I've been having back pains like crazy today is it normal?

So im a 17 y/o girl and i had my first period at the age of 13 , but never have i ever felt this much pain in my back and legs , today i got ill i've vomiting all , and i had diarrhea and on top of all this i get my period at first the pain was parable but now i can barely get up of my bed , i feel like my bones are breaking and I can't even sleep. Please help me out guys , is it normal?
I've been having back pains like crazy today is it normal?
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