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Тахибен

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Тахибен

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Method of action: Hypotensive

Treatment option:

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 Тахибен

Quick Facts

Property Description
Active Ingredient Urapidil
Form Solution for Injection; Oral Capsules (Modified-release)
Pharmacological Class Selective alpha1-Adrenoceptor Antagonist
General Purpose Arterial Pressure Control
Origin Synthetic Compound

The medicine Тахибен is a prescription-only antihypertensive drug designed specifically for the management and control of elevated arterial pressure. Its core component is the active substance Urapidil (INN), which is a synthetic organic compound and a classified vasoactive substance. Urapidil is categorized by the World Health Organization's Anatomical Therapeutic Chemical (ATC) classification system as an alpha-adrenoreceptor antagonist.

1. Тахибен: What Type of Medicine Is It?

Тахибен belongs to the pharmacological class of selective alpha1-adrenoceptor antagonists, commonly known as alpha-blockers, functioning as a peripherally-acting antiadrenergic agent. The drug is a single-ingredient product containing only Urapidil, a synthetic molecule derived from the substituted piperazine structure. This specific classification is clinically recognized for its ability to avoid the reflex tachycardia sometimes observed with other, less selective vasodilators.

2. Composition, Forms, and Differentiation

Urapidil is typically prepared as its hydrochloride or tartrate salt. Тахибен is available in distinct dosage forms to suit varying patient needs, including an aqueous solution for intravenous injection, used for rapid and immediate blood pressure reduction, as well as oral capsules often in a modified-release format suitable for consistent, long-term administration. Urapidil possesses a dual action; its central action via serotonin 5-HT1A receptors contributes to its overall efficacy in controlling high blood pressure.

3. General Purpose: Arterial Pressure Control

The general purpose of Тахибен is to stabilize and effectively reduce pathologically high blood pressure, thereby achieving crucial arterial pressure control. The action of the selective alpha1-adrenoceptor antagonist directly facilitates the lowering of systemic arterial pressure by reducing the peripheral vascular resistance within the circulatory system, which relieves the excessive pressure exerted on arterial walls. This therapeutic application is clinically suitable for patients requiring both acute stabilization and reliable, consistent control.

Regulatory References

  1. Urapidil
  2. Alpha 1 Adrenergic Receptor Antagonists - NIH
  3. Urapidil
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What side effects are possible with Тахибен?

Possible Side Effects and Safety Information

The safety profile of Urapidil, the active ingredient in Тахибен, is formally documented by regulatory authorities (e.g., EMA and FDA) and is structured by the frequency and body system affected. This classification outlines the officially expected adverse reactions in clinical use.

Frequency-Classified Adverse Reactions

Adverse effects are categorized based on their reported frequency in trials and post-marketing surveillance:

Classification Examples of Documented Effects
Common Headache, Dizziness, Nausea
Uncommon Palpitations, Tachycardia, Chest pressure, Vomiting, Diarrhea, Fatigue, Rash, Pruritus
Rare Priapism (persistent erection), Micturition disorders, Transient increase in hepatic enzymes
Very Rare Thrombocytopenia (low platelet count)

These reactions cover multiple System-Organ Classes, including the nervous, cardiac, vascular, and gastrointestinal systems. For instance, Orthostatic Dysregulation (a drop in blood pressure upon standing) is officially documented as an uncommon vascular event.

Safety Considerations and Restrictions

Regulatory labeling highlights specific constraints and population-related notes. The medicine is contraindicated in individuals with severe hepatic impairment. Safety information also notes that effects may be more pronounced at the beginning of treatment or during dose escalation. Furthermore, caution is advised, as the blood pressure-lowering effect may be potentiated when combined with other antihypertensive agents, increasing the risk of hypotension. Older adults are also identified as a population potentially requiring cautious application due to increased susceptibility to effects.

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Overdose and Emergency Response

Overdose and When to Seek Help

Overdose with Тахибен (Urapidil) is primarily characterized by clinical manifestations resulting from a severe and excessive reduction of arterial pressure.

Category Official Regulatory Statement
Documented Overdose Presentations Symptoms include signs of circulatory failure, such as dizziness (vertigo), fatigue, orthostatic hypotension, and potentially collapse.
Physiological Systems Affected The circulatory system is affected, potentially leading to circulatory failure, while the central nervous system may exhibit decreased reactivity.
Severity Classification Outcomes are classified as severe, with the documented risk of bradycardia and cardiac arrest resulting from an overly rapid or excessive fall in blood pressure.

