My son is 2 and he has a fever of

Patient: My son is 2 and he has a fever of 101.4 and has vomited (assid looking) 3 times in the last 2 hours (he was fine all day long and it just hit him hard rite before bed time), he woke up and kept pointing out that his stomach was hurting. What should i do to comfort him, and should i take him to the E.R?

Doctor: