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Fenibut: instructions for use, dosage, analogues


Phenibut is a nootropic medication.Belongs to the pharmacological group of anxiolytics.The Phenibut tablet contains 250 milligrams of aminophenylbutyric acid.Also in the composition of the medicament is cellulose, silicon dioxide, auxiliary substances.Sold and manufactured in tablet form.

Table of contents: Pharmacological properties Who is recommended?To whom is Phenibut contraindicated?About undesired reactions Danger of overdose Application rules Precautions Drug compatibility Phenibut: analogue How to store Phenibut?

Pharmacological properties

Phenibut is a tranquilizer by its action.This drug positively affects the functions of the brain, improves cerebral circulation and metabolism.

Note: Phenibut is generally used for the correction of nervous and mental disorders.

According to doctors, Phenibut is characterized by the following therapeutic properties:

  • tranquilizing;
  • antiplatelet;
  • antioxidant;
  • psychostimulating;
  • stimulating mental activity;
  • anti-asthenic;
  • is a sedative;
  • boosting tone of cerebral vessels;
  • anticonvulsant;
  • normalizing microcirculation in the tissues of the visual apparatus.

Phenibut Phenibut improves memory, normalizes the learning and memorization of new information.Increases the endurance of the brain to the effects of such negative factors as oxygen deficiency and excessive mental, emotional stress.

Reviews of physicians and patients using Phenibut in practice indicate that this drug increases resistance and endurance in stressful situations, eliminates apathy and symptoms characteristic of asthenic syndrome, relieves stress and emotional instability.

Important! Phenibut helps patients to get rid of the state of mental retardation, provoked by various pathological conditions, activates volitional, motor and speech activity.

This medication significantly improves patient performance, facilitates the condition that is characteristic of the withdrawal syndrome with alcohol dependence, normalizes sleep, and, in general, improves the quality of life of the patient.

At the same time, Phenibut is characterized by low toxicity and, what is very important, does not cause patients to develop drug dependence, addiction.

Who is recommended?

Phenibut is widely used in the field of modern psychiatry and neurology.

Doctors recommend taking Fenibut to patients in the following clinical cases:

  • memory decline;
  • neuroses;
  • Stop stress asthenic syndrome;
  • reduced intellectual abilities;
  • nightmares and sleep disorders;
  • nervous tic;
  • causeless fears and phobias;
  • Ménière disease;
  • anxiety;
  • emotional instability;
  • attacks of dizziness, provoked by vestibular disorders;
  • depressive states;
  • post-traumatic stress disorder;
  • psychopathy;
  • open-angle glaucoma;
  • craniocerebral trauma;
  • chronic fatigue syndrome;
  • encephalopathy.

Also, Fenibut is assigned to small patients with enuresis, hyperactivity, stuttering, or delayed urination.Use this drug and to prevent motion sickness, seasickness, etc.

Helps Fenibut and relieve the emotional state in the fair sex during the onset of menopause.

This remedy is also used in the surgical field, in order to prevent stressful conditions in patients during preparation for surgery and painful diagnostic procedures.

To whom is Phenibut contraindicated?

Despite its low toxicity, in some cases, doctors categorically prohibit the use of Phenibut!

This medication is contraindicated in patients who have the following health problems:

  • Renal failure, occurring in acute form;
  • Individual intolerance or hypersensitivity to Phenibut components;
  • ulcerative lesions of the gastrointestinal tract;
  • pathology of the digestive system, taking place in severe form;
  • hepatic pathology( especially liver failure).

Important! Phenibut categorically is contraindicated to future and lactating mothers, as well as to children under the age of eight!

However, it is very rare, in exceptional cases, that doctors can prescribe Fenibut to a pregnant woman, but the therapy must be under the strict supervision of specialists.

About unwanted reactions

Reviews of doctors and patients suggest that at the beginning of the therapeutic course of Fenibut there is increased drowsiness, general weakness and apathy, which eventually go away.

In some cases, Phenibut may cause the development of the following adverse reactions:

  • headaches;
  • nausea and vomiting;
  • allergic reactions;
  • blood pressure changes;
  • excessive anxiety and irritability;
  • attacks of dizziness;
  • heartburn.

Note: from of a stronger sex treatment with Phenybutum can trigger a decrease in sexual desire and impairment of erectile function!

