Date and Time
 

Check out a program called "Say The Time". It's great and will allow you to
display a message ( any sort) at whatever times you want.. amog other things.
http://www.proveniosoftware.com/

"Nurse in need of HELP" wrote:

I need to know how to add hours to a time. Example: I am trying to schedule
medicine administration to one patient with three different medicines
administered at different times. Does Excel allow you to do this?