Live heartburn free, all day AND all night with just one Prevacid 24HR Prevacid 24HR prevents the acid that causes frequent heartburn and its unpleasant symptoms. So why treat after you start feeling the burn? Prevacid 24HR turns off the pumps that produce the acid that causes heartburn Prevacid®24HR keeps heartburn away for 24 hours, so you can enjoy good meals, good times and a good night's sleep Prevacid 24HR Caps 42-Count