AAH CURE My soar throat 4 2moro?

Hi, i have my birthday party diner 2moro nite,, which consists of a full meal w coconut crepes n such .. i woke up todai w a slight soar throat, im drinking alot of herbal tea, water, and just plain bread w jam, and salt crackers... just got it looked after by a doctor, said its the START of an infection :( i hav an antibiotic for after dinner.... What else should i do?? is there anyway i can guarantee ill b good for 2moro?... btw is it also normal for people to feel hungry when they have a cold like alott??