Suggest Treatment For Persistent Vomiting And Diarrhea

I have been throwing up (all Orange today) diarrhea stomach pains Abdominal pain headache back pain and extremely tired for 8 days but it s not like everyday is like yesterday I was fine today I m sick last Thursday I was really sick Friday and Saturday was fine Sunday sick ect. but all the days I say i was fine I still had the diarrhea and nausea and headache.... and not pregnant!!!