You may ask your physician to reconsider your therapy.
There are other groups of meds and their combinations, used to treat symptoms of acid reflux.
Instead, Omeprex which is proton pump inhibitor, you can be give a combination of antacid and H2 blocker. This combination is especially helpful in people having symptoms after meal.
Antacids work within minutes, and H2 blockers inhibit acid secretion for 6 to 24 hours and are very useful for people who need persistent acid suppression.