Cerebal

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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.

Overview of Cerebal

Quick Facts

Property Description
Active ingredient Cinnarizine
Form Tablet (Oral administration)
Pharmacological class H1-Antihistamine, Calcium Channel Blocker
Common functional class Antivertiginous agent, Cerebral Vasodilator
Origin Synthetic (Piperazine derivative)

What Type of Medicine is Cerebal (Cinnarizine)?

Cerebal is the trade name for a medicinal product containing the active ingredient Cinnarizine, a synthetic compound derived from piperazine. It is classified pharmacologically as a first-generation antihistamine that acts as an H1-receptor antagonist. Unlike typical allergy medications, Cinnarizine's primary therapeutic focus is on its functional role as an antivertiginous agent and a cerebral vasodilator. Its properties include action as a calcium channel blocker, influencing blood flow and stabilizing the vestibular system. This single active ingredient preparation is most commonly available as a standard tablet.


How Does Cerebal Generally Help Alleviate Dizziness?

The medicine generally helps by stabilizing the body’s sense of balance and improving blood flow to the structures of the inner ear, thus alleviating feelings of unsteadiness and spinning. Its dual action as a labyrinthine suppressant and vasodilator is clinically recognized for managing vestibular disorders. Functionally, Cinnarizine calms the overactivity of the inner ear's vestibular system, which controls balance. This mechanism is effective in managing discomfort associated with vertigo and motion sickness. The medicine is supplied for oral administration.

What side effects are possible with Cerebal?

Possible Side Effects and Safety Information

The safety profile for Cerebal (Cinnarizine) is structured around official regulatory classifications of adverse reactions, which primarily affect the nervous system and gastrointestinal tract. This information is based on governmental regulatory documents, which categorize effects by frequency and system.


Documented Adverse Reactions and Frequencies

Category Documented Effects
Common (ge 1/100 to < 1/10) Somnolence (Drowsiness), Nausea, Weight Increased
Uncommon (ge 1/1,000 to < 1/100) Hypersomnia, Vomiting, Fatigue, Hyperhidrosis (Excessive Sweating)
Frequency Not Known Extrapyramidal Disorder, Parkinsonism, Cholestatic Jaundice, Hypersensitivity

Safety Considerations for Specific Populations and Duration

Consideration Official Regulatory Statement
Time-Related Pattern Somnolence may occur especially at the start of treatment.
Serious Reactions Extrapyramidal Symptoms (e.g., Parkinsonism) are documented, particularly in older adults during prolonged therapy.
Pre-existing Conditions Use should be avoided in individuals with Porphyria. Caution is advised for patients with existing Parkinson's Disease or hepatic/renal impairment.

This official safety structure highlights the most frequent documented effects and specifies risks associated with long-term use in older populations, providing a clear, label-based overview of the medicine's safety characteristics.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documentation states that an overdose of Cerebal (Cinnarizine) primarily affects the Central Nervous System. Documented clinical manifestations of overdose include alterations in consciousness, ranging from somnolence to stupor and eventual coma. Other symptoms listed are vomiting, decreased muscle tone (hypotonia), and extrapyramidal symptoms.

Immediate medical attention must be sought for any suspected overdose. It is advisable to contact a poison control centre for guidance. Urgent medical intervention is required if an overdose is accompanied by severe symptoms, such as a very fast or irregular heartbeat, or if consciousness is severely impaired.

The official regulatory profile notes that clinical consequences were generally not severe in most cases; however, deaths have been reported following both single-drug and polydrug overdoses. A specific consideration highlights that seizures or convulsions have developed in a small number of young children after overdose.

Management for an overdose is strictly symptomatic and supportive care, as no specific antidote is known. Procedures such as the administration of activated charcoal may be considered, but only if the patient presents within one hour of ingesting a potentially toxic dose.

Therapeutic Uses of Cerebal

Cerebal is commonly used to help with symptoms related to systemic imbalance, particularly those affecting the inner ear. It is applied across domains where additional symptomatic support is needed for conditions like vestibular disorders and motion sickness.

