderate Impairment (30–49 ml/min) One-third of usual daily dose Divided in 2 doses
Severe Impairment (< 30 ml/min) One-sixth of usual daily dose 1 single intake

The daily dose for the Piracetam component must be individualized according to renal function, which is critical for older adults. The dose is reduced in a stepwise manner proportional to the decline in Cl cr. For children over five years of age, the recommended dose is one to two capsules, administered one to two times daily. If a dose is missed, patients should resume the regular schedule and not take a double dose to compensate.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Пирацезин


Evidence for use in Balance and Vestibular Disorders

Research has explored the fixed-dose combination of Piracetam and Cinnarizine, or similar dual-component products, in patients experiencing conditions characterized by functional imbalance, such as vertigo and vestibulopathy. Studies examined how symptoms evolved in the observed populations by measuring outcomes related to physical discomfort and systemic imbalance, often using patient-reported symptom scales. Comparative clinical trials were designed to compare measured outcomes against placebo or other agents studied for vestibular symptoms. What remains uncertain is the consistency of the global regulatory status for the fixed-dose combination product, and long-term effects on balance are not yet fully established.


Evidence for use in Myoclonus

The evidence base for myoclonus, a condition involving involuntary muscle twitches, primarily focuses on the single component, Piracetam. Research examined Piracetam as a study agent used alongside other established treatments in patients with conditions such as progressive myoclonus epilepsy. Studies monitored outcomes reflecting daily functioning and used scoring scales to capture symptom intensity. Findings describe patterns observed in these studies where measurements of myoclonus rating scores and functional ability were monitored over intermediate-term follow-up periods. What remains uncertain is that the evidence quality varies across studies, and the evidence for the combination product (Пирацезин) for this specific indication is limited.


Evidence in Cognitive Impairment and Post-Stroke Recovery

Research for Piracetam in cognitive impairment was largely conducted through systematic reviews and meta-analyses of older, controlled trials in geriatric patients with mild cerebral impairment. Studies monitored outcomes related to memory, attention, and overall functional status. Findings were mixed across studies focusing on specific cognitive tests; many measured outcomes showed no consistent variation compared to placebo. Research on the combination product after stroke describes measurements taken on neurological status and cognitive function in patients with speech and moderate cognitive disorders. What remains uncertain is that the long-term effects on memory and cognitive function are not yet fully established due to the limited follow-up durations in many older trials.


What is Still Uncertain About Пирацезин’s Evidence Base

A key uncertainty is that the evidence base for Пирацезин (the fixed-dose combination) itself is not the primary focus of all available high-level reviews; the research often describes the single Piracetam component. Furthermore, follow-up durations were limited in many of the older cognitive studies, meaning there is limited information for long-term outcomes and the durability of observed changes. Findings were mixed or inconsistent across studies, particularly for the specific measures used in cognitive research. Research provides insight into short-term changes, but the evidence remains limited in several areas.

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Frequently Asked Questions (FAQ)

Common questions about Пирацезин (FAQ)

Q: How does Piracezin differ from Piracetam?

Piracezin is a fixed-dose combination product that contains two active substances: Piracetam and Cinnarizine. Piracetam itself is only one of these components and is also available as a single drug. The combination is described as having a dual action, supporting both cognitive function and cerebral circulation.

Q: What is the best time of day to take Piracezin?

Official regulatory guidance states that the total daily dose is typically divided into separate intakes. Due to the potential for drowsiness caused by the Cinnarizine component, dividing the daily dose is consistent with the goal of managing this effect. Taking the medicine after meals is also mentioned in regulatory information as a way to potentially reduce stomach irritation.

Q: Why is Piracezin produced in different forms (tablets, capsules, solution)?

Official product information primarily describes the combination drug, Piracezin, in oral forms such as tablets and capsules. However, Piracetam (one of the components) is also available separately as a solution for injection. The administration of the intravenous form of Piracetam is performed by a healthcare professional and is typically intended for specific clinical needs.

Q: Can I stop taking Piracezin as soon as symptoms improve?

Official regulatory documents advise against stopping the medicine abruptly. The labeling specifically includes a warning that sudden discontinuation of Piracetam may increase the risk of seizures in susceptible patients. Regulatory documents specify that therapy is conducted in finite courses that should not be exceeded without interruption.

Q: Can Piracezin affect blood pressure?

Yes, Piracezin may affect blood pressure. Cinnarizine, one of the active ingredients, has vasodilating properties that influence blood vessels. For patients with pre-existing low blood pressure (hypotension), regulatory information emphasizes the need for caution.

Q: What medications should not be taken together with Piracezin?

Official information notes that the medicine should not be combined with alcohol or Central Nervous System (CNS) depressants, as this can lead to an additive sedative effect. Regulatory documents also note the need for caution regarding co-administration with medicines that affect blood clotting or certain thyroid hormones.

Q: Can Piracezin be effective for improving memory in older adults?

Research into Piracetam, one of the components, has examined its use for supporting cognitive functions, including memory, particularly in older adult patients. However, official regulatory summaries indicate that the evidence regarding consistent, measurable improvement in specific memory test outcomes is mixed.

Q: Why is Piracezin sometimes prescribed for recovery after injuries?

The drug's mechanism of action involves supporting metabolic processes and circulation in the brain. Research evidence related to neurological recovery is primarily focused on the restorative period following an ischemic stroke and improving functions related to cerebral blood flow disruption, rather than generalized trauma recovery.

