 [ Symptoms ] i have gerd and take prevacid my symptoms have exacerbated since taking a vitamin d prescription is that common [ Disease ] this is actually not common i looked at the literature to see if there was any type of drug interaction and there is not i would advise calling your health care provider and letting them know that you are experiencing symptoms of gerd they may want to see you to re evaluate they may order a blood test to see what your level of vitamin d is