The ONLY bad thing IMO with weed is that it makes you feel fine with being bored and therefore makes you fine with doing nothing. I think you should just rest, stay hydrated, and watch some movies. You have plenty of time to smoke when your better

Smoke is going to agitate your sore throat even more, if you get bad nausea then id suggest tryin to take a few small bong tokes, when im to the point where the nausea makes it where i cant eat then i take a few tokes and weed saves the day by lettin me digest some food and get me on the track to
getting better