The medication is primarily used for the symptomatic management of vestibular disorders like Ménière's disease and other forms of vertigo that cause the feeling of spinning or unsteadiness. It supports symptomatic relief across episodes where dizziness and imbalance become disruptive, contributing to easing the overall symptom load during these persistent manifestations.

Cerebal is applied to address symptom clusters that include pronounced vertigo, nausea, vomiting, unsteadiness, and tinnitus. It is also relevant in clinical scenarios involving motion sickness and certain manifestations of peripheral vascular disorders.

“The primary goal is to provide supportive relief during difficult symptomatic episodes.”

This symptomatic support assists with maintaining functional stability and provides supportive relief when symptoms interfere with routine activities across relevant patient groups, including older adults.


Quick Fact: Relief for Balance Symptoms
Primary Focus Symptomatic management of balance-related conditions.
Core Symptoms Vertigo (spinning), nausea, vomiting, and dizziness.
Use Context Relevant for chronic balance disorders and managing motion sickness.

Eligibility and Restrictions for Use

Who Can and Cannot Use Cerebal (Cinnarizine)?

Official regulatory documents define strict criteria for patient eligibility for Cerebal. The medicine is generally approved for use in adults and in children aged 5 years and over for conditions like motion sickness. Its eligibility is defined by absolute prohibitions and specific restrictions based on age, existing conditions, and physiological status.

Official Eligibility Constraints

Classification Population Group Regulatory Status
Absolute Contraindication Patients with known hypersensitivity to cinnarizine or excipients Contraindicated
Disease-Related Ban Patients with porphyria Use to be avoided
Age Restriction Children under 5 years Not recommended
Age Restriction Neonates and premature infants Use prohibited

Conditional Use and Restrictions

Use of Cerebal requires caution or is not recommended in several other populations. The medicine is not advisable during pregnancy and not recommended for nursing mothers as safety in these groups has not been established in humans. Patients with Parkinson’s disease can only use the medicine conditionally if the advantages officially outweigh the potential risk of aggravating the existing disease. Additionally, use should be with care in patients with hepatic or renal insufficiency due to the absence of specific studies in these populations.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documents define the interaction profile of Cerebal (Cinnarizine) primarily through the risk of pharmacodynamic potentiation and specific procedural constraints.


Documented Interaction Patterns

The most significant documented interaction involves the additive effects of Cinnarizine with substances that depress the central nervous system (CNS).

Interaction Type Interacting Substance/Class Official Regulatory Statement
Pharmacodynamic Potentiation CNS Depressants (e.g., Hypnotics, Opiates) Co-administration may potentiate the sedative effects of either medicine.
Pharmacodynamic Potentiation Tricyclic Antidepressants (TCAs) Use may result in the reinforcement of sedative properties.
Substance Interaction Alcohol (Ethanol) May potentiate the sedative effect; patients are officially advised to avoid alcoholic drink.

Procedural and Timing Constraints

Regulatory information imposes specific constraints related to diagnostic procedures and administration context.

  • Diagnostic Interference: Cinnarizine must be discontinued for a minimum of four days preceding dermal reactivity indicators (allergy tests) to prevent the antihistaminic effect from masking test results.
  • Administration Context: While not a true pharmacokinetic interaction, taking the medicine after meals is officially noted as a way to minimize the potential for gastrointestinal discomfort.

Mechanism of Action

Cerebal's Mechanism: Dual Presynaptic Modulation

Cerebal acts directly within the central nervous system, primarily targeting the presynaptic nerve terminals in the spinal cord. The drug exerts its action through a dual mechanism. First, it functions as an inhibitor or blocker of Voltage-Gated Ca^2+ Channels (VGCCs), specifically the N-type and P/Q-type subtypes. Second, it acts as a partial agonist at the inhibitory GABA-B receptor.

This combined activity reduces the requisite calcium ion influx into the presynaptic terminal, thereby inhibiting the release of excitatory neurotransmitters such as glutamate and Substance P. This suppression of excitatory signaling within the spinal reflex arcs and motor pathways reduces the transmission of signals to efferent neurons that regulate muscle tone and reflex excitability, resulting in a decrease in efferent nerve activity, muscle tone, and spinal reflex magnitude.

