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.
Out with the oldâ¦. In the old days, health care providers often advised women starting the pill to wait until the next Sunday, or even until five days after the start of their next period. Couples were supposed to rely on condoms or not have sex in the meantime.