What else should i do for a cold?

i started getting a soar throat last night, so ever since then i've been taking zicam. its helped, but i have to make sure im all better berfore Thanksgiving. what else can i do? is there something else i can take. and honestly im not FOR SURE if it is a cold. my throat is sore, but i've got allergys and it could just be drainage. but im not taking ANY chances, im treating this as a cold. i have to be ALLLL better before Thanksgiving. thanx yall, God Bless, have a great Thanksgiving!