Thanks for posting your query.
As you are a known case of heart disease
, you are most likely taking Clopidrogrel and Aspirin
Use of these combination is associated with 3-4 times risk of gastric problems.
These medicines are mandatory for you considering your heart disease status.
You should consult with internal medicine specialist/ gastroenterologist and should go for thorough check up.
You should go for endoscopy
under guidance and permission of your treating cardiologist.
You should also go for urea breathe test for H. Pylori to rule our its possibility which is associated with peptic ulcer disease
Meanwhile you should take esmoperazole twice in day along with prokinetics.
You should avoid tomatoes and citrus fruits, tea, coffee and oily spicy food.
Dr. Mayank Bhargava