Фенотропил

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Фенотропил

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Фенотропил

Property Description
Active ingredient Phenylpiracetam (N-carbamoylmethyl-4-phenyl-2-pyrrolidone)
Form Tablets (oral) and solution for injection (parenteral)
Pharmacological class Nootropic and Psychostimulant (Racetams)
General Purpose Enhancing brain function and resistance to stress
Origin Synthetic; Phenyl derivative of Piracetam

What is Phenylpiracetam (Фенотропил) and Its Origin?

Фенотропил is a synthetic nootropic drug and a notable psychostimulant, officially known by its International Nonproprietary Name (INN) Phenylpiracetam. This compound is chemically defined as N-carbamoylmethyl-4-phenyl-2-pyrrolidone, placing it within the larger racetams pharmacological class. Phenylpiracetam is specifically a phenyl derivative of piracetam, a modification that allows for enhanced penetration into the central nervous system compared to the parent drug. This prescription drug, developed in the former Soviet Union, is a chemically synthesized, single-ingredient agent.

What is the General Purpose and High-Level Action?

The general purpose of Phenylpiracetam is defined by its classification as a neurocytoprotector and an adaptogen, aiming to optimize brain function and increase systemic resilience. The compound works fundamentally by supporting neuronal activity and enhancing the brain’s energy and metabolism. Phenylpiracetam is described as a compound that increases resistance to conditions like hypoxia (lack of oxygen) and stress. This adaptogenic property makes it a unique consideration for individuals facing high cognitive load. The drug's action provides functional stimulation, which contributes to relieving mental fatigue and improving overall cognitive efficiency.

Composition and Available Forms of Phenylpiracetam

The active compound, Phenylpiracetam, is chemically a chiral substance provided as a racemic mixture of both its R- and S-enantiomers; this specific combined composition is crucial to its overall pharmacological profile. The drug is typically available as a prescription drug in its primary form of tablets for the oral route of administration, but is also produced as a sterile solution for injection for parenteral delivery. This availability across two major routes of administration provides flexibility in clinical settings.

What side effects are possible with Фенотропил?

Possible Side Effects and Safety Information

The official regulatory documentation for Phenylpiracetam (Fenotropil) provides a summary of possible adverse reactions and outlines critical safety constraints. The drug's safety profile indicates that adverse reactions are more likely to occur at the start of treatment and may subsequently decrease with continued use, as noted in the prescribing information.

Documented Adverse Reactions by System-Organ Class

The officially listed adverse effects are reported across several physiological systems. These reactions are not typically classified using standard frequency terms (e.g., common, rare) in the regulatory summary:

  • Nervous System Disorders: Reactions may include Insomnia and Psychomotor agitation.
  • Vascular Disorders: The possibility of Increased arterial pressure and Hyperaemia (increased blood flow to the skin) is documented.
  • General Disorders: Some individuals may experience Feelings of warmth.
  • Immune System Disorders: Hypersensitivity reactions are officially listed as a possible adverse effect.

Safety Restrictions and Contraindications

Safety documents define specific circumstances where the medication is contraindicated. Phenylpiracetam is contraindicated in individuals with severe functional impairment of the renal or hepatic (liver) systems. It is also restricted for use in patients with severe forms of hypertension (high blood pressure), severe atherosclerosis, a history of panic attacks, or in those experiencing acute psychotic states.

Furthermore, the medication is contraindicated for use during pregnancy and breastfeeding, reflecting necessary constraints for these specific populations. The overall safety structure links these documented reactions to strict limitations defined by pre-existing patient conditions and organ function status.

Overdose and Emergency Response

Overdose and when to seek help

The information regarding Фенотропил (Phenylpiracetam) overdose is defined by a lack of reported clinical cases in the official regulatory documentation.

Official Regulatory Status

Category Regulatory Finding (Based on Official Labels)
Documented Overdose Manifestations None documented. Overdose has not been reported in clinical use.
Specified Emergency Actions Not specified. No explicit instructions for seeking urgent medical attention are mandated in the overdose section.
Antidote Information Not specified. No specific antidote is mentioned in the official product information.

Profile Summary and Implications

Regulatory authorities state that overdose has not been reported for Фенотропил. This finding means that the official prescribing information does not contain a defined overdose profile.

Consequently, there are no documented lists of symptoms, specific severity classifications, or required emergency procedures, such as gastric lavage or monitoring requirements, defined in the overdose section of the official label. Specific guidance on when to seek urgent medical help is therefore not explicitly stated in regulatory text, as a clinical overdose profile is not established based on reported data.

Therapeutic Uses of Фенотропил

What Фенотропил Treats: Main Uses and Benefits

The primary role of Phenylpiracetam is to provide support in managing a combination of functional, cognitive, and systemic resilience deficits, particularly following neurological stress or injury. This class of compounds has been investigated for neurological conditions including cerebral vascular disease and traumatic brain injury.

Symptom Relief and Therapeutic Contexts

This medication is commonly used to help with symptoms related to cerebrovascular deficiency, the sequelae of ischemic stroke, and debilitating asthenic syndrome. It is applied in clinical contexts where symptoms cluster into patterns that include memory decline, attention deficits, and impaired learning ability, alongside profound fatigue, apathy, and reduced motivation. The medication may also be relevant in situations requiring additional support for systemic resilience, such as against hypoxia or stress.

Quick Fact: Relief for Asthenic Symptoms

The drug is commonly used to help manage the persistent fatigue and lack of motivation characteristic of asthenic syndrome, assisting with maintaining functional stability during symptomatic periods.

This focus aligns with the goal of easing symptom burden in recovery phases. The support is primarily aimed at easing the patient's symptomatic load and assisting with maintaining functional stability during challenging episodes. This supports general well-being and assists with maintaining functional stability when symptoms interfere with routine activities.

Eligibility and Restrictions for Use

The eligibility for Фенотропил (Phenylpiracetam) is strictly defined by regulatory documentation, primarily in the Russian Federation where the drug is approved as a prescription medicine. Use is restricted to specific populations, and various conditions serve as absolute contraindications or require extreme caution.

Contraindications (Must Not Use)

The medicine is formally Contraindicated for the following populations:

  • Age: Children and adolescents under 18 years of age.
  • Reproductive Status: Women during pregnancy or lactation (breastfeeding).
  • Hypersensitivity: Patients with known allergy or intolerance to Фенотропил or its excipients.
  • Metabolic Disorders: Patients with lactose intolerance, lactase deficiency, or glucose-galactose malabsorption (for the tablet form).

Caution Required (Restricted Use)

Official labeling mandates that use requires Caution and special medical supervision for patients with specific comorbidities:

  • Organ Function: Severe organic lesions of the liver or kidneys.
  • Cardiovascular Conditions: Severe course of arterial hypertension or atherosclerosis.
  • Psychiatric History: A history of panic attacks or acute psychotic states accompanied by psychomotor agitation.

What should I know about interactions with other medicines?

Interactions with other Medicines and Products

Фенотропил (Phenylpiracetam) may interact with certain pharmacological agents, primarily those that influence the central nervous system (CNS). Official regulatory information indicates the potential for potentiation of effects when this medication is used concurrently with specific drug categories. The core interaction mechanism stated in regulatory documents is an enhancement of the co-administered drug's action, necessitating caution during combination use.

Category of Interacting Agents Documented Interaction Mechanism Clinical Context Classification
CNS Stimulants May enhance the drug’s action. Use with Caution (Implied)
Antidepressants May enhance the drug’s action. Use with Caution (Implied)
Nootropic Drugs May enhance the drug’s action. Use with Caution (Implied)

No specific restrictions, such as formal contraindications or 'do-not-combine' rules, are explicitly stated in the interaction section based on the regulatory label. No individual medicinal products are named as specific agents with which interaction is guaranteed. Patients should be aware that combining Фенотропил with any drug that affects brain activity, including those used for mood or cognitive enhancement, carries a risk of heightened or intensified effects of the co-administered drug. The interaction profile is generally confined to pharmacodynamic potentiation within the psychotropic and CNS-active drug classes.

