Product image of Norvasc (Amlodipine Besilate) supplied by GNH India

Norvasc

Active Ingredient:
Amlodipine Besilate
Origin:
EU

Norvasc (Amlodipine Besilate)

Amlodipine Besilate, the active ingredient in Norvasc, is a calcium channel blocker presented as an oral tablet for systemic use. It is indicated for the management of hypertension and for relief of chronic stable angina in adult patients, helping to lower blood pressure and improve myocardial oxygen supply.

GNH India supplies Norvasc as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, providing reliable access to this essential antihypertensive and anti‑anginal medication.

Manufacturer / TM Owner

Viatris Healthcare Limited

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Indications & Clinical Uses

  • Norvasc (amlodipine besilate) is a calcium channel blocker used in cardiovascular disease management.
  • Hypertension: lowers systolic and diastolic blood pressure to reduce cardiovascular risk.
  • Chronic stable angina: improves coronary blood flow and reduces frequency of chest pain.
  • Coronary artery disease: assists in symptom control and blood pressure management in patients with established disease.

How It Works

  • Amlodipine besilate selectively inhibits the influx of calcium ions through L-type calcium channels in vascular smooth muscle and cardiac myocytes. This inhibition causes arterial vasodilation, reduces peripheral vascular resistance, and modestly decreases cardiac contractility, leading to lowered blood pressure and improved myocardial oxygen delivery.

Side Effects

Amlodipine besilate may cause a range of adverse reactions, most of which are mild and reversible.

Common Side Effects

  • Peripheral edema: swelling of the ankles or feet.
  • Headache: mild to moderate intensity.
  • Flushing: transient warmth and redness of the skin.
  • Dizziness or light‑headedness.
  • Fatigue: general feeling of tiredness.
  • Palpitations: awareness of heartbeat.

Serious or Rare Side Effects

  • Severe hypotension: markedly low blood pressure requiring medical attention.
  • Myocardial infarction: rare occurrence of heart attack.
  • Elevated liver enzymes: indicating possible hepatic stress.
  • Allergic reactions: rash, itching, or anaphylaxis.
  • Heart block: abnormal cardiac conduction requiring monitoring.

Precautions & Warnings

  • Before initiating therapy, clinicians should evaluate patient‑specific factors and monitor for potential risks.
  • Monitor blood pressure: ensure adequate control without excessive lowering.
  • Assess for heart failure: watch for signs of fluid retention.
  • Use caution in hepatic impairment: dose adjustments may be needed.
  • Avoid abrupt discontinuation: taper to prevent rebound hypertension.
  • Review concomitant CYP3A4‑modifying drugs: adjust therapy as required.
  • Store at room temperature: keep in the original pack, protect from moisture and direct sunlight.

Avoid Interactions

Amlodipine can interact with several medicines that affect its metabolism or additive blood‑pressure effects.

Major Interactions (Avoid)

  • Simvastatin >20 mg: increased risk of statin‑related myopathy.
  • Strong CYP3A4 inhibitors (e.g., ketoconazole, clarithromycin): may raise amlodipine plasma levels.
  • Grapefruit juice: can elevate drug concentration and precipitate hypotension.

Moderate Interactions (Monitor Closely):\n- Beta‑blockers: additive effect on heart rate and blood pressure.

  • NSAIDs: may blunt antihypertensive response and affect renal function.

Frequently Asked Questions

Norvasc, containing amlodipine besilate, is prescribed to lower high blood pressure (hypertension) and to relieve chest pain caused by chronic stable angina. Both indications aim to reduce cardiovascular strain and improve blood flow to the heart.

Amlodipine besilate blocks L‑type calcium channels in the smooth muscle of arteries and in cardiac muscle. This blockage prevents calcium entry, leading to relaxation of blood vessels, reduced peripheral resistance, and a modest decrease in heart contractility, which together lower blood pressure and improve myocardial oxygen supply.

The dosage of Norvasc is individualized by the prescribing clinician based on the patient’s medical condition, response to therapy, and any concurrent medications. The prescriber determines the appropriate strength and frequency for each patient.

Safety data for amlodipine during pregnancy are limited, and the drug should only be used if the potential benefit justifies any potential risk to the fetus. Breastfeeding mothers should consult their healthcare provider, as amlodipine may be excreted in breast milk.

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

Norvasc belongs to the calcium channel blocker class, which differs from ACE inhibitors, ARBs, or beta‑blockers in its mechanism of causing arterial vasodilation. It is often chosen for patients who need once‑daily dosing, have concomitant angina, or experience side‑effects with other classes.

Norvasc tablets should be stored at room temperature, below 25 °C, in the original packaging to protect them from moisture and light. Do not store in areas of high humidity or extreme heat.

Norvasc is taken orally, usually once daily, with or without food. The tablet should be swallowed whole with a glass of water and not chewed or crushed, unless otherwise directed by a healthcare professional.

Serious risks, though uncommon, include severe hypotension, myocardial infarction, significant liver enzyme elevations, allergic reactions such as rash or anaphylaxis, and heart block. Patients should seek immediate medical attention if they experience any of these symptoms.

Norvasc is contraindicated in patients with known hypersensitivity to amlodipine or any component of the formulation. Caution is advised for individuals with severe aortic stenosis, unstable heart failure, or those taking strong CYP3A4 inhibitors without appropriate dose adjustment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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