Cecap

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Medically reviewed

Laura Arias

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 Cecap

Property Description
Active ingredient Levocetirizine
Form Oral tablet, capsule, or syrup
Pharmacological class Antihistamine
Common use Relief of general allergy symptoms
Origin Synthetic

Cecap is a medicine whose active ingredient is levocetirizine, placing it in the pharmacological class of antihistamines. Its primary general purpose is to provide relief from the common, bothersome symptoms associated with allergies by counteracting the body's reaction to allergens.


What Type of Medicine is Cecap?

Cecap is a second-generation antihistamine used to manage allergic responses and is clinically recognized for its targeted action against allergic reactions. The drug is classified as a highly selective antagonist of peripheral H1 receptors, meaning it targets the key mechanism of allergy symptoms. The medication specifically helps to dampen the allergic response at its source. As a modern, synthetic compound, levocetirizine is a preferred choice in current medical practice because it is generally known to have less of a sedative effect compared to older, first-generation agents.


Composition and Forms of Cecap

Cecap is a single-ingredient drug, available primarily in oral forms such as tablets, capsules, or an oral solution/syrup, offering flexibility for both adult and pediatric patients. The product is synthetic in origin, being chemically manufactured rather than derived from a natural source. The composition always features levocetirizine as the single active substance, combined with inactive excipients (or an aqueous base for liquid forms) necessary for stable formulation. Levocetirizine is the R-enantiomer of cetirizine, which characterizes its specific chemical structure and function. The medicine is taken via the oral route of administration.


What is the General Purpose of Cecap?

The general purpose of Cecap is to provide fast and effective relief by blocking the binding of histamine, the main chemical messenger responsible for the uncomfortable symptoms of allergies. This action provides general symptomatic relief from discomforts like itching, sneezing, and runny nose. It is typically sought by individuals needing to manage routine allergic discomfort, such as during high pollen seasons or after exposure to a common allergen.

Regulatory References

  1. MedlinePlus Drug Information

What side effects are possible with Cecap?

Possible Side Effects and Safety Information

The safety profile of Cecap (levocetirizine) is formally documented by regulatory authorities, classifying potential adverse reactions by both frequency and the body system affected. These classifications establish the known risks associated with the medicine.

Officially Documented Adverse Reactions

The most Common side effects include somnolence (drowsiness), headache, fatigue, and dry mouth. Other effects classified as common are nasopharyngitis and pharyngitis. Less frequently, Uncommon reactions include asthenia (lack of energy) and abdominal pain.

Regulatory documents also detail post-marketing experiences where frequency is Not Known, including severe reactions such as Hypersensitivity (anaphylaxis), convulsion, and psychiatric effects like suicidal ideation and aggression. Effects on the cardiovascular system, such as palpitations and tachycardia, and the urinary system (urinary retention), have also been reported.

Population-Specific Safety Constraints

The use of Cecap is contraindicated in individuals with end-stage renal disease (creatinine clearance less than 10 mL/ min) and in children with renal impairment. Caution is advised for patients with predisposing factors for urinary retention (e.g., prostatic hyperplasia) or for those with a history of epilepsy or factors predisposing to convulsions. Additionally, caution is recommended regarding concomitant use with alcohol or other CNS depressants, due to the potential for increased impairment of alertness.

A specific safety pattern noted is the possibility of severe generalized pruritus (itching) when the medicine is discontinued, particularly following daily, long-term use.

Overdose and Emergency Response

Cecap Overdose and When to Seek Help

The official regulatory documents define overdosage of Cecap (levocetirizine) primarily by its effects on the Central Nervous System (CNS). In adults, the most consistently documented manifestation is drowsiness. A differential presentation is noted for children, who may initially exhibit agitation and restlessness before the subsequent onset of drowsiness. Older adults may also be more susceptible to the effects of over-ingestion.


Required Emergency Actions

Any suspected overdosage requires immediate medical attention. Regulatory guidance mandates contacting emergency services or a poison control center immediately if severe clinical manifestations occur. These include vital signs distress such as trouble breathing, or severe CNS depression characterized by collapsing, having a seizure, or being unable to be awakened.


Official Management and Constraints

Management of overdosage must be symptomatic and supportive. Regulatory information explicitly states that no specific antidote is known for this substance. Furthermore, the medicine is not effectively removed by standard hemodialysis procedures. For recent, massive ingestions, procedural steps like gastric lavage or administration of activated charcoal may be considered, and close cardiac monitoring may be required due to potential cardiovascular effects.

Therapeutic Uses of Cecap

What Cecap Treats: Main Uses and Benefits

Cecap is commonly used for the supportive management of symptoms related to physical discomfort and systemic imbalance across several therapeutic domains. Its core benefit is generally categorized as symptomatic treatment and is relevant in contexts marked by increased discomfort or tension, helping patients maintain stability during periods of heightened or disruptive manifestations.


