Product image of Irbesartán Viatris (Irbesartan) supplied by GNH India

Irbesartán Viatris

Active Ingredient:
Irbesartan
Origin:
EU

Irbesartán Viatris (Irbesartan)

Irbesartan, the active ingredient in Irbesartán Viatris, is an Angiotensin II receptor blocker presented as an oral tablet for oral use. It is used to treat hypertension and diabetic nephropathy in adult patients.

GNH India supplies Irbesartán Viatris as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Viatris Limited

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Indications & Clinical Uses

Irbesartan is an Angiotensin II receptor blocker indicated for conditions related to elevated blood pressure and renal protection.

  • Hypertension: lowers systolic and diastolic blood pressure to reduce cardiovascular risk.
  • Diabetic nephropathy: slows progression of kidney damage in patients with type 2 diabetes and proteinuria.
  • Renal protection in hypertension: helps preserve kidney function by reducing intraglomerular pressure.

How It Works

  • Irbesartan selectively blocks the angiotensin II type 1 (AT1) receptor, preventing angiotensin II from binding. This inhibition reduces vasoconstriction, aldosterone secretion, and sympathetic activation, leading to decreased peripheral resistance and lower blood pressure, while also mitigating renal‑protective pathways.

Side Effects

Irbesartan may cause a range of adverse reactions. Patients should be aware of both frequent and less common events.

Common Side Effects

  • Dizziness: especially after the first doses or dose increases.
  • Headache: mild to moderate intensity.
  • Fatigue: general feeling of tiredness.
  • Nasal congestion: occasional blockage of nasal passages.
  • Diarrhea: loose stools without severe dehydration.
  • Elevated serum potassium: mild hyperkalaemia.

Serious or Rare Side Effects

  • Angioedema: swelling of face, lips, tongue, or throat requiring urgent care.
  • Severe hypotension: marked drop in blood pressure causing faintness.
  • Acute kidney injury: sudden decline in renal function.
  • Hepatic dysfunction: abnormal liver enzymes.
  • Myocardial infarction: rare occurrence of heart attack.
  • Severe hyperkalaemia: dangerously high potassium levels.

Precautions & Warnings

Before initiating Irbesartan, clinicians should evaluate patient history and monitor relevant parameters.

  • Renal function: assess creatinine and eGFR; adjust therapy if impairment is present.
  • Electrolytes: monitor serum potassium, especially in patients on potassium‑sparing diuretics.
  • Pregnancy: avoid use; potential fetal toxicity is unknown.
  • Concomitant ACE inhibitors or ARBs: do not combine due to risk of renal failure and hyperkalaemia.
  • Volume depletion: caution in patients with dehydration or on diuretics.
  • Store at ambient temperature: keep below 25°C, retain original packaging, protect from moisture and light.

Avoid Interactions

Irbesartan can interact with several drug classes, requiring attention to avoid adverse outcomes.

Major Interactions (Avoid)

  • ACE inhibitors or other ARBs: combined use may cause renal dysfunction and hyperkalaemia.
  • Potassium‑sparing diuretics or supplements: increase risk of severe hyperkalaemia.
  • Aliskiren (in diabetics): may lead to renal impairment, hypotension, and hyperkalaemia.

Moderate Interactions (Monitor Closely)

  • NSAIDs: may reduce antihypertensive effect and impair renal function.
  • Lithium: can increase lithium levels, risking toxicity.
  • Cyclosporine or tacrolimus: may elevate serum creatinine.
  • Diuretics: may enhance hypotensive effect; monitor blood pressure.

Frequently Asked Questions

Irbesartán Viatris contains irbesartan, an Angiotensin II receptor blocker prescribed to lower high blood pressure and to slow the progression of kidney damage in adults with diabetic nephropathy.

Irbesartan selectively blocks the AT1 receptor for angiotensin II, preventing vasoconstriction and aldosterone release. This leads to relaxation of blood vessels, reduced blood pressure, and decreased pressure within the kidneys, offering protective effects.

The appropriate dose of Irbesartán Viatris is determined by the prescribing clinician based on the patient’s condition, response, and renal function. Dosage adjustments are made according to medical guidance.

Safety of irbesartan in pregnancy has not been established, and it is generally avoided due to potential fetal risk. Limited data exist for breastfeeding; clinicians usually recommend alternative therapies.

To place an order, submit an enquiry on the product page at gnhindia.com with 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 necessary import documentation.

Irbesartan belongs to the ARB class, offering blood‑pressure control similar to other ARBs but with a distinct safety profile, especially regarding cough risk, which is lower than that of ACE inhibitors. Choice of therapy depends on individual patient tolerance and comorbidities.

Store Irbesartán Viatris tablets at ambient temperature, below 25 °C, in the original packaging. Protect from moisture, heat and direct sunlight to maintain product stability.

Irbesartán Viatris is taken orally, usually once daily with or without food, as directed by the prescriber. Swallow the tablet whole with a glass of water.

Serious risks include angioedema, severe hypotension, acute kidney injury, and significant hyperkalaemia. Patients should seek immediate medical attention if they experience swelling of the face or throat, faintness, or marked changes in urine output.

Irbesartán Viatris should be avoided in patients with known hypersensitivity to irbesartan or any component of the formulation, in those taking other ARBs or ACE inhibitors concurrently, and in pregnant women unless the benefits outweigh the risks.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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