Product image of Karvedilol Viatris (Carvedilol) supplied by GNH India

Karvedilol Viatris

Active Ingredient:
Carvedilol
Origin:
EU

Karvedilol Viatris (Carvedilol)

Carvedilol, the active ingredient in Karvedilol, is a non‑selective β‑adrenergic antagonist with α1‑adrenergic blocking activity presented as an oral tablet for oral use. It is indicated for hypertension, chronic heart failure, and left ventricular dysfunction following myocardial infarction in adult patients.

GNH India supplies Karvedilol as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides reliable logistics for global distribution. Clients benefit from GNH India's expertise in regulatory compliance and customs clearance across multiple regions.

Manufacturer / TM Owner

Viatris Limited

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Indications & Clinical Uses

Carvedilol is used to manage several cardiovascular conditions by reducing blood pressure, decreasing heart rate, and improving cardiac output, which together help control disease progression.

  • Hypertension: lowers systemic blood pressure, reducing risk of stroke, myocardial infarction, and other cardiovascular events.
  • Chronic heart failure: improves left ventricular ejection fraction, reduces symptoms of dyspnea, and decreases hospitalization rates.
  • Left ventricular dysfunction after myocardial infarction: enhances cardiac remodeling, improves functional capacity, and supports long‑term survival outcomes.
  • Overall mortality: contributes to reduced all‑cause mortality in patients with hypertension and heart failure.

How It Works

  • Carvedilol exerts its pharmacologic effect by simultaneously blocking β1, β2 and α1 adrenergic receptors. β‑blockade reduces heart rate and myocardial contractility, while α1‑blockade causes vasodilation of peripheral vessels. The combined actions lower systemic vascular resistance and arterial pressure, improve left ventricular filling, and enhance overall cardiac output, which together help control hypertension and support heart failure management. Additionally, the drug’s antioxidant properties may contribute to myocardial protection.

Side Effects

Carvedilol may be associated with a range of adverse reactions, varying from mild to serious.

Common Side Effects

  • Dizziness or light‑headedness
  • Fatigue or tiredness
  • Headache
  • Peripheral edema

Serious or Rare Side Effects

  • Severe bradycardia or heart block
  • Acute bronchospasm in patients with asthma or COPD
  • Hepatic dysfunction or jaundice

Precautions & Warnings

When prescribing Carvedilol, clinicians should consider several precautionary measures to ensure patient safety.

  • Cardiovascular monitoring: assess heart rate and blood pressure regularly, especially during dose titration.
  • Respiratory caution: avoid use in patients with uncontrolled asthma or severe chronic obstructive pulmonary disease.
  • Diabetes management: monitor blood glucose as β‑blockade may mask hypoglycaemic symptoms.
  • Hepatic impairment: adjust dosing or avoid in severe liver disease due to altered metabolism.
  • Concomitant anti‑arrhythmic therapy: evaluate for additive effects on cardiac conduction.
  • Store below 25°C: keep in the original pack, protect from moisture.

Avoid Interactions

Carvedilol can interact with other medicines, influencing its efficacy or safety profile.

Major Interactions (Avoid)

  • Non‑selective β‑blockers: combined use may cause excessive bradycardia and hypotension.
  • Calcium channel blockers (verapamil, diltiazem): increase risk of heart block and reduced cardiac output.
  • Strong CYP2D6 inhibitors (e.g., quinidine, paroxetine): raise carvedilol plasma levels, enhancing adverse effects.

Moderate Interactions (Monitor Closely)

  • Diuretics: may potentiate hypotensive effect, requiring blood pressure monitoring.
  • Antidiabetic agents: β‑blockade can mask hypoglycaemia, adjust glucose monitoring.
  • NSAIDs: may diminish antihypertensive efficacy, monitor blood pressure.

Frequently Asked Questions

Karvedilol contains the active ingredient carvedilol, which is prescribed to treat hypertension, chronic heart failure, and left ventricular dysfunction that can occur after a myocardial infarction. It helps lower blood pressure and improve heart function in adult patients.

Carvedilol blocks β1, β2 and α1 adrenergic receptors. β‑blockade reduces heart rate and contractility, while α1‑blockade causes peripheral vasodilation. The combined effect lowers systemic vascular resistance and arterial pressure, improving cardiac output and supporting blood‑pressure control.

The appropriate dose of Karvedilol is individualized by the prescribing healthcare professional based on the patient’s clinical condition, response to therapy, and any concomitant medications. Dosage regimens are not fixed and should follow the prescriber’s instructions.

Safety data for carvedilol in pregnancy and lactation are limited. The medication should only be used if the potential benefit justifies any possible risk to the fetus or infant. Patients who are pregnant, planning pregnancy, or breastfeeding should discuss alternatives with their doctor.

To request Karvedilol, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any required import documentation.

Karvedilol is a non‑selective β‑blocker with additional α1‑blocking activity, which can provide greater vasodilation compared with cardio‑selective β‑blockers that lack α1 antagonism. This dual action may offer better blood‑pressure reduction in some patients, but choice of therapy depends on individual clinical factors.

Karvedilol tablets should be stored at temperatures below 25 °C, in the original container, protected from moisture and direct sunlight. Keeping the product in a dry, cool place helps maintain its stability and potency throughout its shelf life.

Karvedilol is taken orally, usually with food to improve tolerability. The tablet should be swallowed whole with a glass of water. Patients should follow the dosing schedule prescribed by their healthcare provider and not alter the timing without medical advice.

Serious risks include severe bradycardia, heart block, acute bronchospasm in patients with asthma or COPD, and hepatic dysfunction. Patients should be monitored for signs of these events, especially during dose initiation or when combined with other medications that affect cardiac conduction.

Karvedilol is contraindicated in patients with known hypersensitivity to carvedilol, severe bradycardia, second‑ or third‑degree heart block, uncontrolled asthma or severe chronic obstructive pulmonary disease, and in those with significant hepatic impairment. Clinicians must evaluate each patient’s medical history before prescribing.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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