 [ Symptoms ] i take 40 mg pravastatin doctor wants it at 80mg i can not afford new meds can i take 2 40mg tabs instead of the 80mg [ Disease ] nexium and kapidex now called dexilant are both within the same drug class they are proton pump inhibitors which aid in the decrease of acid production to prevent andor treat gerd and certain ulcers they are made by different companies but work very similarly having similar drug interactions and side effect profiles