Dosage and Administration Information

How to Use Cerebal: Official Administration Guidelines

Cerebal, which contains the active ingredient Cinnarizine, is used according to specific usage patterns for the management of vestibular symptoms and motion sickness prophylaxis. The established administration route is oral using tablets or capsules.

Standard Dosing and Frequency

Official regimens differentiate based on the context of use:

  • For Vestibular Disorders (e.g., balance problems): Adults typically use a maintenance regimen of 25 mg three times daily, or in some formulations, 75 mg once daily. The maximum recommended adult dose is 225 mg daily.
  • For Motion Sickness Prevention: The initial dose for adults is 25 mg, which must be taken half an hour to two hours before travel begins. If needed, repeated doses may be taken during the journey.

Administration Conditions and Timing

Regardless of the indication, the medicine should preferably be taken after meals or with food. This specific timing instruction is included to minimize potential gastric discomfort associated with the medicine.

Special Procedural Rules

If repeat dosing is required during prolonged travel for motion sickness, a minimum interval of 8 hours must be left between doses. For children aged 5 to 12 years, the dose administered is generally set at half the adult dose across both indications. The treatment duration for chronic inner ear conditions may extend for several weeks to months, while use for motion sickness is short-term and limited to the period around the journey.

Recent Clinical Evidence

Research evidence / Overview of Studies for Cerebal (Cinnarizine)

The research evidence for Cerebal (cinnarizine) focuses on conditions characterized by systemic or functional imbalance, primarily exploring outcomes related to short-term, episodic symptom patterns rather than long-term disease modification. Research has explored the medicine both as a monotherapy (Cerebal) and as part of a fixed-dose combination with another studied active ingredient.


Evidence for Use in Vestibular Vertigo

Research examining the use of Cinnarizine for dizziness and spinning involves short-term Randomized Controlled Trials (RCTs) and comprehensive meta-analyses in adult populations. These studies are relevant in trials assessing short-term or episodic symptom patterns, focusing on outcomes related to systemic or functional imbalance.

Researchers monitored how symptoms evolved in the observed populations by measuring the reduction of a composite vertigo score (MVS) over treatment periods typically lasting about four weeks. Findings describe patterns observed in the studies, often comparing Cinnarizine to placebo or other active treatments. However, the strongest evidence base often supports the fixed-dose combination containing Cinnarizine.


Evidence for Use in Ménière's Disease and Related Syndromes

For conditions characterized by fluctuating or episodic manifestations like Ménière's disease, research has explored Cinnarizine in Controlled Studies and Observational Settings. Studies monitored outcomes describing episodic or acute changes, such as the frequency of vertigo spells per month and shifts in symptoms like tinnitus intensity.

The available data show patterns related to Cinnarizine's use in combination with other agents. Some early studies on Cinnarizine monotherapy in this condition reported limited evidence on the medicine's influence on core disease outcomes. Overall, the certainty remains low for Cinnarizine monotherapy in this indication, and some sources note a need for further high-quality RCTs in this specific area.


Areas Where Research Remains Uncertain

The overall evidence landscape highlights several key limitations in the available research. One major observation is the reliance on the fixed-dose combination product for the highest quality evidence, meaning results apply only to the populations studied under those specific combination regimens. Additionally, for certain complex conditions like Ménière's disease, comparative evidence with other long-term prophylactic drugs is lacking, and some trials have sample sizes that were modest.

Most pivotal trials used to establish the evidence base for symptomatic relief in vertigo have limited follow-up durations, often concluding effectiveness evaluations after only four weeks. The research does not determine whether an individual will respond similarly.

Key Studies & References

  1. Cinnarizine and Dimenhydrinate Fixed Combination versus Betahistine in the Treatment of Vertigo: A Systematic Review and Meta-Analysis of Randomized Trials

Frequently Asked Questions (FAQ)

Common questions about Cerebal (FAQ)


Q: Can Cerebal cause weight changes, according to the official materials?

According to the official product information, an increase in body weight ('Weight Increased') is documented as a Common documented effect. This means it has been reported by at least 1 out of every 100 people in documented patient populations.


Q: Can Cerebal interact with certain over-the-counter cold and flu medicines?

Official regulatory warnings state that Cerebal can have additive sedative effects when taken with substances that depress the central nervous system (CNS depressants). Many over-the-counter cold and flu products contain ingredients that act as CNS depressants. This indicates a need for discussion with a healthcare professional regarding potential additive effects.


Q: Can people with a history of seizures safely use Cerebal?

Regulatory information advises caution regarding Cerebal, especially for pre-existing neurological conditions. In reports of overdose, seizures have developed in a small number of young children. Regulatory documents indicate a need to discuss the use of this medicine with a healthcare professional when there is a pre-existing history of seizures.


Q: Is Cerebal a type of antidepressant or something else?

Cerebal, which contains the active ingredient Cinnarizine, is officially classified as an antihistamine with antivertigo and antiemetic properties. It is not classified as an antidepressant.


Q: Does Cerebal have any long-term effects that are officially documented?

Official safety documentation notes that some serious side effects, specifically Extrapyramidal Symptoms (involuntary movement disorders) and Parkinsonism, are documented. These effects have been observed, particularly in older adults who receive the medicine during prolonged periods of therapy.


Q: Is it normal to feel no change right after starting Cerebal?

Yes, it can be normal. The medicine is described as being absorbed relatively slowly into the body. Official data indicate that the highest levels of the medicine in the bloodstream typically occur one to three hours after a dose is taken, meaning the full effect may not be immediate.


Q: How long does it typically take for people to notice the effects of Cerebal?

The time it takes for the medicine to reach its highest level in the blood is reported as one to three hours after the dose is taken. For prophylaxis of motion sickness, official guidance describes taking the dose before travel begins.


Q: If I miss a dose of Cerebal, what do the official guidelines suggest?

Official patient guidelines generally suggest taking the forgotten dose as soon as it is remembered. Official guidelines describe that after taking the forgotten dose, an individual should resume their usual schedule and not take an extra dose to compensate.


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

Official safety warnings state that Cerebal may cause drowsiness or somnolence, especially when treatment is first started. If an individual experiences drowsiness, official warnings state that performing tasks requiring mental alertness, such as driving or operating complex machinery, is not recommended.


Q: Can women who are pregnant or breastfeeding use Cerebal, according to the label?

According to the official product information, use of Cerebal is typically described as not advised for women who are pregnant, planning to become pregnant, or who are breastfeeding.


Q: What happens if I stop taking Cerebal suddenly?

Clinical guidelines suggest that using vestibular suppressants for long periods may interfere with the body's natural balance recovery process, known as vestibular compensation. Discontinuation guidance is often based on the goal of not delaying this natural recovery.


Q: Is the main purpose of Cerebal to cure the condition or manage symptoms?

Cerebal is officially indicated for the control and prevention of symptoms associated with vestibular disorders and motion sickness. These indications are classified as symptom management (prophylaxis) rather than a curative treatment for the underlying conditions.


Q: Why do some people say they experience stomach issues with Cerebal?

Official documents note that Cerebal, like other medicines in its class, may potentially cause irritation in the stomach, known as epigastric discomfort. Taking the medicine after meals or with food is a specific administration instruction to help minimize this potential gastric irritation.


Q: Is there a generic version of Cerebal available?

Yes, Cerebal is a brand name for the active ingredient Cinnarizine. Cinnarizine is available generically and may be marketed under various names internationally.


Q: What happens if I take too much Cerebal?

Overdose reports have documented symptoms that can include changes in consciousness, ranging from deep sleepiness to unresponsiveness, as well as vomiting and involuntary movements. The treatment approach described in regulatory documents for overdose is centered on supportive care, as there is no specific antidote listed.


Q: What is the definition of the condition Cerebal is approved to treat?

