Important Safety Information | NIOX VERO® User Manual (PDF)

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FeNO for Research

Circassia is the worldwide leader in FeNO monitoring devices for clinical research.1

NIOX has been the preferred FeNO device used in global research trials for almost ten years by pharmaceutical companies, clinical research organisations, and government and academic groups. Monitoring FeNO has proved to be a valuable biomarker and is continually included in clinical trial protocols.1-4

Circassia provides the following services for your FeNO research needs:

FeNO for Reasearch - NIOX VERO®

Customer Support

  • Dedicated account manager
  • Study-specific labelling
  • Attendance at investigator meetings


  • Serial number and expiration date tracking
  • PO tracking
  • Study/site shipment history

Training and technical support

  • CRO and site training, live or virtual
  • Integration into external data management programs
  • Blinding of results
  • Support for all technical questions or issues

Logistical features

  • Direct shipments to sites
  • Bulk shipments to depots
  • Proforma invoice creation and revision as needed

For any more information regarding clinical research, please contact us at


References: 1. Data on file. Circassia Ltd February 2020. C-NIOX-0004  2. Petsky et al. Exhaled nitric oxide levels to guide treatment for children with asthma. Cochrane Database Syst Rev. 2016 11:CD011439.  3. Petsky et al. Exhaled nitric oxide levels to guide treatment for adults with asthma. Cochrane Database Syst Rev. 2016 11:CD011440.  4. NICE guideline [NG80]: Asthma: diagnosis, monitoring and chronic asthma management. 2017