Cordil

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Cordil

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 Cordil

Property Description
Active ingredient Amlodipine (typically as the besilate salt)
Form Tablet (Oral preparation)
Pharmacological class Calcium Channel Blocker (CCB)
Common use Antihypertensive and Antianginal agent
Origin Synthetic compound (Dihydropyridine)

What is Cordil and What is its Active Ingredient?

Cordil is a recognized brand-name prescription-only medication supplied as an oral preparation in a tablet dosage form. The essential active ingredient is Amlodipine, typically formulated as the salt Amlodipine besilate. As a synthetic compound, Amlodipine is chemically a derivative of the dihydropyridine group, a classification clinically recognized for compounds exhibiting high vascular selectivity. The long-acting profile of this single active ingredient product is fundamental to its role in sustained maintenance therapy.

What Type of Medicine is Cordil? (Pharmacological Class and General Purpose)

Cordil belongs to the formal pharmacological class of Calcium Channel Blockers (CCBs), a group of agents that specifically target the cardiovascular system. Its general purpose is defined by its role as a dual-action cardiovascular agent, functioning as both an antihypertensive agent and an antianginal agent.

This agent achieves its goal by causing peripheral arterial vasodilation—the widening of peripheral arteries. This mechanism is medically confirmed to reduce overall peripheral vascular resistance. Consequently, the medication's primary benefit is attained in a neutral use scenario, such as assisting a patient in achieving and maintaining a lowered systemic blood pressure and managing chest discomfort associated with reduced cardiac blood flow.

Regulatory References

  1. MedlinePlus: Amlodipine

What side effects are possible with Cordil?

Possible Side Effects and Safety Information

The safety profile of Cordil (Amlodipine) is officially documented by government regulatory agencies, which classify reported reactions by frequency and affected body system.

Frequency-Classified Adverse Reactions

The most commonly reported adverse reaction is oedema (swelling), which is classified as Very Common in regulatory documents. Reactions classified as Common include headache, dizziness, somnolence, fatigue, nausea, and palpitations. Effects such as mood alterations, syncope, hypotension, and rash are classified as Uncommon.

System-Organ Classes and Serious Events

Adverse reactions are grouped by the physiological system involved. Vascular Disorders (e.g., flushing) and Nervous System Disorders are among the most frequently affected categories. Rare but Serious Adverse Reactions officially listed in regulatory labeling include Angioedema, Hepatitis, Jaundice, Pancreatitis, and Severe Cutaneous Adverse Reactions, such as Stevens-Johnson syndrome.

Safety Considerations and Restrictions

Safety documents note specific considerations for patient populations, including reduced drug clearance in older adults and those with hepatic impairment. Contraindications for use are explicitly listed for individuals with conditions such as severe hypotension and cardiogenic shock. Additionally, reactions such as worsening angina have been noted in regulatory reports, particularly upon initiation or dose increase in certain patients. These classifications reflect how regulatory agencies organize and communicate the medicine's risk profile.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory information emphasizes that Cordil (Amlodipine) overdosage is primarily defined by severe cardiovascular events and requires immediate professional intervention.

Documented Overdose Manifestations

The most significant presentation of an overdose is marked and prolonged systemic hypotension due to excessive peripheral vasodilation. This extreme drop in blood pressure may lead to secondary effects such as reflex tachycardia (rapid heart rate) or, in severe cases, clinical manifestations like somnolence. The most serious complication noted in regulatory data is the potential for progression to profound shock and the risk of a fatal outcome.

Emergency Actions Mandated by Regulators

Immediate medical attention must be sought for all suspected instances of overdosage. When a massive overdose occurs, regulators mandate the initiation of active cardiac and respiratory monitoring along with active cardiovascular support. Specific interventions may include elevation of the extremities and fluid administration. A vasoconstrictor may be required if hypotension is unresponsive to conservative measures. Regulatory information confirms that no specific antidote is known, and treatment is symptomatic and supportive. Patients with impaired hepatic function may require extended monitoring due to the drug's prolonged plasma elimination half-life in this population.

Therapeutic Uses of Cordil

Quick Facts

  • Supports the management of high blood pressure (hypertension).
  • Assists in the treatment of chest pain related to the heart ( angina pectoris).
  • Used as part of a regimen to manage chronic heart failure.