Mechanism of Action

How Фенотропил Works

Фенотропил (Fonturacetam) exerts its pharmacodynamic effects primarily through three distinct mechanistic domains. The key action involves acting as an atypical selective inhibitor of the dopamine transporter (DAT). This interaction reduces the reuptake of dopamine (DA) from the synaptic cleft, resulting in an increased functional concentration of DA in relevant neural circuits. This mechanism regulates the activity of systems crucial for motivation and locomotor activity.

Secondly, the compound acts as a neuromodulator, influencing the balance of major neurotransmitter systems. It exhibits a modulatory effect on GABAergic transmission and interacts with certain nicotinic acetylcholine receptors (nAChRs). This dual influence promotes a more regulated state of neuronal excitability by fine-tuning the balance between inhibitory and excitatory signaling.

Finally, as a derivative of the racetam class, it interacts with neuronal membrane phospholipids. This interaction is hypothesized to modulate membrane fluidity. This fundamental cellular adjustment contributes to the enhancement of synaptic plasticity and intercellular communication at the molecular level.

Dosage and Administration Information

Instruction Map: How to use Фенотропил — administration guidelines

The administration guidelines for Фенотропил (Phenylpiracetam) establish specific protocols for its structured use.

Administration Scope

Route of administration: Oral (via tablet)
Dosing schedule (typical): Average daily dose: 200 mg to 300 mg. Maximum daily dose: 750 mg per 24 hours.
Timing in relation to meals: Immediately after eating (postprandially).
Preparation requirements: None explicitly stated.

Timing and Frequency

Frequency pattern depends on the total daily dose. A dose of 100 mg or less is taken once daily in the morning, while doses above 100 mg are split into two separate intakes. A critical use-context constraint is the time of day: the final daily dose must be administered no later than 15:00 (3 PM).

Duration and Special Rules

Course duration / cycle information mandates that treatment is limited to defined courses, typically lasting from two weeks to three months. After a course, a minimum break of one month is required before repetition. The age-group administration rules stipulate that the medicine is contraindicated for use in individuals under the age of 18 years.

Connection to the Overall Use Protocol

This structured approach governs the entire administration, defining the precise method of intake (oral, postprandial), the acceptable dosage limits, and the requirement for fixed treatment cycles with mandatory rest periods. These guidelines ensure standardized administration of the drug, independent of clinical reasoning or therapeutic context.

Recent Clinical Evidence

Фенотропил (Phenylpiracetam): Clinical Evidence Overview

Фенотропил, also known by the international non-proprietary name Phenylpiracetam, is a derivative of the nootropic drug piracetam. Clinical research primarily originating from the Russian Federation has explored its potential applications in various neurological and psychological conditions. However, it is not approved for medical use in the United States by the FDA and is considered a controlled substance by some global anti-doping authorities.


Findings from Clinical Studies

Early clinical and observational programs suggested that the administration of Phenylpiracetam may be associated with certain neurological and cognitive effects in specific patient populations. The studied indications often center on conditions that include:

  • Asthenic syndromes (chronic fatigue and weakness).
  • Cognitive deficits following vascular conditions or injuries.
  • Reduced psychomotor speed and attentional capacity.

One observational program involving patients with asthenic symptoms indicated that the use of Phenylpiracetam was associated with improvements on scales measuring asthenia, mood, and sleep quality over a 30-day course of therapy. In studies focused on its parent compound, piracetam, evidence for efficacy in general dementia or cognitive impairment has been assessed as inadequate for widespread clinical use by systematic reviews, though results on overall global impression of change have shown mixed outcomes.


