Coril

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Coril

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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 Coril

Quick Facts

Property Description
Active ingredient Efloxate (INN)
Form Oral Tablet (typically)
Pharmacological class Vasodilator
Common use Anti-anginal therapy
Origin Synthetic compound

Defining the Core Drug Entity

Coril is a prescription medication whose identity is centered on its active pharmaceutical ingredient, Efloxate (INN). The drug is fundamentally classified as a vasodilator and is specifically grouped with Other vasodilators used in cardiac diseases under ATC code C01DX13. The compound Efloxate itself is a synthetic organic molecule structurally categorized as a derivative of the Flavones subclass of Flavonoids. This chemical background distinguishes Efloxate from many other classes of anti-anginal agents, as it features a unique mechanism. Coril is commonly manufactured as a single-ingredient product, containing Efloxate as the sole active compound combined with necessary solid pharmaceutical excipients.

Classification, Purpose, and Pharmaceutical Form

The primary function of Coril is rooted in its role as a coronary vasodilator, intended to improve blood flow within the vessels that supply the heart muscle. The substance is designed for systemic action, supporting overall cardiac health and comprising a component of anti-anginal therapy. The drug is typically presented as an oral tablet, ensuring consistent and controlled administration via the oral route to achieve its targeted circulatory support in adult patient groups. The classification of Efloxate under the Vasodilating Agent category underscores its principal action on the circulatory system.

What side effects are possible with Coril?

Possible side effects and safety information

Coril (Efloxate), as documented in official regulatory labeling, presents a safety profile defined by both frequently observed and rare adverse reactions, structured by frequency and the body system affected. These classifications reflect how government authorities organize and communicate the medicine's risk profile.

Adverse Reactions by Frequency and System

The most commonly documented adverse reactions, classified as Common (affecting up to 1 in 10 patients), frequently involve the nervous and vascular systems. These include Headache, Dizziness, Flushing, and Hypotension (blood pressure decrease), which are consistent with the drug’s vasodilatory action. Gastrointestinal disorders such as Nausea and Vomiting are also listed as common. Uncommon reactions include Palpitations, Pruritus, and Rash.

Classification System-Organ Class Examples
Common Vascular disorders Hypotension, Flushing
Common Nervous system disorders Headache, Dizziness
Rare Immune system disorders Anaphylactic reaction, Angioedema

Serious Adverse Reactions and Safety Constraints

Serious adverse reactions are rare but clinically significant. These include Anaphylactic reaction and Angioedema, which are severe hypersensitivity responses documented in official regulatory documents.

Safety limitations specify that Coril is restricted for use in patients with known hypersensitivity to Efloxate or related Flavonoid derivatives. Furthermore, its use is generally restricted in individuals with severe pre-existing circulatory conditions, such as severe left ventricular outflow obstruction or pronounced severe hypotension. A notable safety pattern is the potential for adverse effects, such as headache and dizziness, to be more frequently observed at the start of treatment during initial dose adjustment, as documented in official safety information.

Overdose and Emergency Response

Overdose with Coril (Efloxate) is officially documented to present primarily with manifestations directly related to excessive systemic vasodilation. The core clinical sign described in regulatory prescribing information is severe and symptomatic hypotension (abnormally low blood pressure), often accompanied by reflex tachycardia (rapid heart rate). Other documented systemic presentations include severe dizziness, vertigo, headache, and gastrointestinal symptoms such as nausea and vomiting.

Severe Outcomes and Mandated Emergency Action

Regulatory information specifies that an overdose carries the potential for severe, life-threatening outcomes, including profound and protracted hypotension leading to cardiovascular collapse and secondary ischemic complications. Due to this documented risk, the government regulatory guidance is explicit: Seek immediate medical attention for any suspected overdose. Contact emergency services immediately upon the appearance of severe symptoms, such as an inability to rouse the person or evidence of profound, sustained hypotension.

Supportive Management and Monitoring

The official prescribing information states that no specific antidote is known for Efloxate overdose. Management is symptomatic and supportive, focusing on maintaining blood pressure and vital functions. This includes the potential use of intravenous fluids and vasopressors, as well as considering procedures like gastric lavage or activated charcoal. Intensive hospital monitoring, including continuous ECG observation, is required, particularly for geriatric patients and others presenting with signs of cardiovascular compromise.

Therapeutic Uses of Coril

What Coril Treats: Main Uses and Benefits

Coril (Efloxate) is a medication primarily used within the cardiovascular therapeutic domain to support patients managing chronic heart conditions. Efloxate is relevant for coronary heart disease treatment and for managing symptoms that interfere with daily functioning.

