Hi..as you know sanitizer has chemicals and exposure to it can cause burning of nose and throat...kindly do gargles and steam inhalation for the same....if having trouble breathing or any other issue as giddiness blackouts you have visit a hospital to get you checked....but if symptoms decrese then it should settle in few days
Next Steps
consult online if having severe problems
Health Tips
kindly do saline warm water gargles and steam inahalation