Safety and Mechanism

Phenylpiracetam is known to have a high oral bioavailability, meaning it is readily absorbed into the body. The drug's proposed mechanisms of action involve interactions with various neurotransmitter systems in the central nervous system, including effects on dopamine and norepinephrine transporters. Research into its safety profile suggests that reported side effects are generally mild, often involving symptoms like anxiety, insomnia, or irritability. There remains a need for additional large-scale, placebo-controlled, randomized clinical trials following modern regulatory standards to fully establish the clinical risk-benefit ratio and efficacy across its studied indications.

Frequently Asked Questions (FAQ)

Common questions about Фенотропил (FAQ)


Q: What kind of warnings exist regarding serious or rare side effects of Фенотропил?

Regulatory documents do not classify adverse reactions using terms like 'serious' or 'rare' based on frequency. However, official information does outline specific safety precautions. These are primarily related to pre-existing conditions, such as severe hypertension or liver/kidney impairment, that are typically recommended for review with a qualified professional before use.


Q: Is it true that taking Фенотропил with caffeine can increase the risk of side effects?

Official regulatory information states the drug may enhance the action of Central Nervous System (CNS) stimulants. Since caffeine is a CNS stimulant, this potentiation may be associated with intensified effects. This is why caution is generally implied when combining the medicine with other psychostimulant substances.


Q: Do the effects of Фенотропил build up over time with consistent use?

The official documentation describes the drug as an adaptogen, which functions to increase the body’s systemic resilience to stress and enhance brain function. This description suggests that the drug's action may be sustained or cumulative over a prescribed course of treatment.


Q: Have there been any major international studies on the long-term safety of Фенотропил?

Regulatory summaries and associated scientific literature acknowledge that research is primarily observational. Further modern trials are generally considered helpful in fully establishing the long-term safety profile and clinical risk-benefit ratio.


Q: Is Фенотропил a controlled substance in many countries?

The drug is noted to be a controlled substance by some global anti-doping authorities due to its psychostimulant properties. Its regulatory status varies; for example, official sources confirm it is not approved for medical use by the U.S. FDA, and in its approved jurisdiction, it is classified as a prescription medicine.


Q: Does the official product description mention the feeling of increased focus or concentration?

The general purpose of the drug is defined as enhancing overall cognitive efficiency and relieving mental fatigue. While the specific phrasing 'increased focus or concentration' may not be present, these effects align with the functional states described in the official literature.


Q: Are there different recognized formulations or strengths of Фенотропил?

According to the official product information, the drug is available in two main forms: tablets for oral administration and a sterile solution for injection. The tablets are produced in specific strengths for oral administration.


Q: Why do people online sometimes claim that Фенотропил is a stimulant?

The medicine is officially classified within the pharmacological group of nootropics and psychostimulants. This official classification explains why the drug is sometimes described as having stimulating effects.


Q: Is it common to experience headache or nausea when first starting Фенотропил?

Official documentation notes that adverse reactions are more likely to occur at the start of treatment and may subside with continued use. As a drug affecting the nervous system, some individuals may experience transient discomfort such as headache or nausea during the initial period of adjustment.


Q: Are there any dietary restrictions recommended while using Фенотропил?

The official administration guidelines state the medicine is described for intake immediately after eating (postprandially). However, the label does not explicitly mandate specific food or beverage restrictions beyond this timing requirement.


Q: Does the official literature mention any effect on mood or emotional state?

While not listed as a primary effect or side effect, certain observational programs cited in associated scientific literature have noted that the use of the drug was associated with improvements on scales measuring mood, asthenia, and sleep quality.


Q: How is the legal status of Фенотропил described in major health jurisdictions?

The regulatory status is described as varying worldwide. For example, it is not approved by the U.S. FDA, and a controlled substance by certain global anti-doping authorities. It is generally classified as a prescription medicine in jurisdictions where it is authorized.


Q: What is the difference between the intended use of Фенотропил and an energy supplement?

The medicine is classified as a prescription drug with a specific pharmacological classification as a neurocytoprotector and adaptogen. This designation indicates a specific action on neuronal activity, which differs from that of a non-prescription energy supplement.


