a period, that you get from the withdrawal of the
hormones in the pill
. Directions for what to do with a light or missed period while on the pill
(from the Univ of Iowa OB/GYN website http://www.uihealthcare.com/depts/med/obgyn/patedu/birthcontrol/pillfacts.html)
"IF YOU HAVE TAKEN ALL PILLS CORRECTLY and have a very light or miss a period, keep taking your pills.
IF YOU MISS TWO PERIODS, in a row, call the clinic.
IF YOU MISS ANY PILLS AND MISS A PERIOD, call the clinic.