To maximally protect yourself from such unpleasant manifestations, take Phenibut only for the doctor's prescription, strictly observing the dosage recommended to you by a specialist!

Danger of overdose

With uncontrolled administration of Fenibut and a significant excess of recommended doses, an overdose condition may occur.

In such cases, the following symptoms usually appear in patients:

  • vomiting;
  • excessive drowsiness;
  • lowering of blood pressure indicators;
  • signs of kidney failure.

Important! At the first clinical signs indicating an overdose of Phenibutum, you need to call an ambulance team!

Prior to the arrival of medical personnel, it is recommended that the patient be washed with a stomach, provoked with artificial vomiting.Further treatment will be symptomatic and, depending on the symptomatology present, the patient will be appointed by the attending physician, individually!

Application rules

Fenibut Adult patients are recommended to drink Fenibut tablet 2-3 times a day.Small patients are shown a lower dosage - half of the tablet at a time.Drink Phenibut should be after eating, squeezed with clean water.

The optimal duration of the therapeutic course Phenybutom is determined by the doctor on an individual basis, but, on average, is from 2 weeks to a month.Although, for example, with severe depressive conditions, treatment can last from one and a half to three months.

If Fenibut is prescribed for the prevention of motion sickness, then you need to drink a pill about an hour before the start of the alleged attack or at the first manifestations of painful symptoms!

Note: is not advisable to take Fenibut against motion sickness when it comes to vomiting, since the medicine in this case loses its effectiveness!

In the case of the use of Phenibutum with the aim of eliminating the withdrawal syndrome, therapy is started with 2 tablets taken 3 times during the day.Before going to bed, it is recommended to drink 3 more tablets.As the patient's condition improves, the dosage gradually decreases.

For preventive purposes( for example, with strong physical exertion, mental stress, in stressful situations), Fenibut is recommended to drink one tablet throughout the day, within a two-week period.


Http://photos.imageevent.com/diydefense/awakebrain/Phenibut.JPG In the opinion of specialists, when treating with Fenibut, one must strictly observe the duration of the therapeutic course recommended by the doctor.

There is evidence that if the medication is used for too long, the patient may develop both psychological and physiological addiction to Phenibut.As a rule, this happens with regular intake of tablets for 2 or more months.

In case of abrupt withdrawal of Phenibut, serious deterioration of the patient's condition is possible.Therefore, experts recommend taking Phenibut for no more than one month.After this, you either need to take a break( in one and a half weeks), or replace the medicine, in order to avoid the development of addiction!

Important! With special care, Phenibut should be taken to people whose work requires special concentration of attention and reaction speed( for example, drivers, pilots, etc.)!

Drug compatibility

Fenibut_and_alcohol Phenibut significantly enhances the effect of hypnotic, sedative, neuroleptic and antiepileptic medicines!Combine this medication with other drugs should be very carefully, only after agreement with the treating specialist!

In addition, during the therapeutic course, Phenibut is strictly forbidden to drink alcoholic beverages, alcohol-containing preparations, as this can significantly enhance the characteristic undesirable reactions of this medicine and adversely affect the patient's health!

For this reason, Phenibut is not used to remove a patient from a drinking state or to eliminate signs of intoxication in case of alcohol poisoning.This medication is used to improve the emotional state of a person suffering from alcohol dependence, and also to reduce the craving for alcoholic beverages.

Phenibut: analogs

There are no complete structural analogues in Phenibut.However, there are the following drugs possessing the principle of action similar to Phenibut and pharmacological properties:

  • Memozam;
  • Fenibut Pyracetam;
  • Aminalon;
  • Encephalbol;
  • Neurovin;
  • Biotropic;
  • Dendrix;
  • Somaxon;
  • Cavinton;
  • Vinpocetine.

Please note: The medicines listed above differ from Phenibut in their composition, and therefore may have different limitations and undesirable reactions!

Therefore, do not substitute for yourself an independently designated Dr. Fenibut analog( especially if the medicine is intended for the treatment of a small patient or a person of advanced age)!Regarding the selection of Phenibut analogues, be sure to consult your attending physician!

How to store Phenibut?

Duration of storage of Phenibut is 3 years.Keep the medication recommended in a place that will be protected from moisture and exposure to sunlight, and not available to young children!

Chumachenko Olga, medical reviewer

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