Emergency Actions and Help-Seeking Requirements

The regulatory information mandates that urgent medical attention be sought immediately for severe overdose manifestations, particularly collapse or profound hypotension. Immediate help is required because the management of this severity level necessitates specific clinical procedures that are only available in an emergency setting.

Management is defined as symptomatic and supportive. Regulator-described procedures include measures such as raising the patient’s legs and initiating volume replacement via intravenous fluids. If hypotension is refractory, the official procedure includes the slow intravenous administration of vasoconstricting preparations (e.g., catecholamines). The regulatory labeling does not specify the existence of a specific pharmacological antidote for Urapidil.

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Therapeutic Uses of Тахибен

What Тахибен Treats: Main Uses and Benefits

The primary role of Тахибен is to provide symptomatic support across conditions involving heightened systemic burden, specifically in the management of elevated blood pressure. The medication is applied in clinical settings that involve acute or unstable symptom patterns.

The medication is considered relevant in contexts marked by increased discomfort or tension, and is applied across domains where additional symptomatic support is needed. It is commonly used across conditions presenting with acute episodes and conditions marked by increased physiological stress.


Easing Periods of Heightened Physiological Activity

This domain covers symptoms related to heightened physiological activity that are associated with critical physiological stress. Тахибен is commonly used to help with managing these acute manifestations, contributing to maintaining a sense of greater functional stability and helping to ease the overall symptom load during periods of heightened symptoms.

“The therapy is relevant when supportive symptom management is appropriate and contributes to improved comfort during periods of heightened symptoms.”


Supportive Relief for Episodic or Fluctuating Symptom Patterns

Тахибен is relevant for conditions characterized by episodic or fluctuating manifestations, particularly those presenting with acute or disruptive episodes. It is applied when these conditions produce significant symptomatic burden, offering short-term assistance to ease the overall symptom load and supports patients during episodes of heightened discomfort.

Quick Fact: Relief for Symptoms of Heightened Physiological Stress


Managing Symptomatic Discomfort in Acute Clinical Scenarios

This use applies in clinical settings that involve acute or unstable symptom patterns, such as when symptoms intensify and supportive relief is needed. Тахибен is helpful in situations requiring temporary assistance in symptom stabilization, and helps maintain a sense of stability when symptoms are more noticeable.

Regulatory References

  1. Summary of Product Characteristics for Urapidil
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Eligibility and Restrictions for Use

Eligibility Map: Who Can and Cannot Use Тахибен (Urapidil) — Official Regulatory Information

This section details the officially documented eligibility and non-eligibility for the medicine Тахибен, based strictly on government regulatory documents.

Category Regulatory Status
Populations for whom use is contraindicated Hypersensitivity, Aortic isthmus stenosis, Arteriovenous shunt (excluding dialysis shunts).
Age-related eligibility rules Children and adolescents (0–18 years): Use is not established. Older adults (Geriatric): Use requires caution.
Condition-specific eligibility rules Patients with Liver or Kidney function disorders require conditional use (dose reduction may be necessary).
Pregnancy and lactation eligibility status Not Recommended (due to lack of adequate human data).

Eligibility-context constraints formally prohibit use in specific cardiovascular conditions and mandate caution for those with impaired organ clearance. Тахибен is approved for patients requiring controlled arterial pressure reduction, such as in hypertensive emergencies and severe hypertension.

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What should I know about interactions with other medicines?

Interaction Scope

Category Official Regulatory Documentation
Medicinal product categories with documented interactions: Other Antihypertensive Agents (e.g., \alpha-blockers, \beta-blockers, ACE inhibitors, diuretics), Vasodilators, and general Central Nervous System (CNS) Depressants.
Specific interacting medicines (if explicitly listed): Cimetidine.
Mechanistic basis of interactions (only if stated in label): Pharmacodynamic Reinforcement (additive reduction in arterial pressure) and Pharmacokinetic Clearance Reduction (inhibition of Urapidil's metabolism resulting in increased plasma concentrations).
Timing-based interaction rules (if applicable): No mandatory dose separation or timing rules (e.g., "administer X hours apart") are explicitly stated.
Population-specific interaction notes (if applicable): Caution is officially advised for patients with Liver Function Disorders, Moderate to Severe Kidney Function Disorders, and Elderly Patients due to potential changes in Urapidil's clearance that may heighten the impact of interactions.
Interaction-related restrictions: No combinations are formally listed as contraindicated based solely on interaction risk.