What Cordil Treats: Main Uses and Benefits

Cordil ( nicorandil or ramipril based on formulation) is prescribed to address several cardiovascular conditions. It is indicated for the long-term management of angina pectoris, which is a type of chest discomfort resulting from reduced blood flow to the heart muscle. By supporting the body’s vascular function, Cordil helps reduce the frequency and severity of these angina episodes and may improve the physical capacity of the individual.

Additionally, this medication is used to aid in the management of essential hypertension (high blood pressure) as a component of a comprehensive treatment plan. Lowering blood pressure is associated with a reduction in the risk of certain serious cardiovascular events. Cordil is also a therapeutic option for individuals with chronic heart failure, serving to support heart function and contribute to symptom management within this patient group.

Patients may receive Cordil as a monotherapy or in combination with other cardiac medications, depending on their specific medical needs and physician guidance. The selection of an appropriate treatment plan remains a decision for qualified healthcare providers after a thorough assessment.

Eligibility and Restrictions for Use

Who Can and Cannot Use Cordil? (Amlodipine)

The population eligibility for Cordil (Amlodipine) is strictly defined by regulatory documents, distinguishing between groups for whom use is permitted, restricted, or absolutely prohibited.


Absolute Contraindications

Cordil must not be used if a patient has a known hypersensitivity to Amlodipine, other dihydropyridine derivatives, or any inactive ingredients. Use is also contraindicated in patients with conditions such as Severe Hypotension, circulatory Shock (including Cardiogenic Shock), or Obstruction of the Outflow Tract of the Left Ventricle (e.g., high grade aortic stenosis).


Population Restrictions and Limitations

Population Group Eligibility Status (Regulatory)
Age (Adults) Use is permitted for hypertension and angina.
Age (6–17 Years) Use is permitted only for hypertension; not established for angina.
Age (Under 6 Years) Safety and efficacy are not established.
Hepatic Impairment Use requires caution; lower starting doses are advised.
Renal Impairment Dose adjustment is generally not required.
Pregnancy/Lactation Safety in pregnancy is not established. Excreted in human milk; use is restricted.

Certain comorbidities, such as severe Heart Failure (NYHA Class III/IV) and Severe Obstructive Coronary Artery Disease, require caution and careful monitoring.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Cordil (Amlodipine) interacts with certain medicinal products and substances, resulting in documented changes to plasma concentration or pharmacodynamic effects, as described in official regulatory information.

Interactions primarily involve two main categories: metabolic clearance and additive pharmacodynamic effects.

Metabolic Clearance Interference

Amlodipine is metabolized through the CYP3A4 enzyme system. Co-administration with strong or moderate CYP3A4 inhibitors (such as specific antifungals, antibiotics, or protease inhibitors) is officially documented to increase Amlodipine's systemic exposure.

Conversely, co-administration with CYP 3A4 inducers (such as Rifampicin) may cause a reduction in Amlodipine plasma concentrations.

Impact on Other Medicines

Regulatory documents stipulate that Amlodipine significantly increases the systemic exposure (AUC) of Simvastatin. This interaction requires the Simvastatin dose to be limited to 20 mg daily. Additionally, Amlodipine may increase the systemic exposure of Immunosuppressants (e.g., Cyclosporine, Tacrolimus), requiring clinical monitoring.

Pharmacodynamic and Substance Restrictions

Combining Cordil with other antihypertensive agents (e.g., ACE inhibitors, beta-blockers) or PDE5 inhibitors (e.g., Sildenafil) may result in additive blood pressure lowering effects. Furthermore, the consumption of Grapefruit or Grapefruit Juice is not recommended as it may increase Amlodipine's bioavailability. Co-administration with alcohol (ethanol) may also have additive blood pressure lowering effects.

Population Note: The clinical impact of metabolic interactions may be more pronounced in the elderly, and the medication must be titrated slowly in patients with severe hepatic impairment.

Mechanism of Action

How Cordil Works: Mechanism of Action

Selective Blockade of Calcium Channels

The mechanism is based on the selective blockade of L-type Voltage-Dependent Calcium Channels (L-VDCCs), which are predominantly located on the membranes of arterial vascular smooth muscle cells. This molecular action prevents the necessary influx of extracellular calcium ions ( Ca^2+) and interferes with the excitation-contraction coupling pathway. This limited calcium availability reduces the intrinsic contractility of the muscle.


