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.
First Day Start - Take your first pill during the first 24 hours of your menstrual cycle. No back-up contraceptive. method is needed when the pill is started the first day of your menses. Sunday Start - Wait until the first Sunday after your menstrual cycle begins to take your first pill. With this option. use another method of birth control for the first 7 days of the first cycle only. Today Start - Start the pill today.