Hi my son is 18 he woke up feeling bad and went to bathroom ,had diarrhea and then fainted ,good thing he was on his knees and dint get hurt,since then he has been throwing up and going to bathroom for diarrhea ,iv given him some rice with some lemon but he keeps throwing up,he gets cold and swetty his jands curl at times,and he gets white,he is drinking small amount of water at times,had abit of high blood presure earlyer 11 over 14 ,he tried to sleep it comes and goes anything else i can do?