According to your sign and symptom you are suffering from Gastritis due to indigestion.
You should take consultation for correct diagnosis because correct diagnosis need a complete history of a patient.
Next Steps
For treatment you should take Proton pump inhibitors as pantaprazole and digestive enzyme with multivitamin.
Health Tips
you should change your lifestyle like take sufficient amount of water and take less spicy and fatty food and do exercise regularly with yoga and meditation