Hi... Welcome to healthcare magic... According to your complain you have problem of abdominal cramps and diarrhea that may be because of gastroenteritis problem or food poisoning or intestinal condition... Indigestion also cause abdominal cramps and diarrhea..... Parasitic infection like giardia cause this type of symptoms... You have complain of diarrhea from severe days.. . So do a stool examination test for further diagnosis..... Abdominal ultra sonography can done if needed. Consult a gastroenterologist for further diagnosis.. I hope my guidance helpful to you... Take care. Thank you.