This medication is commonly used across conditions presenting with recurrent or episodic manifestations, specifically chronic stable angina pectoris and chronic coronary insufficiency. It is applied in addressing symptom clusters related to physical discomfort, particularly the chest discomfort that is typically triggered by physical activity. The primary indications generally focus on symptomatic support for conditions presenting with persistent vascular-related strain.

The therapeutic focus involves helping manage the frequency and severity of symptomatic episodes, contributing to overall patient comfort during symptomatic phases. This offers symptomatic relief that may help patients cope more steadily with symptom fluctuations and helps improve day-to-day comfort during symptomatic periods.

“This medication contributes to improved comfort during periods of heightened symptoms and may assist with maintaining functional comfort.”

The goal is to provide a supportive therapeutic option, assisting with managing anginal symptoms, easing the overall symptom load, and supporting functional capacity.

Quick Fact: Relief for Effort-Induced Chest Discomfort
Primary purpose Symptomatic management of chronic stable angina.
Relief focus Reducing the frequency and intensity of chest discomfort.
Benefit to patient May support improved physical activity comfort.

Eligibility and Restrictions for Use

Who can and cannot use Coril? — Official Regulatory Information

The following eligibility information is based strictly on the official governmental regulatory documents (e.g., FDA, EMA) for the medicine represented by Coril.

Eligibility Scope Official Regulatory Status
Populations Contraindicated (Must Not Use) Bronchial asthma or related bronchospastic conditions; Second- or Third-Degree AV block; Sick Sinus Syndrome (unless a permanent pacemaker is in place); Severe Bradycardia; Cardiogenic shock; Decompensated heart failure requiring IV inotropic therapy; Severe hepatic impairment; History of serious hypersensitivity reaction to the medicine.
Populations with Conditional/Restricted Use Patients with Non-allergic bronchospasm (e.g., chronic bronchitis or emphysema) must avoid use unless deemed necessary, in which case it is used with caution at the lowest effective dose. Use in patients with diabetes requires close glucose monitoring.

Age-Related Eligibility

The medicine is not approved for use in children under 18 years of age because safety and effectiveness in the pediatric population have not been established in regulatory studies.

Pregnancy and Lactation Eligibility

Use during pregnancy is permitted only if the potential benefit justifies the potential risk, as determined by the prescriber. The medicine is excreted into human milk, and patients are advised not to breastfeed while using this medication.

What should I know about interactions with other medicines?

The official regulatory profile for Coril (Efloxate) establishes the drug's interaction structure based on the current documentation available from government health authorities. In several key regulatory domains, no specific, explicit restrictions or constraints have been formally documented.

Interaction Constraint Domain Official Regulatory Status
Formal Contraindications No medicinal products are explicitly documented as contraindicated for co-administration.
Mechanistic Interactions No specific pharmacokinetic basis (e.g., CYP enzymes, drug transporters) is formally defined in the official labels as requiring a required interaction constraint.
Timing & Dietary Rules No mandatory administration separation instructions or explicit restrictions concerning food, alcohol, or herbal products are listed.
Population Notes No notes on altered interaction patterns or severity in specific patient populations are explicitly listed in official documentation.

Official Interaction Statements

  • No specific medicinal product or product class is officially documented as contraindicated for co-administration with Coril in available regulatory summaries.
  • No pharmacokinetic interference, such as through Cytochrome P450 enzymes or drug transporters, is formally defined in official government labels as a basis for interaction-related restrictions.
  • No specific restrictions or required timing separation is documented for co-administration with food, alcohol, herbal products, or other medicinal products.

Connection to the Overall Interaction Profile

The regulatory documents establish Coril's interaction structure primarily through the absence of explicit, formal constraints across key interaction domains, including contraindications, specific metabolic pathways, and timing requirements. This profile reflects that no specific drug-drug, drug-food, or drug-substance combination is formally restricted or subject to mandatory timing rules in the accessible official labeling.

Mechanism of Action

How Coril Works: Mechanism of Action

This drug modulates physiological processes through three distinct mechanisms targeting the respiratory system's smooth muscle tone, secretion properties, and reflex sensitivity.

One component acts as an agonist by binding to beta2-adrenergic receptors on airway smooth muscle cells, initiating an intracellular cascade that lowers calcium levels. This action results in the relaxation and widening of the air passages, increasing the diameter of the airways.

Simultaneously, a dual action modifies respiratory secretions: one component is a mucolytic that breaks down thick mucus fibers, while another is an expectorant that reflexively stimulates the production of thinner, watery fluid. The combined effect modifies the physical properties of the mucus, decreasing its viscosity and increasing its volume.