Modulation of Peripheral Vascular Tone

The cellular consequence of L-type channel blockade is the relaxation of the arterial smooth muscle, leading to widespread peripheral arterial vasodilation. This targeted adjustment in the vascular tone regulation pathway reduces the Systemic Vascular Resistance (SVR), which represents the total force opposing blood flow from the heart.


Systemic Reduction of Cardiac Afterload

As a systemic consequence, the lowered SVR decreases the cardiac afterload—the pressure the heart's left ventricle must overcome to eject blood. This mechanism reduces the mechanical workload on the heart; this physiological consequence is sustained by the drug's slow binding kinetics.

Dosage and Administration Information

How Cordil is Used: Administration Guidelines

Cordil, which contains the active ingredient Amlodipine, is intended solely for oral administration as a long-term maintenance therapy. The medication is administered with a once-daily dosing frequency. Instructions stipulate that the dose should be taken at approximately the same time each day to ensure consistency in the regimen. Administration is independent of food; the dose can be taken with or without a meal. Tablets must be swallowed whole with liquid.

Dosing Regimen and Adjustments

The typical adult starting dose for approved uses is 5 mg once daily. The standard maintenance dose range is 5 mg to 10 mg, with a maximum recommended daily dose of 10 mg. Dosage adjustments (titration) should proceed cautiously, typically at intervals of 7 to 14 days, allowing sufficient time for the body to fully respond before any dose increase is made.

Specific Population Rules and Missed Doses

Lower initial doses are specified for certain patient groups. A starting dose of 2.5 mg once daily is recommended for older adults (geriatric patients) and individuals with impaired liver function (hepatic impairment). For pediatric patients (aged 6 to 17 years), the dosage starts at 2.5 mg once daily and must not exceed a maximum of 5 mg daily.

If a dose is missed, it should be taken as soon as it is remembered on the same day. However, if it is near the time for the next scheduled dose, the missed dose should be skipped entirely, and the regular schedule must be resumed. It is strictly prohibited to take two doses to make up for a missed one.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Cordil (Amlodipine)

The research available for Cordil, which contains the active ingredient Amlodipine, comes primarily from official governmental sources and large-scale, published scientific studies, including Randomized Controlled Trials (RCTs). These studies were designed to observe how the medicine was evaluated in specific patient groups and what patterns were reported regarding certain health outcomes.


Evidence for Use in High Blood Pressure (Hypertension)

Research exploring Amlodipine for high blood pressure has been extensive, primarily involving large-scale Randomized Controlled Trials (RCTs). These studies monitored outcomes in large populations of adults with mild to moderate high blood pressure, as well as those with additional cardiovascular risk factors.

The research examined key outcomes related to systemic or functional imbalance, specifically measuring the change in both systolic and diastolic blood pressure over a 24-hour period. Long-term studies, some lasting five years or more, were also applied in research contexts to track the measurement of serious cardiovascular outcomes, such as heart attack, stroke, and overall death. Studies reported findings related to the change in blood pressure measurements when Amlodipine was evaluated alone and in combination with other blood pressure medications.

What remains uncertain: The available evidence is extensive, but results apply only to the populations studied. Data for certain highly specific or severe hypertensive subgroups with complex coexisting conditions remain insufficient compared to the general hypertensive populations. Furthermore, comparative evidence is lacking for Amlodipine against every single newer blood pressure agent currently available on the market.


Evidence for Use in Angina (Stable and Vasospastic)

Research examined Amlodipine for use in conditions characterized by reduced heart blood flow, known as angina.

For chronic stable angina, the evidence is relevant in trials assessing short-term or episodic symptom patterns. These studies involved adults with documented stable angina and monitored outcomes related to physical discomfort. Specifically, research examined outcomes reflecting daily functioning or activity level, such as the time to onset of pain or functional limitation during standardized exercise tests. Findings describe patterns observed in the studies, where patient-reported experiences and exercise tolerance measurements were tracked compared to placebo.

