Guide to Rabies Antibody Titer Testing | Explaining Costs, Procedures, and the 180-Day Rule [Updated for 2026]
This article explains the costs, procedures, and the 180-day rule for the rabies antibody titer test (FAVN test). We’ve summarized the differences in requirements for travel to Hawaii, New Zealand, Australia, and the UK, as well as for returning to Japan, based on primary sources as of July 2026.