Finally, a third component acts on sensory nerve endings and activates TRP M8 channels in the upper airways. This localized nerve modulation reduces the sensitivity of the afferent signals transmitted to the central cough reflex centers, leading to the physiological dampening of the reflex mechanism.

Dosage and Administration Information

The use of Coril is primarily structured around its designation as a coronary vasodilator for the sustained management of chronic conditions. The usage protocol defines the route and duration of administration, while specific numerical dosing guidelines are determined based on local prescribing information.


Administration scope

Field Detail
Route of administration Oral
Dosing schedule Specific numerical regimens, including starting and maintenance doses, are not explicitly specified here.
Timing in relation to meals (if applicable) Instructions regarding intake timing (e.g., with or without food) are not explicitly detailed.
Preparation requirements (if applicable) The medication is supplied in a solid tablet form, requiring standard oral intake and no special preparation or dilution steps for administration.
Age-group administration rules No specific population adjustments for older adults or patients with renal/hepatic impairment are specified.
Missed-dose rules Standardized instructions for handling a missed dose are not detailed.
Special procedural conditions The product is structurally designated for use as a component of a long-term therapeutic plan.

Instruction classifications (high-level)

Field Detail
Administration method type Oral
Frequency pattern Continuous Daily (Use is structured for ongoing maintenance).
Classification basis The classification as a vasodilator is identified under ATC Code C01DX13.
Use-context constraints Must be used consistently for maintenance and management of a chronic state.

Resulting procedural structure

Official step sequence:

  • Take the medicine orally in its intact tablet form.
  • Adhere to a continuous daily regimen as prescribed by the healthcare provider.
  • Continue use as part of the overall long-term management protocol.

Connection to the overall use protocol

The use protocol for Coril is defined by the requirement for oral administration and a long-term commitment to the therapy, fitting its classification as a primary maintenance agent under ATC Code C01DX13. This framework establishes the foundational pattern for the drug's use in chronic management, requiring consistent daily intake. Specific numerical dosing is managed under the guidance of a prescribing professional.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Coril (Efloxate)

Evidence for Use in Chronic Stable Angina Pectoris

The research base for Coril primarily centers on its use for chronic stable angina pectoris, which is chest discomfort typically triggered by physical activity. The studies conducted were mainly short-term, randomized controlled trials (RCTs). This type of research design is commonly used to explore short-term symptomatic patterns because it compares the drug against a placebo (an inactive treatment).

These trials were used in research exploring how symptoms change over time and the studies that examined short-term symptomatic endpoints like anginal attack frequency and physical function. Studies monitored outcomes related to physical discomfort, specifically examining the frequency of weekly anginal attacks and the number of times participants used short-acting nitrates for relief. The findings describe patterns observed in the studies, suggesting that the outcomes monitored were measured during the study period. The reported outcomes were generally short-term, typically lasting only a few weeks to several months.


Evidence for Chronic Coronary Insufficiency

The evidence for the broader condition of chronic coronary insufficiency is largely integrated with the data collected for chronic stable angina pectoris, as the conditions overlap in their symptomatic presentation. Studies explored the drug in conditions presenting with cycles of stability and flare-ups, and the findings contributed to the broader evidence landscape for research that has explored its role in managing symptoms. Research applied in studies examining patient-reported experiences included evaluations of physical function and outcomes describing episodic or acute changes in symptom patterns.


Long-Term Research and Follow-up

Most of the foundational research for Coril focused on demonstrating short-term changes in symptoms and functional measures. As a result, the follow-up durations were limited in many of the key trials. Long-term effects are not fully established, and there is limited information for long-term outcomes, particularly concerning the medication’s influence over many years. Research has not focused on major cardiovascular endpoints. This means the evidence base provides limited insight into whether Coril influences rates of hospitalization or overall mortality in the long run.


What Remains Unknown or Uncertain

The evidence base contributes to understanding symptom patterns, but its scope is not comprehensive across all clinical aspects. A key limitation is the focus on surrogate endpoints like symptom frequency and exercise capacity, rather than hard clinical outcomes such as preventing major cardiovascular events. Sample sizes were modest in some of the pivotal trials, and the evidence quality varies across studies. This means that certainty remains low regarding the full, long-term impact on disease progression. Comparative evidence is lacking in some areas.

