Product image of Nezeril (Oxymetazoline Hydrochloride) supplied by GNH India

Nezeril

Active Ingredient:
Oxymetazoline Hydrochloride
Origin:
EU

Nezeril (Oxymetazoline Hydrochloride)

Oxymetazoline, the active ingredient in Nezeril, is a Alpha-adrenergic agonist presented as a nasal spray for nasal use. It relieves nasal congestion caused by colds, sinusitis and allergic rhinitis in adults and children when appropriate.

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

Manufacturer / TM Owner

Perrigo Sverige Ab

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Indications & Clinical Uses

Oxymetazoline acts as a topical nasal decongestant to reduce swelling of the nasal mucosa.

  • Nasal congestion due to common cold: provides rapid relief of blocked nose.
  • Sinusitis: helps open sinus passages and eases pressure.
  • Allergic rhinitis: reduces swelling caused by allergen exposure, improving airflow.

How It Works

  • Oxymetazoline is a selective alpha‑1 and alpha‑2 adrenergic receptor agonist. By stimulating these receptors on the vascular smooth muscle of the nasal mucosa, it induces vasoconstriction, which decreases blood flow, reduces edema, and opens the nasal airway, thereby alleviating congestion.

Side Effects

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

Common Side Effects

  • Nasal irritation or burning sensation.
  • Dryness of the nasal mucosa.
  • Sneezing or mild nosebleeds.
  • Headache.
  • Altered taste or taste disturbance.
  • Mild throat irritation.

Serious or Rare Side Effects

  • Rebound nasal congestion with prolonged use.
  • Elevated blood pressure or hypertension.
  • Cardiac arrhythmias.
  • Severe allergic reaction (anaphylaxis).
  • Persistent nasal ulceration.
  • Vision changes or ocular pressure increase.

Precautions & Warnings

Before using Oxymetazoline, consider the following safety measures.

  • Limit duration of use: do not exceed three consecutive days to avoid rebound congestion.
  • Pre‑existing cardiovascular disease: use with caution and monitor blood pressure.
  • Diabetes or thyroid disorders: consult a healthcare professional before use.
  • Children under six years: avoid unless specifically prescribed.
  • Pregnancy and breastfeeding: discuss risks with a physician before use.
  • Store at room temperature: keep below 25 °C, in the original packaging, protected from moisture and direct sunlight.

Avoid Interactions

Oxymetazoline can interact with other medications that affect the sympathetic nervous system.

Major Interactions (Avoid)

  • Monoamine oxidase inhibitors (MAOIs): may cause excessive vasoconstriction.
  • Other topical decongestants: risk of severe hypertension.
  • Tricyclic antidepressants: additive sympathomimetic effects.

Moderate Interactions (Monitor Closely)

  • Oral antihypertensives: may reduce blood‑pressure‑lowering effect.
  • Beta‑blockers: possible attenuation of cardiovascular response.
  • Certain herbal supplements (e.g., ephedra): may increase sympathetic activity.

Frequently Asked Questions

Nezeril contains oxymetazoline and is used as an over‑the‑counter nasal decongestant to temporarily relieve nasal blockage caused by the common cold, sinusitis, or allergic rhinitis.

Oxymetazoline acts as a selective alpha‑1 and alpha‑2 adrenergic agonist. It narrows blood vessels in the nasal lining, reducing swelling and allowing air to flow more freely through the nasal passages.

The appropriate dose of Nezeril is determined by a healthcare professional. Typically, a few sprays per nostril are used, but the exact regimen should follow the prescriber’s instructions.

Safety data for oxymetazoline in pregnancy and lactation are limited. Women who are pregnant or breastfeeding should consult their physician before using Nezeril to weigh potential risks and benefits.

To order Nezeril, 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 any necessary import documentation.

Nezeril’s active ingredient, oxymetazoline, provides rapid vasoconstriction similar to other topical decongestants like phenylephrine. Compared with oral decongestants, it acts locally, reducing systemic exposure and often causing fewer systemic side effects.

Nezeril should be stored at room temperature, below 25 °C, in its original container. Keep it away from moisture, direct sunlight and extreme temperatures to maintain product stability.

Nezeril is applied intranasally as a spray. The user tilts the head slightly forward, inserts the nozzle into a nostril, and delivers the prescribed number of sprays, then repeats in the other nostril if directed.

Serious risks include rebound nasal congestion if used longer than three days, significant increases in blood pressure, cardiac arrhythmias, and rare severe allergic reactions such as anaphylaxis. Any of these symptoms require immediate medical attention.

Nezeril should be avoided by individuals with known hypersensitivity to oxymetazoline, those with severe hypertension, certain heart conditions, or by children under six years of age unless specifically prescribed by a healthcare professional.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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