Interaction Classifications (High-Level)

Classification Official Regulatory Documentation
Interaction severity classification (as defined in official documents): Primarily Use-with-Caution Combinations (requiring monitoring for additive effects or increased exposure).
Regulatory basis (EMA / FDA / etc.): Primarily derived from the European Medicines Agency (EMA)-aligned Summary of Product Characteristics (SmPC).
Interaction-context constraints (as defined in official documents): Interactions are constrained by physiological status (e.g., hepatic/renal function) and concurrent substance use (e.g., alcohol consumption).

Resulting Interaction Structure

Official interaction statements:

  • Co-administration with other Antihypertensive Agents or Vasodilators is officially documented to result in an additive hypotensive effect, which may increase the risk of orthostatic hypotension.
  • Concomitant use with Cimetidine leads to an increase in the plasma concentration of Urapidil due to documented metabolic inhibition.
  • Co-administration with general CNS Depressants may increase the severity of the central effects of Urapidil.
  • Concomitant use with Alcohol is officially documented to increase the effect of the alcohol.
  • Caution is officially advised for patients with Liver Function Disorders, Moderate to Severe Kidney Function Disorders, and Elderly Patients due to the potential for impaired Urapidil clearance, which can exacerbate the effects of documented interactions.

Connection to the overall interaction profile (2–4 sentences):

The official regulatory documents define the product's interaction structure based on two primary categories: pharmacodynamic reinforcement concerning arterial pressure and central nervous system effects, and pharmacokinetic clearance reduction involving Cimetidine. These documented interaction patterns establish the officially recognized constraints for co-administration. Regulatory caution is also explicitly mandated for specific patient populations whose physiological status may lead to altered drug exposure, thus increasing the potential for interaction severity.

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Mechanism of Action

The mechanism of Тахибен (Urapidil) is defined by its synergistic dual action, which targets the peripheral blood vessels and the central nervous system to produce physiological modulation.

Selective Blockade of Vascular alpha1-Adrenoceptors

This mechanistic domain involves the drug acting as a selective antagonist (blocker) on postsynaptic alpha1-adrenoceptors found on the muscle tissue of resistance arteries. By suppressing the signaling cascade triggered by norepinephrine, the drug initiates the relaxation of vascular smooth muscle, causing vasodilation and a resultant decrease in Total Peripheral Resistance (TPR).

Central 5 -HT1 A Receptor Modulation

The second domain involves the drug's activity as an agonist (activator) at central 5 -HT1 A serotonin receptors in the brainstem. This action modulates and reduces the efferent sympathetic nervous system outflow. This mechanism contributes to a stable heart rate and the prevention of reflex tachycardia, contributing to a defined systemic physiological effect. The combined physiological effect involves peripheral vasodilation and central sympatholytic action, resulting in a reduction of systemic arterial pressure while supporting stable cardiac output.

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Dosage and Administration Information

How Тахибен is Used: Administration Guidelines

The usage of Тахибен (Urapidil) is defined by its routes and specific dosing patterns. The medication is used for both acute, short-term blood pressure reduction via the parenteral route and for chronic, long-term control via the oral route.


Administration Routes and Forms

Тахибен is available as a Solution for Injection/Infusion for acute use and as Oral Modified-Release Capsules for continuous maintenance. The acute form is administered through Intravenous (IV) Injection or IV Infusion.


Standard Dosing and Frequency

Context Standard Regimen
IV Initial Injection 10 mg to 50 mg, administered slowly to achieve immediate effect.
IV Maintenance Infusion Average dose of 9 mg/hour, delivered as a slow continuous infusion to maintain blood pressure levels.
Oral Maintenance Range Typically ranges from 60 mg to 180 mg per day, often taken once daily or in divided doses for chronic management.

Procedural and Contextual Requirements

For acute IV use, the solution often requires dilution for infusion to a maximum concentration of 4 mg/ml and must be administered to supine patients while under constant blood pressure monitoring. The parenteral course of treatment is generally limited, and the transition to the oral form can overlap with the acute phase to ensure seamless continuity of pressure control. Dose adjustments may be required for specific populations, such as older adults.