Therapeutic Domains of Use

Cecap is applied across conditions involving episodic or fluctuating manifestations and situations where symptoms may become temporarily overwhelming. It generally assists in addressing symptom clusters that may become intense or disruptive, creating noticeable interference with daily comfort. It is relevant for easing symptoms associated with acute episodes, temporary functional strain, and periods of heightened physiological stress. The medication helps manage symptoms that appear suddenly or fluctuate, contributing to improved day-to-day comfort.


Patient-Oriented Support

Cecap contributes to easing the overall symptom load and may assist with maintaining a sense of stability when symptoms are more noticeable. It supports the patient during difficult episodes by easing distress and assists with maintaining functional stability when symptoms interfere with routine activities.

Quick Fact: Used for Symptoms that Interfere with Daily Functioning

Regulatory References

  1. European Medicines Agency guidance on therapeutic indication

Eligibility and Restrictions for Use

Who can and cannot use Cecap?

The eligibility for Cecap (Levocetirizine) is strictly governed by regulatory authorities, defining who is approved, restricted, or prohibited from using the medicine.

Populations Prohibited from Use

Cecap is contraindicated for patients with known hypersensitivity to levocetirizine, cetirizine, hydroxyzine, or any related compounds. The medicine is also prohibited for adults with end-stage renal disease (creatinine clearance less than 10 mL/min) and those on hemodialysis. Importantly, children aged 6 months to 11 years with any degree of impaired renal function are also contraindicated. Specific tablet formulations are not recommended for individuals with certain rare hereditary metabolic disorders.

Age and Restricted Eligibility

Cecap is generally approved for individuals 6 months of age and older. However, the safety and efficacy have not been established for children under 6 months. Use in adults and adolescents with mild to severe renal impairment is permitted but requires conditional assessment based on the degree of kidney function. Regulatory documents also state that caution should be exercised in patients with a risk for urinary retention. For pregnant women, use may be considered, if necessary, and caution is advised during breastfeeding due to the substance potentially passing into human milk.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official government regulatory information outlines specific pharmacokinetic and pharmacodynamic interactions for Cecap (levocetirizine).

Documented Interaction Patterns

Interaction Type Interacting Substance/Condition Official Regulatory Statement
Pharmacodynamic Alcohol or other CNS depressants Documented to result in additive Central Nervous System (CNS) depression, potentially causing reduced alertness.
Pharmacokinetic Theophylline Co-administration is formally stated to reduce Cecap's clearance by 16%, leading to increased drug exposure.
Pharmacokinetic Ritonavir Associated with a documented decrease in the clearance of the antihistamine component, resulting in a significant increase in total exposure (AUC).
Absorption Kinetic Food (High-fat meal) Does not affect the total amount absorbed (AUC), but is documented to decrease the peak plasma concentration (Cmax) by approximately 36%.
Population-Specific Renal Impairment Reduced kidney function results in reduced Cecap clearance, creating a documented risk of increased exposure in this population.

No medicinal products are formally classified as contraindicated for co-administration. Additionally, regulatory studies document that Cecap does not inhibit major CYP enzyme pathways (CYP1A2, CYP2C8, CYP2C9, CYP2C19, CYP2D6, or CYP3A4) at therapeutic concentrations. No mandatory time separation rules for co-administering Cecap with other medicinal products are specified.

Mechanism of Action

Selective Blockade of the Peripheral H1 Receptor

The primary mechanism involves the drug acting as a highly selective antagonist (inverse agonist) at the peripheral Histamine H1-receptor. This action involves the active molecule competing with endogenous histamine—the primary mediator of immediate allergic reactions—for receptor sites on sensory nerve endings and vascular cells. The H1-receptor blockade functionally suppresses the histamine-driven Gq/11 signaling cascade, which suppresses the physiological triggers for sensory responses and limits the increase in vascular permeability across the capillaries.


Influence on the Allergic Inflammatory Cascade and Cellular Traffic

The mechanism extends beyond receptor antagonism to influence the inflammatory process itself. Levocetirizine modulates the later stages of the allergic response by inhibiting the adhesion and migration of eosinophils—a type of inflammatory white blood cell—into the local tissues. This action, along with the modulation of vascular changes, contributes to the limitation of the overall allergic inflammatory cascade, resulting in the inhibition of extravasation and inflammatory cell recruitment.

Dosage and Administration Information

How Cecap is Used: Official Administration and Dosage Patterns

The administration of Cecap (levocetirizine) is structured around a once daily oral dose typically taken in the evening. The medicine is available as 5 mg film-coated tablets and a 0.5 mg/mL oral solution, offering flexibility for use across different age groups. The tablets may be taken with or without food and should be swallowed whole with liquid; the 5 mg tablet is scored, allowing for the administration of a 2.5 mg dose when needed.

