Sudden onset of abdominal pain, more right side, tight feeling... Around 3 hours now... What to do? What if it persists? Eating and bowel habits norm

See MD. See your doctor or go to the emergency room if the pain is severe enough. You at least need a thorough history and physical exam, possible labs and ct scans/ultrasound if the exam indicates the need for them.
See Dr. Could be your gallbladder. Do not try to eat, just stay on clear liquids. See a physician if it persists. Good luck.

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Sudden onset of abdominal pain, more right side, tight feeling... Around 3 hours now... What to do? What if it persists? Eating and bowel habits norm

Needs evaluation. There are multiple things that can cause r sided abdominal pain. Some will resolve on their own but some may require surgery to correct the problem. You need to be evaluated by a physician and possibly have some type of imaging done to determine the cause and appropriate treatment. Read more...