My Son Is 11.8 Yrs Old . From Yesterday Night

My son is 11.8 yrs old . From yesterday night 11 pm till today have given him 5 crocin tablets with a 4 -5 HR break but second tab was given sooner because after giving the first tablet at 11pm , he vomited and therefore gave again at 1 pm ., 5:30am, 10:30 am, 3:30 pm. He is getting fever frequently with 103 degree .. What do you suggest ? Please help