Сермион

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Сермион

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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 Сермион

Quick Facts

Property Description
Active ingredient Nicergoline
Form Tablets; Lyophilized powder for injection
Pharmacological class Peripheral Vasodilator; alpha1-Adrenergic Receptor Antagonist
General Purpose Supporting blood flow and cerebral metabolism
Origin Semisynthetic Ergoline derivative

What Type of Medicine is Сермион (Nicergoline)?

Сермион is the trade name for the active substance Nicergoline, a specialized semisynthetic ergoline derivative. It is categorized primarily as a Peripheral Vasodilator and an alpha1-Adrenergic Receptor Antagonist. This prescription-only medicine is designed to manage conditions related to vascular function, targeting the circulation and metabolic support systems.

This single-ingredient medicine is derived from the natural ergot alkaloid structure, but its semisynthetic nature allows for a more specific therapeutic profile focusing on vascular health. Its primary classification as a vasodilator is the basis for its therapeutic utility, and its status as an alpha1-adrenergic antagonist defines the cellular mechanism by which this vessel-widening effect is achieved.

Composition and Available Forms of Сермион

The core substance of the medicine is Nicergoline (C24H26BrN3O3). It is supplied in two principal dosage forms: tablets for convenient oral administration and a lyophilized powder for injection intended for parenteral use (intramuscular or intravenous).

The availability of both an oral solid and a sterile injectable form is a key feature, allowing for different therapeutic strategies based on the required route of administration.

The General Purpose of Сермион: Supporting Blood Flow

The general purpose of Сермион is to support functional integrity in tissues experiencing compromised blood flow, notably in the cerebral and peripheral circulation. This is achieved through its primary actions of targeted vasodilation and associated neuroprotection.

By selectively relaxing the walls of small arteries, Nicergoline enhances the supply of oxygen and essential nutrients. This effect, alongside improved cerebral metabolism, contributes to the resilience of nerve cells against stress related to insufficient blood supply. This dual support system establishes its role as a treatment for conditions linked to vascular health.

Regulatory References

  1. PubChem CID 4467

What side effects are possible with Сермион?

Possible side effects and safety information

The safety profile of Nicergoline (Сермион) is documented in official regulatory sources, with adverse reactions formally classified by frequency and affected organ system.

Official Adverse Reactions and Frequencies

Adverse reactions are grouped by System-Organ Class (SOC). Common effects, meaning they occur frequently in clinical use, often involve the Vascular and Nervous Systems. These commonly documented reactions include dizziness, hypotension (low blood pressure), hot flushes, and gastric discomfort (such as nausea).

Reactions classified as uncommon include sleep disturbances and agitation. Nicergoline may also be associated with hyperuricaemia (elevated serum uric acid levels), which is categorized as a disorder of Metabolism and Nutrition.

Serious Adverse Reactions and Safety Constraints

Due to its chemical origin as an ergot derivative, Nicergoline is formally associated with the class risk of fibrosis (including valvular heart disease) and ergotism, as acknowledged in regulatory reviews, even though the occurrence may be rare. Safety documentation also notes the potential for bradycardia (slow heart rate) and pronounced hypotension.

Safety notes specify restrictions for certain patient groups. Caution is required for individuals with impaired liver or kidney function. Furthermore, use is generally not recommended in the pediatric population (individuals under 18 years of age) due to a lack of established safety data.

Time-related patterns are also noted: cardiovascular effects like hypotension may be more apparent at the start of treatment, while the potential for fibrosis is linked to long-term exposure.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory information addresses the risks and required actions in the event of an overdose with Сермион (Nicergoline).

An overdose is typically characterized by an exaggeration of the drug's known adverse effects, particularly affecting the cardiovascular system.

Documented Manifestations and Serious Outcomes

Classification Symptoms and Signs
Cardiovascular Effects Hypotension (low blood pressure), Bradycardia (slow heart rate)
Other Systemic Effects Dizziness, Agitation, Diarrhea, Perspiration
Serious Outcomes Severe and prolonged hypotension or bradycardia

Required Emergency Actions

In the event of a suspected or confirmed overdose, the drug must be discontinued immediately. Urgent medical attention is required when the symptoms are pronounced, severe, or persistent, particularly if marked hypotension is present.

Management and Antidote

No specific chemical antidote for Nicergoline overdose is documented in official labeling. Treatment is entirely symptomatic and supportive, aiming to stabilize the patient's vital signs. Supportive measures may include maintenance of blood pressure and continuous clinical observation.

