Thanks for posting your query.
With the available described details, there appears to high possibility of partially treated Acute gastroenteritis
At times infection may persist for long period due to untreated infection.
You should consult with internal medicine specialist/ gastroenterologist and should go for thorough check up.
You should also go for complete blood count
, blood sugar, serum electrolytes, widal test
, amoebic antibodies
and thyroid profile.
You should also go for endoscopy with biopsy.
You should take complete antibiotic therapy, antispasmodics, probiotics, antipyretics, if needed.
You should maintain your hydration status by taking potassium rich liquids.
Take soft diet
along with yogurt and banana.
Avoid milk and all milk related products.
Dr. Mayank Bhargava