At present, the following countries have a formalized reimbursement code for FENO measurement: Portugal, Denmark, Finland, United States, Italy, Czech Republic, South Africa, The Netherlands and P.R. China.

The British, Dutch, Finnish, Swedish and Spanish Guidelines include NO measurement as a marker for airway inflammation management as do the National Asthma Education and Prevention Program (NAEPP), the Global Initiative for Asthma (GINA) and the European Respiratory Society and American Thoracic Society (ERS/ATS) guidelines.  For more detailed information go to: Guidelines including FENO

Favorable health economic analyses have been performed for Germany, United Kingdom, United States, Sweden, Switzerland and The Netherlands. Results can be found under: Key reimbursement references.