My Mother Takes Boniva, For A While Now, She Knows

my mother takes Boniva, for a while now, She knows that you wait 1 hour before taking other medications, and eating or drinking anything, and sitting straight up or standing, during this 1 hr. period. can she take medication that she usually takes around 4am, if she takes the boniva around 7 am? the 4am med. is something new she is doing?