These instructions define the precise operational steps for utilizing the medicine across different clinical scenarios.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Тахибен (Urapidil)


Evidence for Use in Acute Hypertensive Emergencies

Clinical evaluation for Тахибен's use in sudden, severe elevation of arterial pressure has primarily involved short-term Randomized Controlled Trials (RCTs). These studies were applied in research contexts involving acute or disruptive episodes for the evaluation of rapid arterial pressure change. Researchers primarily studied adults who presented with severely high blood pressure. Some trials also explored its use in specific acute patient groups, such as pregnant patients with severe pre-eclampsia or those requiring stabilization during or after surgery.

Research explored the measurement of time taken for blood pressure patterns to change and the rate at which blood pressure patterns shifted after the study procedures. Findings from these comparative trials described patterns observed in relation to short-term BP measurements. These trials included other intravenous medications for context.

Evidence for Use in Chronic Essential Hypertension

For the routine, non-acute management of elevated arterial pressure, the evidence base for oral Тахибен is built upon intermediate-term Randomized Controlled Trials (RCTs) and systematic reviews. These studies primarily evaluated adults with mild-to-moderate hypertension and were used in research exploring how symptoms change over time. Research examined outcomes related to intermediate-term blood pressure maintenance patterns, changes measured in cardiac function metrics, and any observed influence on metabolic biomarkers.

Findings describe patterns observed in the studies related to measured changes in chronic target BP levels. Certain trials and subsequent systematic reviews described specific patterns concerning the drug's effect on heart rate, including observations regarding the occurrence of reflex tachycardia.

Evidence Gaps and Research Uncertainty

There is limited information for long-term outcomes that track patients for many years. Specifically, the number of multi-year studies focused on hard cardiovascular endpoints, such as reducing the risk of stroke or heart attack, is limited when evaluating the long-term research landscape. Additionally, data for certain subgroups remain insufficient, and limitations were noted in some findings, particularly in older trials. Comparative evidence is lacking for some specific acute indications.

Key Studies & References

  1. Urapidil Summary of Product Characteristics (SPC)
  2. WHO ATC Code C02CA06 (Urapidil)
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Frequently Asked Questions (FAQ)

Common questions about Тахибен (FAQ)

Q: Is Тахибен used for anything other than what is listed in the main section?

A: The official prescribing documents and regulatory guidance define the therapeutic use of Тахибен as the control of elevated arterial pressure. These documents do not define or authorize the use of the medication for any other conditions or purposes beyond its approved indication.


Q: What is the difference between Тахибен and other similar drugs, generally speaking?

A: According to official product information, this drug features a unique dual mechanism of action. It works by blocking certain receptors in the blood vessels and by modulating specific serotonin receptors in the brain. This combined approach is specifically defined to help support stable cardiac function while lowering blood pressure.


Q: How long does it typically take to start noticing the effects of Тахибен?

A: The time it takes to reach maximum concentration in the blood depends on the form used. For the oral modified-release capsules, peak blood levels are typically reached within 4 to 6 hours. The solution for injection, used in acute care settings, is intended to achieve a more immediate effect.


Q: Do I need to avoid certain foods or drinks while using Тахибен?

A: Official regulatory documents state the documented interaction with alcohol and advise caution regarding its use, as it is known to potentially increase the effects of this medication. There are no specific restrictions or warnings listed regarding particular foods that must be avoided.


Q: Is Тахибен known to cause weight gain or loss?

A: Changes in body weight, such as weight gain or loss, are not listed among the commonly documented or frequently reported undesirable effects in the official regulatory safety documents.


Q: Does Тахибен affect my ability to drive or operate machinery?

A: Official safety information indicates that this medication has a minor influence on a person's ability to drive or use complex machinery. This effect may be more noticeable when treatment is first started, if the dose is changed, or if it is used concurrently with alcohol.


Q: Is it possible to develop a dependency on Тахибен?

A: Regulatory documents, including official warnings and special precautions, do not contain specific information regarding the development of dependency, addiction, or abuse with this medication.


Q: Why do official sources list so many potential interactions for Тахибен?

