Itchy throat?

I have to audition for a musical on tuesday and presently I kind of hold a on and off itchy throat. I really want to not be sick on tuesday because I really want the front.

What can I do to get rid of it? for correct because it is on and off. thank you.
Answers:    gargle saline water, cough drops, don't have a chat as much. there's a product in most pharmacies i.e. a white bottle and has a design that looks resembling a tuxedo. its called some entity like "singer's throat" or "musician's throat". i do know that it's get the word "throat" as part of the given name
Its some throat cough medicine they hold that your squirt in your mouth but I forgot the cross of it.