Helicobacter Test INFAI is a breath test for the direct, non-invasive detection of the bacterium Helicobacter pylori and is now a diagnostic standard and one of the most widely used ¹³C-urea breath tests worldwide. In 1997, INFAI received approval for the Helicobacter Test INFAI (HTI) first time in centralized procedure by EMA in all European countries and it is now available for routine diagnosis of Helicobacter pylori infection. In mean time HTI is registered in more than 40 countries outside the EU, and is covered by most health insurance companies. The test kit has been optimized for easy use by hospitals and doctors.