Q: How safe is it to take Piracezin for a long time?

Long-term use without medical supervision is generally not recommended. Official product information notes that prolonged therapy, particularly in older adults, carries a heightened risk of developing extrapyramidal symptoms, which are conditions involving movement disorders. Regulatory documents specify that therapy is typically conducted in predefined, finite courses.

Q: Can Piracezin cause an allergic reaction?

Yes, allergic reactions are possible according to regulatory documentation. These reactions may manifest as rash, itching, or swelling of the face, tongue, or throat. Rare but serious reactions, such as lupus-like skin reactions, have also been documented.

Q: What organs might be at risk in case of an overdose of Piracezin?

In cases of overdose, the primary organ systems that regulatory information associates with risk are the Central Nervous System (CNS) and the kidneys. CNS effects may range from drowsiness and vomiting to coma or convulsions. The renal system is involved in eliminating Piracetam, which is one component of the drug.

Q: Do I need to take tests before starting Piracezin?

Official instructions imply the need for patient assessment because the drug is strictly contraindicated in severe kidney failure and requires dose adjustment in moderate impairment. Therefore, official information highlights that assessment of renal function (creatinine clearance) and sometimes liver function is required before and during treatment.

Q: Does Piracezin affect the ability to drive a car?

Yes. Official product information warns that the medicine may cause side effects such as drowsiness or dizziness, especially when initiating treatment. Regulatory labeling states that patients should avoid driving or operating heavy machinery until their individual reaction to the medicine is established.

Q: Why is Piracezin considered a specific drug?

Piracezin is viewed as specific due to its fixed-dose combination of two distinct components: Piracetam, described as a nootropic (cognitive enhancer), and Cinnarizine, which improves cerebral circulation and acts as a vestibular sedative. This dual mechanism targets both brain cell metabolism and blood flow simultaneously.

Q: Is there a difference in effect between Piracezin injections and tablets?

The official product instructions for the combination drug, Piracezin, describe only oral forms (tablets and capsules). Comparative efficacy data between the oral combination product and the single Piracetam component delivered intravenously are not typically found in regulatory documentation for the combination product.

Q: Is Piracezin associated with improved concentration?

Studies related to Piracetam have involved the monitoring of various cognitive functions, including attention and concentration. Similar to findings on memory, regulatory summaries indicate that the evidence base regarding consistent improvement in specific concentration measures remains mixed.

Q: What are the registered indications for Piracezin?

Registered indications for the combination product include the treatment of symptoms associated with vestibular disorders (such as dizziness and nausea) and disturbances of cerebral circulation. Registered indications include use in post-ischemic stroke recovery and for supporting certain neurological or cognitive functions.

Q: In which cases is the efficacy of Piracezin best proven?

Research for the combination product has been most heavily focused on managing symptoms related to vestibular disorders, such as dizziness and balance issues. This area, which relates to the Cinnarizine component, has accumulated the most focused data among the registered uses.

Q: Can I take Piracezin if I am already taking heart medications?

Official interaction data highlights the need for careful monitoring when combining Piracezin with drugs that slow blood clotting (like Acenocoumarol) or with any medication that affects arterial blood pressure. Regulatory documents list specific known drug-drug interactions.

Q: After how many days or weeks can one usually notice the effect of Piracezin?

Regulatory information indicates that one component, Cinnarizine, may begin acting relatively quickly (within 30 to 60 minutes). However, achieving the full therapeutic benefit for treating complex neurological or cognitive disorders typically requires continuous course treatment over several days or weeks.

Q: Can Piracezin cause a headache?

Yes, official documentation indicates that headache is a potential side effect associated with the use of one of the drug’s components, Cinnarizine. This side effect is typically listed in the product’s safety information.

Q: What does 'prescription-only drug' mean for Piracezin?

A prescription-only status means that the medicine is classified as requiring medical supervision for prescribing and use. This ensures that the drug is administered safely, with appropriate dosing control, monitoring for contraindications, and consideration of individual patient risk factors.

Q: Are there data on the use of Piracezin for depression or anxiety?

Official documents list depression and agitation (excitement) as possible side effects of the drug. Its use for the specific treatment of depression or anxiety is not a registered or authorized indication.

Q: Can Piracezin cause dry mouth?

Yes, dry mouth is listed in regulatory sources as one of the commonly encountered side effects related to the Cinnarizine component of the medication.

Q: What is the role of Piracezin in complex therapy?

Piracezin is often utilized as an adjuvant (supplementary) agent in complex treatment plans. Its role is described as enhancing cerebral metabolism and circulation, providing symptomatic relief for vestibular disorders, or supporting the effects of other treatments, such as in post-stroke management.

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How should Пирацезин be stored and disposed of?

Storage and Disposal Requirements

Official regulatory guidelines strictly define the conditions necessary to store Пирацезин (Piracetam/Cinnarizine) and ensure its safe disposal, based on governmental labeling.

Storage Conditions

Requirement Official Instruction
Temperature Store at a temperature below 30, C to maintain stability.
Child Safety Mandatory instruction to keep out of the sight and reach of children.
Use Period Do not use the medicine after the labeled expiration date.

Disposal

Unused or expired product must not be discarded in the household trash or wastewater (sewage system). To protect the environment and prevent accidental exposure, disposal must be conducted through specialized collection points or by consulting a pharmacist for appropriate pharmaceutical waste handling according to local regulations.

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

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