If your child put small object into its nostril, don't panic. Don't try to draw with finger, but closing one nostril which not stuff up foreign object and order child exhale strong breath so that the object can go out.

If fail, dripping 2-3 oil drip to nose to prevent bloated the mucous membrane, then immediately bring to doctor.

If happened in mouth, immediately invert child with head below / under and back clapped, otherwise succeed immediately bring to doctor closest