Hi Cricket and welcome.
I am sorry that you had this scary experience. This is not an uncommon fear that comes as a resull of a choking incident...or just anxiety in general.
Here are some old threads on the subject that you may want to read through...they have some great responses that you can get some solid advice from.
https://www.healingwell.com/community/default.aspx?f=9&m=2709183
https://www.healingwell.com/community/default.aspx?f=9&m=2076837
https://www.healingwell.com/community/default.aspx?f=9&m=946352
Post with us anytime.
S.C.