Q: What is the official guidance regarding reported side effects of Фенотропил?

In all cases where a patient is experiencing bothersome or concerning side effects, it is recommended to seek advice from their prescribing physician or another qualified healthcare professional. Only a medical professional can assess symptoms and make an appropriate adjustment to the treatment plan.


Q: Does Фенотропил interact with alcohol according to official warnings?

Official regulatory warnings generally include information recommending caution regarding concurrent use of the medicine with alcohol. This is due to the potential for additive effects on the central nervous system, which may intensify side effects or impair performance.


Q: How soon after taking Фенотропил can a person expect to feel the effects?

Based on pharmacological data regarding its high oral bioavailability, the drug is known to be readily absorbed by the body. The onset of effects is generally observed relatively quickly, often within about one hour of administration.


Q: What is the expected length of time that Фенотропил stays in the body?

The half-life of the drug, which determines how long the substance remains active, is reported to be approximately 3 to 5 hours according to pharmacological data.


Q: What is the official guidance on suddenly stopping the use of Фенотропил?

Official documents advise that the treatment protocol, including cessation, should be determined by a prescribing physician. It is generally not recommended to unilaterally stop or change the usage regimen.


Q: Are there specific warnings for elderly patients considering the use of Фенотропил?

Official labeling often includes a specific caution regarding the use of the drug in elderly individuals. Supervision by a physician may be recommended due to potential age-related changes in metabolism or excretion.


Q: What is the information available about the risk of dependence or withdrawal associated with Фенотропил?

Regulatory documents for this class of psychostimulant typically include a statement on the potential for abuse and dependence. For this compound, the risk of dependence is typically described as low or minimal in official information.


Q: How is the official safety classification of Фенотропил described?

The medicine is classified as a prescription drug in its approved jurisdiction. This classification indicates it can only be obtained with a valid prescription from an authorized healthcare professional.


Q: Is the use of Фенотропил linked to tolerance, where a higher amount is needed over time?

The regulatory documents describe the development of tolerance as possible with extended use of the compound.


Q: Are there specific instructions about monitoring while using Фенотропил?

For patients with specific risk factors, official documents mandate medical supervision. This may require monitoring certain vital signs, such as arterial pressure, during the course of treatment.


Q: Is it necessary to limit driving or operating heavy machinery while using Фенотропил?

Official labeling includes a warning about potential effects on psychomotor speed and coordination. Patients are generally informed that caution may be required when performing tasks like driving or operating heavy machinery due to potential side effects like psychomotor agitation.


Q: What type of healthcare professional should be consulted about using Фенотропил?

Consultation is typically sought from a qualified healthcare professional, such as a physician or specialist (e.g., neurologist or psychiatrist), who is authorized to prescribe the medicine.


Q: Are there different brands of the active ingredient available that work like Фенотропил?

The product is known by the trade name Фенотропил, but its active substance is Phenylpiracetam (INN), which is the international non-proprietary name. The active ingredient may be available under different trade names or generic formulations.


Q: What are the official recommendations if a person misses a scheduled administration of Фенотропил?

Official documents generally advise against taking a double dose to compensate for a missed administration. The recommendation is to continue with the next regularly scheduled dose.

How should Фенотропил be stored and disposed of?

How to Store and Dispose of Фенотропил?

The official regulatory labeling for Фенотропил (Phenylpiracetam) specifies clear constraints for product stability and safety. The medicine must be stored at a temperature not exceeding 30°C, and the environment must be a dry place and a light-protected place.


Mandatory Storage and Disposal Requirements

Requirement Constraint as per Regulatory Labeling
Maximum Temperature Store at a temperature not exceeding 30°C
Child Safety Keep out of reach of children (inaccessible to children)
Stability Shelf life of 3 years; Do not use after the expiration date
Disposal Dispose of unused or expired product according to local regulations

The drug is not to be used past its 3-year shelf life. Disposal of the expired or unused medicine must comply with local guidelines for pharmaceutical waste.

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

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