Answer:
The effect of this medication should be preventing gastric acid to destroy stomach(or esophagus).
There is some reason why a patient should increase his/her stomach pH. Acidity inside stomach is used for digesting food and killing microbes, but when there is no food then the stomach can digest itself and causing pain. Sometimes the acid also can go upward into the esophagus and damage it, called acid reflux.
Step-by-step explanation: