Gastric active water at the nearest place

As someone who frequently suffers from indigestion due to overeating

Gaseok Hwal-myeong-su, easily available anywhere

I think it's the best. It's available at convenience stores, easy to find in any house, and everyone knows the role of Kasse Hwal Myeong Su. In fact, accessibility should be a priority.

I wonder if there is a medicine as accessible as Gas Hwal Myeong Su.

Of course, the effects are just as good.