How to relieve pain/soreness after getting braces tightened?

Even to a certain extent. It's just that I want to eat my food comfortably and I am going to my hometown in few days, I don't wanna miss out the delicacies there. I said my dad to not make an appointment today but then the dentist is only available every first Sunday of the month.

How to relieve pain/soreness after getting braces tightened?
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