Key Studies & References

  1. Antianginal Agents for the Management of Stable Ischemic Heart Disease: A Review (Focus on exercise parameters and clinical outcomes)
  2. Update on evidence for treatment with ranolazine in stable angina (Includes data on CARISA, MERLIN trials, relevant for short-term vs. long-term comparison)

Frequently Asked Questions (FAQ)

Common questions about Coril (FAQ)


Q: Is Coril considered safe for long-term use?

A: Official regulatory documents describe Coril for use as part of a long-term therapeutic plan for chronic conditions. However, the research base reviewed by regulatory authorities primarily focused on short-term outcomes. Consequently, information on the full, long-term impact of using Coril over many years is limited.


Q: Are there different strengths or versions of Coril?

A: Official documents confirm Coril is supplied as an oral tablet containing the active ingredient, Efloxate. Specific numerical dosing guidelines or available strengths are managed under the guidance of a prescribing professional, as these figures are not consistently detailed in publicly available government regulatory summaries.


Q: Is Coril the same kind of drug as [Similar Drug Name]?

A: Coril is chemically distinct and is defined by regulatory bodies based on its active ingredient, Efloxate. It is classified as a vasodilator, meaning it works by widening blood vessels. Official classification groups it with Other vasodilators used in cardiac diseases (WHO ATC code C01DX13), which defines its pharmacological class.


Q: Is it okay to take Coril with common pain relievers like ibuprofen?

A: Official regulatory summaries state that no specific medicinal products are documented as being contraindicated—that is, officially forbidden—for co-administration with Coril. This means there is no formal restriction regarding common pain relievers listed in the regulatory documents.


Q: Is Coril known to interact with herbal supplements?

A: Official regulatory documents state no explicit restrictions are listed concerning the simultaneous use of food, alcohol, or herbal products in mandatory administration instructions for Coril. No formal rules regarding separation or avoidance are defined in the regulatory summaries.


Q: How does Coril compare to older medications for the same condition?

A: Official documents indicate that the regulatory evidence base for Coril has been noted to have limited comparative evidence in some areas of research. Therefore, regulatory summaries do not provide direct comparisons to older medications for the same condition.


Q: Is it normal to feel a bit tired when starting Coril?

A: Fatigue or generalized tiredness is not listed as a Common (up to 1 in 10 patients) or Uncommon adverse reaction in the official regulatory documents for Coril. The listed Common side effects include Headache, Dizziness, and Hypotension.


Q: Are there different rules for Coril in people with pre-existing heart conditions?

A: Regulatory documents specify restrictions for use in individuals with pre-existing heart conditions. Specifically, Coril is restricted or contraindicated (meaning its use is advised against) in cases of severe circulatory conditions, such as pronounced severe hypotension or severe left ventricular outflow obstruction.


Q: Is Coril commonly used to treat conditions other than its primary indication?

A: The common use of Coril is officially defined as Anti-anginal therapy and the management of chronic stable angina pectoris. Official regulatory documents do not define or support other uses for this medication.


Q: Is it safe to drive while using Coril?

A: Official regulatory documents list Headache and Dizziness as common adverse reactions of Coril. Official safety guidance recognizes that side effects such as dizziness or hypotension may potentially affect the ability to operate machinery.


Q: Is there a maximum time a person can be on Coril?

A: The product is structurally designated for use as a component of a long-term therapeutic plan for chronic management. Regulatory documents do not, however, specify an explicit maximum duration of use for the medication.


Q: Does Coril interfere with other chronic medications?

A: Regulatory summaries establish that no specific medicinal product or product class is officially documented as contraindicated (forbidden) for co-administration with Coril. This reflects the current documented interaction structure.


Q: Can Coril be crushed or split?

A: Coril is supplied in an intact tablet form. Official administration requirements state that the medication requires standard oral intake in its intact tablet form, with no special preparation or dilution steps for administration.

How should Coril be stored and disposed of?

How to Store and Dispose of Coril?

The official storage and disposal guidelines for Coril (Efloxate) tablets are strictly defined by regulatory authorities to ensure product stability and environmental safety.

Official Storage Requirements

Detail Regulatory Mandate
Temperature Store at a temperature not exceeding 30 C in a dry place.
Environmental Protect from light and excessive moisture. Do not freeze the tablets.
Packaging Keep the medicine in its original package to maintain integrity and protection.
Child Safety Keep Coril out of the sight and reach of children at all times.

Official Disposal Instructions

Unused or expired Coril must not be flushed down the toilet or poured into any wastewater system. Disposal should follow official guidelines, preferably through a drug take-back program where available. If no program exists, regulatory procedures advise mixing the tablets with an undesirable substance (such as dirt or used coffee grounds) and sealing the mixture in a bag before discarding it in the household trash.

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

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