Cerebal is approved for use in conditions that cause vestibular symptoms, which are feelings of dizziness, instability, and spinning (vertigo). It is also approved for motion sickness prevention, which is the discomfort experienced during travel, often involving nausea and vomiting.


Q: Can I take Cerebal with my vitamins and mineral supplements?

Official patient information advises that individuals should tell their healthcare professional about all products they are taking. This includes herbal remedies, vitamins, and mineral supplements, as there is a need to identify all potential interactions.


Q: What are the official guidelines for when to discontinue Cerebal?

Official consensus suggests that the medicine’s use should be limited to managing acute symptoms and discontinued promptly when symptoms improve. This approach is intended to avoid interfering with the body's natural processes for balance recovery.


Q: Is there a risk of allergic reaction to Cerebal, and what are the signs?

Hypersensitivity (allergic reaction) is listed in official documentation as an effect where the frequency is not known. Official patient leaflets describe signs of an allergic reaction that may include a rash, wheezing, breathlessness, or swelling of the eyelids, face, or lips.


Q: What kind of warnings are listed regarding interactions with herbal supplements?

Official patient information advises individuals to consult a healthcare professional regarding all herbal remedies and supplements. This is especially important for those supplements that might increase effects like sleepiness, dry mouth, or difficulty urinating.


Q: Does Cerebal affect blood pressure or heart rate?

Cerebal's action is known to involve selective inhibition of calcium influx, which gives it antivasoconstrictor properties. However, significant adverse effects related to blood pressure or heart rate are generally not reported. However, as with any medicine, communicating any concerns about cardiovascular health to a healthcare professional is important.


Q: Are there any studies focusing on the use of Cerebal in children or teenagers?

The official documentation provides specific dosing for children aged 5 to 12 years for both of the approved uses. However, the summaries of the main research trials used to establish effectiveness primarily focus on adult patient populations, and use in children under 5 years is not authorized.


Q: Why is Cerebal sometimes prescribed in combination with other medicines?

Cerebal is available as a fixed-dose combination with other active agents, such as Dimenhydrinate. This combination is intended to address the multiple aspects of conditions like vertigo by targeting both the inner ear and the central nervous system, aiming to enhance the overall symptomatic control.


Q: How should I communicate with my doctor about the side effects I experience on Cerebal?

Official regulatory bodies emphasize that patients should report any side effects they experience while taking the medicine. This includes all effects, especially those that are serious or unexpected, to their healthcare professional or the national safety monitoring body.


Q: Is Cerebal safe to use for older adults, based on regulatory information?

Official safety documentation specifically highlights a concern for older adults during prolonged treatment. The risk of developing serious side effects such as Extrapyramidal Symptoms (movement disorders) or Parkinsonism is documented as being higher in this population under these circumstances.


Q: What should I know about taking Cerebal if I have kidney issues?

Official regulatory information states that caution is advised when Cerebal is used in patients who have existing impairment of the renal (kidney) or hepatic (liver) function. Use under these circumstances requires careful consideration by a healthcare professional.

How should Cerebal be stored and disposed of?

Official Storage and Disposal Profile (Based on Regulatory Standards)

Storage Domain Official Requirement (Derived from Regulatory Documents)
Temperature & Environment Store at room temperature, away from excess heat, moisture (do not store in the bathroom), and light. Do not freeze the liquid form.
Container & Handling Keep the medication in its original container, tightly closed. The oral suspension must be shaken well before each use. Extended-release capsules must be swallowed whole and not crushed or chewed.
Child Protection Keep the product out of sight and reach of children at all times. Use safety caps and store in a safe, locked location.
Disposal Discard any medicine that is outdated or no longer needed. The product must be disposed of according to a healthcare professional's advice, often utilizing a drug take-back program. For home disposal, mix the medicine with an undesirable substance (e.g., used coffee grounds) and seal it in a plastic bag before placing it in the trash. Do not flush down the toilet unless explicitly instructed by a government authority.

These storage and disposal constraints are derived from authoritative government regulatory documents to ensure the product's stability, labeled quality, and public safety.

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

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