This website is for healthcare professionals - NIOX PRO® is available in the following countries.

Nasal Testing with NIOX®

Say hello to nNO

NIOX®, the all in one FeNO and nNO testing experience.

Key highlights:

Nasal nitric oxide is naturally produced in high quantities in the nasal cavity

Levels of nNO can be drastically reduced in some conditions such as primary ciliary dyskinesia

NIOX VERO® - one device, two cutting-edge technologies.

What is nNO?

Nitric oxide (NO) naturally occurs in the airways.1 There are high nasal concentrations of nitric oxide present in the human airway, with higher amounts of exhaled NO originating in the nasal airways than the lower airways and oral cavity.2,3

Why use NIOX® for nNO?

Did you know that the device of choice for FeNO testing NIOX VERO® can also be used for nNO testing?

With NIOX VERO®, testing nasal nitric oxide is simple. NIOX® offers an all-in-one experience for your practice.

How does it work?

With two testing methods, tidal breathing or expiration against resistance, patients over the age of 5 can simply measure nNO using NIOX VERO®.

The device gently samples air from the patient's nasal cavity, making measuring nNO comfortable for most patients.

The NIOX® Panel app allows you to track nNO levels in real time.

Discover FeNO Testing

Learn about FeNO with our free app

Why NIOX®

Explore the Gold Standard device*

Understand FeNO Scores

Use our interpreting FeNO calculator

* NIOX®. Data on File; MKT-DOF-007. 2024.

NIOX® Customer Support and Training

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© Copyright NIOX Group plc. MKT-PRM-WW-0089. May 2024.