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Sometimes normal persons can hear their intestinal sounds (borborygmi).
You also have several other symptoms - it could be gastritis
, ulcer and so on.
The ideal approach will be to see a gastro-enterologist and have an upper GI endoscopy
In the meantime, you will benefit from Proton Pump
Inhibitors - like omeperazole and pro-kinetic agents like domperidone
Probably, there is nothing urgent or serious, but you need to be seen.
Wishing speedy recovery