I drank a mixture of green tea,white tea,flaxseed and pineapple extract, in about an hour of drinking the tea i had severe stomach pain and cramps, then I got diaheria with blood in it. I had bllod in my stool for two days and after that everything I ate gave me stomach pain and loose stools, that was a week ago and still i have to run to the bathroom everytime I eat. I m drinking a lot of fliuds but that makes me go to the restroom too. I also have nausea and vomiting. I been having problems with my stomach like this for over 2 years, a lot of food makes me sick. shlould I be concerned?