Octal - See also. 1  Computer numbering formats. 2  Octal games, a game numbering system used in combinatorial game theory. 3  Syllabic octal, a specific octal representation of 8-bit syllables.
Your doctor or nurse will suggest 1 of the following methods to begin taking the pill: Start your first pack of pills on the first day of your menstrual period. Use a backup method of birth control (such as condoms with spermicide) until you start the pill.
Twenty-eight day pill packs contain 21 active pills and seven inactive (placebo) pills. The pill packs are marked with the days of the week to remind you to take a pill every day. The seven inactive pills in the 28-day pill pack are added so that you are reminded to start a new pill pack after 28 days.Some newer pills have only 2 inactive pills or even no inactive pills in the pack.sk your doctor when you should start birth control pills. If you are still having your period on the day that you have been told to start your pill pack, go ahead and start the pill pack anyway.