For the less common vasospastic angina, a condition characterized by fluctuating or episodic manifestations, the evidence is based on smaller, more targeted clinical trials. Research primarily explored the effect on coronary artery constriction. Studies observed measurement patterns of vasospastic events, consistent with the expected outcomes capturing phases of heightened symptom activity.


Evidence in Chronic Heart Failure Trials (PRAISE Studies)

Amlodipine was evaluated in patients with chronic heart failure (a condition marked by functional limitations), specifically in two major, long-term survival evaluation trials (known as PRAISE 1 and PRAISE 2). The findings were mixed. The initial trial observed patterns in a broad patient group, and findings indicated that lower rates of death were tracked in the pre-specified subgroup of patients whose heart failure was not caused by reduced blood flow. However, the subsequent, larger PRAISE 2 trial reported that the rates of death and heart failure hospitalization were similar for patients evaluated on Amlodipine compared to those on placebo. This inconsistency means that certainty remains low regarding the medicine's role in survival outcomes for this patient population.


Evidence in Special Populations

Research has explored Amlodipine's profile in several specific patient groups. Pediatric Patients: Amlodipine was studied for use in children and adolescents aged 6 to 17 years who have hypertension, focusing on research exploring short-term symptom changes related to blood pressure measurements. Older Adults: The major long-term hypertension trials included a significant number of older adults, and data show measurement patterns of blood pressure similar to those observed in younger adult groups.


What Research Remains Uncertain

While Amlodipine was studied for its primary indications for decades, certain limitations and areas of uncertainty remain. The overall findings from the combined major RCT data for severe chronic heart failure patients were inconsistent, and subgroup findings remain uncertain due to conflicting results. There is limited information for long-term outcomes or long-term safety profiles in the pediatric population. Studies help show what has been observed so far, and research provides context but not individual predictions.

Key Studies & References Amlodipine in the Treatment of Patients with Stable Angina Pectoris: Evaluation of Efficacy and Tolerability Based on Cycle Ergometric Stress Testing and 24-Hour Holter Monitoring

Frequently Asked Questions (FAQ)

Common questions about Cordil (FAQ)

Q: Will I experience a headache when I first start taking Cordil?

Headache is listed in official documents as a common adverse reaction, affecting 1 to 10 people out of 100. Such reactions are sometimes noted in official reports or during the initial phase of treatment.

Q: Is it normal to feel dizzy or light-headed when first using Cordil?

Official product information indicates that both dizziness and somnolence (drowsiness) are common side effects. Official information suggests these effects may be observed during the initial phases of use.

Q: Will I need regular blood tests while I am taking Cordil?

Regulatory information does not require routine blood tests for all users, but official guidance emphasizes the importance of regularly monitoring blood pressure. Clinical monitoring may be advised for individuals who are also taking certain interacting prescription drugs, such as immunosuppressants.

Q: Can Cordil interfere with or affect supplements and vitamins?

Patient-facing documents commonly advise consulting a healthcare professional before combining the medicine with any herbal products or supplements. This general caution is in place due to the possibility of interactions or effects not fully documented.

Q: What are the benefits of Cordil versus the potential risks?

The intended benefits of this medication, according to official indications, are the management of high blood pressure (hypertension) and the treatment of chest pain (angina). The potential risks are officially documented in two main categories: known side effects and specific contraindications (conditions where use is prohibited).

Q: Does Cordil have any known long-term effects on the body?

Studies supporting the use of this medicine involved long-term patient observation, confirming its role as a long-term maintenance therapy. The most common long-term side effect reported in official documents is oedema (swelling), which is fluid retention.

Q: What is the difference between Cordil and common blood pressure medicines?

Cordil is officially classified as a Calcium Channel Blocker (CCB), a class of drugs that works by relaxing the arterial blood vessels. This mechanism is distinct from other common blood pressure medications, such as ACE inhibitors or beta-blockers.

Q: How quickly should I expect to see an effect from Cordil?

The medication is formulated to be long-acting. Peak concentrations in the blood are generally reached 6 to 12 hours after administration. Consistent therapeutic concentrations, where consistent therapeutic effect is typically observed, are usually achieved after 7 to 14 days of continuous dosing.

Q: Do the side effects of Cordil usually go away over time?

Official documents indicate that common side effects like headache and flushing may lessen or resolve with continued use as the body adjusts. However, the most common side effect reported, oedema (swelling), can persist or potentially increase over time.

Q: Can Cordil be taken for chest pain that happens suddenly?

According to regulatory indications, this medication is approved for the treatment of chronic stable angina and vasospastic angina. It is intended for long-term maintenance therapy and is not formulated or indicated for the immediate treatment of an acute episode of sudden chest pain.

Q: Is Cordil available as a generic version?

The active ingredient in Cordil, Amlodipine, has been available as a generic medicine in the United States and other regions for many years.

Q: Are there any common over-the-counter drugs that should be avoided with Cordil?

Patient-facing materials commonly advise consulting a healthcare professional before taking Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), such as ibuprofen. Official sources indicate that NSAIDs may reduce the intended blood pressure-lowering effect of the medication.

Q: What is the connection between Cordil and a dry cough?

Dry cough is not listed among the adverse reactions of this medicine in the official regulatory documents. This specific side effect is commonly associated with a different class of blood pressure medications called ACE inhibitors.

Q: Why are people often prescribed Cordil when other heart medicines haven't worked?

Official indications permit the medication’s use as a single agent (monotherapy) or in combination with other anti-anginal or anti-hypertensive agents. The combination approach is used when treatment goals have not been fully achieved with a single medicine.

Q: Does Cordil affect potassium levels in the blood?

According to the official pharmacological description, Amlodipine is described as having no clinically significant effect on the concentrations of potassium in the blood when used on its own.

Q: How is Cordil different from a medicine like Nitroglycerin?

Cordil is classified as a Calcium Channel Blockers (CCB) intended for daily, long-term management of chronic conditions. In contrast, Nitroglycerin belongs to a different class of vasodilator (a nitrate) often used for the immediate management of an acute chest pain episode.

Q: Does taking Cordil affect the ability to drive or operate machinery?

The medication may cause side effects like dizziness, somnolence (drowsiness), or fatigue. Official warnings state that activities requiring mental alertness, such as driving or operating heavy machinery, should be avoided if a patient experiences these symptoms.

Q: Is it possible to become reliant or addicted to Cordil?

Regulatory documents and patient materials indicate that this medication is not associated with the possibility of abuse or dependence.

Q: What does the term 'Angina Pectoris' mean in simple terms?

Official patient information describes angina pectoris as a type of chest discomfort or pain that occurs when the heart muscle does not receive enough oxygen-rich blood.

Q: How can I tell if Cordil is working to treat my condition?

For high blood pressure, official guidance notes that effectiveness is typically assessed by the regular measurement of blood pressure. For angina, effectiveness is often described in official research in terms of a reduction in the frequency of chest pain episodes experienced by the patient.

Q: Is there a risk of withdrawal symptoms if Cordil is stopped suddenly?

Although the medication is not associated with dependency, official warnings state that abrupt discontinuation in patients with chronic stable angina should be avoided. Official warnings emphasize that this step should be avoided due to the documented risk of worsening chest pain episodes.

Q: Why is Cordil sometimes prescribed in combination with other drugs?

The medication is approved for use as a single agent (monotherapy) or in combination with other agents, such as other anti-hypertensive or anti-anginal drugs. This combination approach is used when a single medicine is not sufficient to achieve the desired therapeutic goal.

Q: Does Cordil have any reported interactions with herbal products?

Patient materials commonly advise consulting a healthcare provider before combining the medicine with any herbal products or supplements. This general caution is in place due to the possibility of unforeseen effects or interactions.

Q: Is the severity of side effects related to the dose of Cordil?

Official studies have observed that the incidence of oedema (swelling), which is the most commonly reported adverse reaction, is related to the dose being administered.

How should Cordil be stored and disposed of?

Storage and Disposal Instructions for Cordil

Cordil (Amlodipine besilate tablets) requires specific environmental conditions to maintain its stability, as outlined in official labeling.

Storage Requirement Official Condition
Temperature Store at room temperature; typically below 25 C.
Protection Protect from light, excess heat, and moisture; Do not freeze.
Container Keep in the original container, ensuring it is tightly closed.

The medication must always be stored out of the sight and reach of children. Unused or expired tablets should not be released into the environment or flushed down drains, as specified in regulatory documents. Disposal must follow local requirements for unused medicines, often utilizing a drug take-back program.

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

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