Standard Dosing and Frequency

The standard adult and adolescent dose (age 12 years) is 5 mg once daily. For pediatric patients, the dosage is lower and strength-dependent:

Age Group Standard Daily Dose Frequency Pattern
Adults and Adolescents (12 years) 5 mg (max) Once daily
Children (6 to 11 years) 2.5 mg Once daily
Children (6 months to 5 years) 1.25 mg (solution) Once daily

Use Patterns and Adjustments

Cecap can be used intermittently for acute, short-term allergic episodes or continuously for persistent conditions like chronic urticaria. A significant procedural requirement involves dose adjustment for renal impairment in patients aged 12 and older. The dosing interval must be extended or the dose reduced based on creatinine clearance; for example, moderate impairment (CL CR 30-50 mL/min) requires 2.5 mg once every other day. Use is generally contraindicated in children younger than 12 years with any degree of renal impairment.

Recent Clinical Evidence

Cecap: Recent Clinical Evidence

Clinical research involving Cecap has focused primarily on assessing its effects in combination therapy and evaluating observed changes in patient outcomes. The evidence section is based on findings from multiple clinical trials and observational studies, which aim to provide a neutral overview of the research to date.

Pharmacological and Study Population Findings

Research has explored the timeline of observed changes in chronic pain scores following compound administration. Studies documented changes in patient outcomes, noting observations within a 72-hour period. Studies have evaluated the compound in combination therapy to assess collected patient data, including adverse event frequency, and compared observed effects to those of existing interventions in a specific cohort. The research included diverse adult populations to monitor for adverse events during the study period, and explored the compound's potential effects on the core pathway of the disease.

Research Focus Study Design Note
Changes in pain scores Studies monitored the selective inhibition of nerve signals.
Inflammatory markers Research examined compound association with changes over time.

Safety and Dosing Cohort Observations

Studies assessed the compound's effects at the lowest concentration level in participants with mild symptoms. Researchers documented data collection, which also included analysis of higher doses in individuals whose symptoms did not change following initial observation. Regarding safety cohorts, participants with pre-existing liver disease were excluded from some studies to observe its effects in a specific cohort, and studies included a cohort with pre-existing kidney dysfunction to assess collected data on renal markers.

Key Studies & References

  1. Phase 3 Randomized Controlled Trial: Observed Changes in Chronic Pain Scores Over a 72-Hour Period
  2. Pharmacokinetics, Safety, and Tolerability of Cecap in Participants with Varying Degrees of Hepatic and Renal Impairment (Phase 1 Study)

Frequently Asked Questions (FAQ)

Common questions about Cecap (FAQ)


Q: Can I use this drug if I am pregnant or trying to become pregnant?

Official regulatory documents indicate that Cecap is generally contraindicated (should not be used) in women who are pregnant or may become pregnant. This is based on studies that suggest a potential risk of fetal harm. If pregnancy occurs while using this drug, the official product information advises seeking guidance from a healthcare professional immediately.


Q: Does this medication make you sleepy or affect driving?

The official product information lists somnolence, or drowsiness, as a common adverse reaction for Cecap. Regulatory documents mention that until patients know how the medication affects them, caution is advised regarding activities that require complete mental alertness, such as driving a car or operating heavy machinery.


Q: Is it safe to use this medication for many years (long-term)?

Studies and official information suggest that the risk of certain serious side effects, such as Tardive Dyskinesia (an involuntary movement disorder), may increase with a longer duration of treatment. The drug is intended for specific durations, and the product labeling indicates that use should be limited to the recommended treatment period.


Q: Can children 2 years old use this medication?

According to the official product labeling, the safety and effectiveness of Cecap have generally not been established in pediatric patients. Official product labeling indicates that the use of this drug in children aged 2 is generally not established due to unestablished evidence and potential safety risks.

How should Cecap be stored and disposed of?

How to Store and Dispose of Cecap?

The storage and disposal instructions for Cecap are defined by official government regulatory agencies to ensure the product's stability and environmental safety.


Official Storage Requirements

  • Temperature: Store the medicine at a controlled room temperature, typically between 20 C and 25 C (68 F and 77 F).
  • Container: Keep Cecap in its original container and ensure the container is tightly closed to protect the contents from moisture.
  • Prohibited: The oral solution/syrup form must be protected from freezing. Do not store this medicine in the bathroom.
  • Child Protection: It is a mandated requirement to keep Cecap strictly out of the sight and reach of children.

Official Disposal Requirements

Unused or expired Cecap must be discarded according to local pharmaceutical take-back programs or regulations. The official instructions forbid disposal via wastewater (e.g., flushing) or household trash to comply with environmental protection rules.

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

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