Looking For General Information And Home Treatment For Lower Gastrial

looking for general information and home treatment for lower gastrial symptoms. Lower intestinal pressure where I have to relieve a small amount of watery red blood apx once per hour. diarrhea with nausea and extreame pain for apx 2 hours 10 hours ago. Headachs for last 2 months (taking acetaminophen 1,000mg 3 times per day)