Today Before Dinner I Was Take Pan 40.due To Acidity.

Today before dinner I was take pan 40.due to acidity. I took rice & dal in food. After dinner I immediately.slept at 10 PM. I wake up in mid night at 1 am. And gone till toilet. After laterene suddenly gas hit upper side in my stomach. It is continued. I took Eno, digene liquid and Rantac 150.but till gas hit and pain in chest and back side.pls give solution.