A: The extensive list of interactions is based on the drug's mechanisms in the body. Certain substances may cause an additive lowering of blood pressure (a pharmacodynamic effect). Other substances, like Cimetidine, may increase the concentration of the drug in the blood (a pharmacokinetic effect), which may result in increased exposure to the drug.


Q: How long does Тахибен stay in my system after the last use?

A: The active substance, Urapidil, is eliminated from the body with a documented terminal half-life—the time it takes for the concentration of the drug to be reduced by half—of approximately 3 hours after administration.


Q: Does Тахибен interact with herbal supplements?

A: Specific drug-to-drug interactions with a wide range of herbal supplements are generally not explicitly documented in the official prescribing information for this drug.


Q: Can Тахибен affect sleep patterns?

A: Disturbances to sleep patterns, such as insomnia, are generally not listed among the common or uncommon undesirable effects documented in the official regulatory information for this medication.


Q: Is Тахибен similar to any older, more common medications?

A: This medication belongs to a class of drugs known as selective alpha-1 adrenoceptor antagonists, which are more commonly referred to as alpha-blockers. This classification is based on its primary mechanism of action targeting receptors in the blood vessels.


Q: Does the time of day I use Тахибен matter?

A: Official dosing guidelines for the oral form focus on taking the medicine either once daily or in divided doses to achieve consistent control. The documents do not typically specify a mandatory time of day (e.g., morning versus evening).


Q: What is the risk of an allergic reaction to Тахибен?

A: Official product information lists hypersensitivity (an overreaction) to the active substance as a formal contraindication, meaning the drug should not be used in this situation. Allergic-type skin reactions, such as a rash, are also documented as an uncommon undesirable effect.


Q: What does 'contraindicated' mean for Тахибен?

A: In the context of drug safety, a contraindication is a condition or situation where the official regulatory bodies prohibit the use of the medication. This determination is made because the potential risk in that specific situation is considered to outweigh any possible benefit.


Q: Can men using Тахибен have fertility issues?

A: While official documents list Priapism (a rare, persistent erection) as an undesirable effect, they do not contain explicit information or warnings specifically regarding the medication’s influence on general male fertility or semen quality.


Q: What is the role of Тахибен in combination therapy?

A: When used alongside other blood pressure-lowering agents, the drug's role is to contribute an additive hypotensive effect. This means it works to reinforce the overall reduction in arterial pressure when necessary, in collaboration with the other medications.


Q: Is the core ingredient in Тахибен used in other medications?

A: Yes, the active component, Urapidil, is the generic name for this recognized substance. Like many active substances, Urapidil is used in multiple different medicinal products and is marketed worldwide under various brand names.


Q: Is Тахибен a brand name or a generic name?

A: Тахибен is classified as a proprietary brand name or trade name. The active substance contained within the medicine is Urapidil, which is the internationally recognized non-proprietary or generic name.


Q: Why is it important to check the expiration date on Тахибен?

A: Checking the expiration date is important because it represents the point up to which the manufacturer verifies that the product maintains its required strength, quality, and purity. This date is determined by regulatory stability testing under the required storage conditions.


Q: Has Тахибен been approved by major regulatory bodies like the FDA or EMA?

A: The product is authorized and regulated by the European Medicines Agency (EMA) and is listed as a nationally authorized medicinal product in several European Union member states.


Q: How does the listed 'benefit' of Тахибен translate into real-world patient outcomes, according to studies?

A: Clinical evidence primarily focuses on quantifying the drug’s effects using measurable metrics. These metrics include the immediate and intermediate-term reductions in blood pressure and any observed changes in cardiac function or other relevant metabolic biomarkers.

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How should Тахибен be stored and disposed of?

How to Store and Dispose of Тахибен?

The storage and disposal of Тахибен (Urapidil) must follow official regulatory requirements to ensure product stability and safety. The Urapidil solution for injection must be stored where the temperature does not exceed 30 C. The medication must be kept protected from light and moisture and stored in a tightly closed container.

Storage Requirement Official Condition
Temperature Limit Do not store above 30 C
Child Safety Keep out of the sight and reach of children
In-use Stability Use diluted solution immediately; discard unused portions

All unused or expired Тахибен must be disposed of in accordance with local, regional, or national regulations. The product must not be released into the environment, such as through household wastewater or trash, unless specific local regulations permit otherwise.

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

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