Therapeutic Uses of Сермион

The therapeutic scope of Сермион (Nicergoline) is relevant in contexts involving supportive care for conditions affecting the cerebral and peripheral circulation. The medication is applied in clinical situations related to compromised blood flow in the brain and peripheral vessels.

The medicine is used to help manage symptoms across several conditions, including those related to cerebral vascular insufficiency, cognitive impairment associated with age or vascular changes, and peripheral vascular pathology such as intermittent claudication and Raynaud's syndrome. The core benefit centers on symptomatic support in situations involving circulatory deficits. By helping to ease the overall symptom burden, Сермион assists with managing manifestations such as chronic dizziness, confusion, tinnitus, and painful cramping in the legs. This supportive relief may assist with maintaining functional stability and helps improve day-to-day comfort during periods when symptoms are more noticeable.

Quick Fact Relief for Symptom
Primary Focus Circulatory and cognitive deficits
Key Symptom Groups Vascular headache, vertigo, claudication
Benefit Supportive relief and symptom management
Patient Context Chronic vascular conditions, older adults

Regulatory References

  1. European Medicines Agency review document

Eligibility and Restrictions for Use

Eligibility and Contraindications for Nicergoline

Official regulatory documentation defines the specific populations eligible to use Nicergoline (Сермион) and those for whom use is strictly prohibited. The medicine is primarily indicated for use in adults, including older adults.

Use is absolutely contraindicated in patients who have a known hypersensitivity to nicergoline or other ergot derivatives. It must not be used in patients with certain severe, acute conditions, including recent acute myocardial infarction (AMI), severe hemorrhage or acute bleeding, existing hypotension (low blood pressure), or severe bradycardia (abnormally slow heart rate).


Age and Life-Stage Restrictions:

Nicergoline is not recommended for children and adolescents (under 18 years) as safety and efficacy are not clinically established in this age group. Use is also not recommended during pregnancy or lactation.

Organ Function and Comorbidity Restrictions:

Patients with severe renal impairment require a mandatory dose reduction as per regulatory instruction. Caution is also advised in patients with conditions like gout or hyperuricemia.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory information describes the interaction profile of Nicergoline (Сермион) based on its pharmacodynamic and pharmacokinetic properties, which necessitate monitoring when co-administered with specific medicinal product categories.

Product Categories with Documented Interactions
Antihypertensive Agents (including beta-blocking agents)
Antiplatelet and Anticoagulant Drugs
CYP2D6 Inhibitors (metabolic pathway)
Sympathomimetic Vasoconstrictors (alpha and beta agonists)
Medicines affecting Uric Acid Metabolism

Official Interaction Statements

  • Potentiation of Hypotensive Effect: Co-administration with antihypertensive medicines, including beta-blocking agents, may potentiate the blood pressure-lowering effect of these medicines. Close monitoring of blood pressure is required under these circumstances.
  • Increased Bleeding Risk: Due to Nicergoline's documented antiplatelet properties, co-administration with other antiplatelet or anticoagulant drugs (such as Acetylsalicylic acid) may increase the documented risk of bleeding.
  • Metabolic Pathway Alteration: Nicergoline is metabolized via the Cytochrome P450 2D6 (CYP2D6) enzyme system. Co-administration with potent CYP2D6 inhibitors may alter the plasma exposure of Nicergoline's primary metabolites.
  • Antagonism of Vasoconstriction: Nicergoline may antagonize the vasoconstricting activity of alpha and beta sympathomimetic agents, consistent with its alpha1-adrenergic receptor antagonist classification.
  • Uric Acid Levels: Nicergoline has been documented to cause an asymptomatic increase in serum uric acid levels, requiring caution in patients with hyperuricemia or a history of gout.

The regulatory documents define the product's interaction structure primarily around clinically significant pharmacodynamic interactions that affect blood pressure and hemostasis, requiring close monitoring. It also establishes a relevant pharmacokinetic interaction when co-administered with CYP2D6-inhibiting drugs.

Mechanism of Action

Targeted Pharmacodynamic Mechanism

Сермион, containing Nicergoline, exerts its action through a combination of distinct molecular mechanisms. The primary effect is achieved via antagonism of alpha1-adrenergic receptors on vascular smooth muscle. This blockade interrupts the vasoconstrictive signaling of endogenous catecholamines, directly causing vasodilation and a resultant reduction in peripheral and cerebral vascular resistance. This physiological change leads to increased regional tissue perfusion.

Simultaneously, the molecule influences microcirculation by acting as an inhibitor of platelet phospholipase, which decreases the production of pro-aggregatory mediators. This action limits microvascular obstructions, alters blood rheology, and facilitates capillary transit. Within the central nervous system, Nicergoline enhances neuronal metabolism (glucose and oxygen uptake) and modulates neurotrophic factors, including antioxidant activity, to limit cellular damage in response to stress. This pleiotropic effect profile relies on both immediate vasoactive changes and slower metabolic modulation.

Dosage and Administration Information

Nicergoline Administration Guidelines

Administration of Nicergoline (Сермион) is determined by its formulation, which includes oral tablets and parenteral forms (lyophilized powder for injection). The administration is guided by the prescribing information established for the medication.

Feature Labeled Instruction
Route of Administration Oral (tablets), Intramuscular (IM), Intravenous (IV), and Intra-arterial (IA).
Standard Oral Dosing The typical total daily dose ranges from 30 mg to 60 mg. A common regimen is 10 mg administered three times per day, while the 30 mg tablet may be used once daily.
Timing & Technique Oral tablets should generally be taken before meals and must be swallowed whole without crushing.
Parenteral Use The IV powder requires dissolution and dilution in a solvent (e.g., 100 mL of saline or glucose solution) and must be administered as a slow, controlled infusion.

Treatment with Nicergoline is typically intended for long-term use or repeated courses, necessitating periodic clinical re-evaluation of its continuation, such as at least every six months. For patients with impaired kidney function, lower therapeutic doses are required to account for reduced drug clearance, which is a standard procedural rule for drugs excreted by the renal system. No routine dose adjustment is specified for older adults based on age alone. The instruction for managing missed doses is to not take a double dose to compensate.

Recent Clinical Evidence

Сермион (Nicergoline): Recent Clinical Evidence

Сермион (nicergoline) is an ergot derivative that has been studied for its potential use in treating cognitive, behavioral, and functional impairments, primarily in older adults. Clinical research in this area dates back several decades, with recent systematic reviews evaluating the consistency of the findings.


Efficacy in Cognitive Impairment

Clinical studies have explored the drug's impact on cognitive function in patients with mild to moderate dementia, including those with vascular dementia and Alzheimer's disease. Findings from meta-analyses of double-blind, randomized, placebo-controlled trials suggest a modest positive effect on cognition, behavior, and overall clinical impression when compared to placebo.

  • Cognition: Some trials measuring cognitive function using scales like the Mini-Mental State Examination (MMSE) reported differences favoring nicergoline over placebo.
  • Behavioral Symptoms: Findings were generally consistent in showing a measurable difference in behavioral symptoms in treated patients, according to assessment scales.

Research in Other Conditions

Studies have also examined the drug's use in related conditions, with some evidence suggesting a relationship between its administration and changes in balance or equilibrium disorders.

Condition Studied Primary Outcome Measure General Finding from Studies
Balance Disorders Dizziness assessment scales, quality of life scales Studies reported differences in symptom severity and quality of life in treated elderly patients.
Peripheral Vascular Disorders Functional measures Clinical experience is limited to smaller-scale studies; some evaluations suggest use in rehabilitation following chronic ischemic events.

Safety Profile Noted in Research

Overall, the studies evaluated the drug's tolerability, with adverse events typically reported as mild and transient. However, because nicergoline is an ergot derivative, some global regulatory bodies have issued warnings or restrictions concerning its use, particularly in non-dementia conditions of vascular origin. The most frequently reported adverse effects in clinical trials include mild gastrointestinal issues, dizziness, and headache.

Frequently Asked Questions (FAQ)

Common questions about Сермион (FAQ)

Q: How quickly can a patient typically expect to notice any effects from taking Сермион?

A: Official product information indicates that the drug is generally intended for long-term use, especially for its systemic effects on circulation and metabolism. Some vascular effects, such as a drop in blood pressure (hypotension), may be more noticeable shortly after starting treatment. However, the achievement of overall therapeutic goals may require continued use over time.

Q: Can a patient take Сермион alongside common pain relievers like ibuprofen?

A: Regulatory documents describe a general concern when Nicergoline is co-administered with other antiplatelet or anticoagulant medicines. This is because Nicergoline itself has antiplatelet properties, and combining it with drugs that also affect blood clotting may increase the documented risk of bleeding. Official patient information indicates that a healthcare professional should be informed about the use of any antiplatelet agents.

Q: Does the time of day I take Сермион matter?

