harvest, did you get an endoscopy done to see if you did, indeed, "tear up your esophagus?" your esophagus might not be damaged, even if it seems it is. i have been diagnosed with rigorous reflux yet the endoscopy showed that my esophagus is norma.
many people have hiatal hernias without feeling any pain. some never even get reflux from it but many people who have hiatal hernias do develop reflux.
yes, prevacid can cause nausea. but it works for some people anyway.