Product image of Nipruss (Sodium Nitroprusside Dihydrate) supplied by GNH India

Nipruss

Active Ingredient:
Sodium Nitroprusside Dihydrate
Origin:
EU

Nipruss (Sodium Nitroprusside Dihydrate)

Sodium nitroprusside, the active ingredient in Nipruss, is a vasodilator presented as an intravenous solution for intravenous use. It is employed to rapidly lower blood pressure in hypertensive emergencies, to provide controlled hypotension during surgical procedures, and to improve haemodynamics in acute heart failure patients.

GNH India supplies Nipruss as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals worldwide.

Manufacturer / TM Owner

Oresund Pharma Aps

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Indications & Clinical Uses

  • Sodium nitroprusside is a potent vasodilator used in critical care and operative settings.
  • Hypertensive emergencies: rapid and controlled reduction of severe arterial pressure.
  • Controlled hypotension during surgery: maintain target low blood pressure to reduce bleeding.
  • Acute heart failure: decrease preload and afterload to improve cardiac output.

How It Works

  • Sodium nitroprusside releases nitric oxide upon metabolism, which activates guanylate cyclase in vascular smooth muscle. The resulting increase in cyclic GMP leads to relaxation of arteriolar and venous smooth muscle, producing direct vasodilation that lowers both preload and afterload without significant reflex tachycardia.

Side Effects

Adverse reactions may vary in frequency and severity.

Common Side Effects

  • Hypotension
  • Reflex tachycardia
  • Headache
  • Nausea
  • Flushing
  • Dizziness

Serious or Rare Side Effects

  • Cyanide toxicity
  • Methemoglobinemia
  • Severe hypotension requiring intervention
  • Cardiac arrhythmias
  • Renal impairment
  • Pulmonary edema

Precautions & Warnings

Safe use of sodium nitroprusside requires careful monitoring and specific safeguards.

  • Continuous blood pressure monitoring: adjust infusion to avoid excessive hypotension.
  • Cyanide level assessment: consider during prolonged infusions or high doses.
  • Dose adjustment in renal or hepatic impairment: reduced clearance may increase toxicity risk.
  • Pregnancy and lactation: use only if benefits outweigh potential unknown risks.
  • Known hypersensitivity: discontinue immediately if allergic reaction occurs.
  • Store at 2-8°C: keep refrigerated, protect from light, do not freeze or shake.

Avoid Interactions

Sodium nitroprusside can interact with other agents that affect vascular tone or cyanide metabolism.

Major Interactions (Avoid)

  • Concurrent potent vasodilators (e.g., nitroglycerin, hydralazine): risk of profound hypotension.
  • Sodium thiosulfate or other cyanide‑binding agents administered simultaneously: may alter nitroprusside metabolism.

Moderate Interactions (Monitor Closely)

  • ACE inhibitors or ARBs: additive blood pressure lowering effect.
  • Diuretics: may enhance volume depletion and hypotension.
  • Beta‑blockers: may mask reflex tachycardia.
  • Inhalational anesthetics: synergistic vasodilatory action.
  • Lithium: possible increase in lithium levels due to renal effects.

Frequently Asked Questions

Nipruss, containing sodium nitroprusside, is used in hospital settings for hypertensive emergencies, to achieve controlled hypotension during surgical procedures, and to manage acute heart failure by reducing cardiac preload and afterload.

Sodium nitroprusside releases nitric oxide, which activates guanylate cyclase in vascular smooth muscle. The increase in cyclic GMP causes relaxation of arterioles and veins, producing rapid vasodilation that lowers both preload and afterload.

The dose of Nipruss is individualized by the prescribing clinician based on the patient’s condition, blood pressure response, and infusion duration. Dosing is adjusted continuously during therapy.

The safety of sodium nitroprusside in pregnancy and lactation has not been established. It should be used only if the potential benefit justifies any possible risk to the fetus or infant.

To order Nipruss, 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 (including cold‑chain where needed), and import documentation.

Compared with other intravenous antihypertensives, sodium nitroprusside offers rapid onset and precise titration, affecting both arterial and venous tone. Unlike nitroglycerin, it reduces preload and afterload equally, making it especially useful in acute heart failure and controlled hypotension.

Nipruss should be stored at 2‑8 °C, protected from light, and kept in its original container. Do not freeze or shake the solution, and discard any product that appears discolored or precipitated.

Nipruss is supplied as an intravenous solution and is administered by continuous infusion through a calibrated IV pump. Administration requires aseptic technique, infusion set priming, and real‑time blood pressure monitoring.

The most serious risks include severe hypotension, cyanide toxicity, and methemoglobinemia. Continuous monitoring of blood pressure, cyanide levels during prolonged infusions, and prompt recognition of symptoms are essential to mitigate these risks.

Patients with known hypersensitivity to sodium nitroprusside, those with severe anemia, or individuals with uncontrolled metabolic acidosis should not receive Nipruss. Caution is also advised in patients with renal or hepatic impairment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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