A: The official administration instructions for the oral tablets relate the timing of the dose to food intake, stating that the medicine should generally be taken before meals. The patient information does not specify whether the dose must be taken at a particular time of day, such as morning or evening.

Q: Is it necessary to take Сермион with food?

A: According to official administration instructions for the oral tablets, the medicine should generally be taken before meals. This is a specific instruction related to how the medicine is absorbed and used by the body.

Q: Does the drug have known effects on sleep patterns?

A: Yes, regulatory documentation that lists reported side effects includes 'sleep disturbances' and 'agitation.' These nervous system effects are categorized as uncommon adverse reactions.

Q: Why is Сермион sometimes prescribed for conditions related to inner ear or hearing issues?

A: The drug is indicated for managing conditions where blood flow is compromised, including symptoms associated with insufficient circulation to the head. This therapeutic action on vascular function is the basis for its documented use in managing symptoms such as balance disorders or certain visual disturbances that stem from vascular issues.

Q: What should I do if I experience a side effect that is not listed in the patient information leaflet?

A: Official patient safety materials consistently instruct that any experienced adverse reaction, including those not described in the leaflet, should be reported to a healthcare professional, such as the prescribing doctor or a pharmacist.

Q: Is there any research on Сермион's use in younger adult populations?

A: The medicine is primarily intended for use in adults, particularly older adults, and its clinical studies reflect this focus. Use in children and adolescents under 18 years is not recommended due to a lack of established safety and effectiveness data for that age group. Research in younger adults (e.g., 20s to 40s) for its primary indications is not a common focus in regulatory documentation.

Q: What is the maximum duration of treatment with Сермион described in official sources?

A: Treatment with Nicergoline is typically regarded as a long-term therapy. Official guidelines do not define an absolute maximum duration but instead require a periodic clinical re-evaluation of the patient, such as at least every six months, to assess whether the treatment should be continued.

Q: Does the presence of comorbidities affect the drug’s performance, based on studies?

A: Official safety warnings indicate that caution is required for patients with certain pre-existing conditions. For example, individuals with impaired liver or kidney function may require a dose adjustment, and those with hyperuricemia or a history of gout require careful monitoring.

Q: What should a patient tell their pharmacist or doctor before starting Сермион?

A: Official documents suggest that a patient should disclose any conditions listed as contraindications, such as a severe heart condition or recent bleeding, prior to starting treatment. It is also important to disclose all other medicines being taken, especially any that affect blood pressure or blood clotting, due to potential drug interactions.

Q: What information is available regarding accidental overdose?

A: Regulatory documents state that an overdose typically leads to an exaggeration of the drug's known effects, primarily pronounced low blood pressure (hypotension). Official documents describe the expected management in these cases as supportive and symptomatic.

Q: Are there specific patient monitoring requirements when taking this drug?

A: Yes, official documentation requires monitoring under certain conditions. For instance, close monitoring of blood pressure is needed when the drug is co-administered with other blood pressure-lowering agents. Additionally, periodic clinical re-evaluation is required for patients receiving long-term treatment.

Q: What is the consensus view on the use of Сермион in older adults?

A: The medicine is primarily indicated for use in adults, including older adults. Clinical research and regulatory indications have largely focused on its use in this population to address cognitive and behavioral impairments linked to age-associated vascular issues.

Q: What is the half-life of the active substance, and what does that imply?

A: Pharmacokinetic data in the official documents report that the half-life of the main active metabolite (MDL) is approximately 11 to 15 hours. This measure of how long the substance remains in the body is a factor in establishing the product's recommended dosing schedule.

Q: Does the potential for fibrosis increase with long-term use?

A: Official safety documents formally link the drug, as an ergot derivative, to the class risk of fibrosis (scarring of tissues), including valvular heart disease. This class risk is noted in regulatory documents to be associated with long-term exposure to the drug.

How should Сермион be stored and disposed of?

How to Store and Dispose of Sermion (Nicergoline)

Official regulatory information outlines specific requirements for storing and disposing of Sermion. The product must be stored at room temperature and kept in its properly labeled container with the container tightly closed.

To ensure stability and safety, store Sermion away from heat, sparks, and flames. If the tablets are broken or crushed, minimize dust generation and avoid contact with the eyes and skin, and do not breathe the dust.

Regarding disposal, contents and containers must be discarded at an appropriate treatment and disposal facility. Disposal must comply with all applicable laws and regulations and should be carried out carefully to avoid environmental release of the medication.

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

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