Article in English: You can take it at morning or at night, but most women find that they remember them better at night because their nightly routine for going to bed doesn't vary as much as their morning routines. If you fail to take your pill at the same time every day, you may experience spotting and you will not be as well protected.  If you use the minipill, you must take each pill within three hours of the same time every day. If you do not, you must use a backup form of contraception for the next 48 hours. For example, if you usually take your pill at 8 PM but you forgot until midnight, you should take the pill but also use a backup form of contraception, such as condoms, for the next 48 hours.  Setting an alarm on your cellphone to take your pills or putting them next to your toothbrush can help you remember if you tend to be forgetful. There are even mobile apps that will remind you to take your pill, such as myPill and Lady Pill Reminder. Take the pill about half an hour after eating to help you avoid nausea. Combination pills come in several different “phases.” For some of them, the level of hormones in the pills changes throughout the month. If you are taking any pill other than a monophasic pill, you may have extra instructions on what to do if you miss a pill that are specific to the pill you’re taking.  Monophasic pills contain the same level of estrogen and progestin in all of the pills. If you forget to take one of these pills, take it as soon as you remember. Take the next day’s pill at your regular time. Examples include Ortho-cyclen, Seasonale, and Yaz. Biphasic pills change the level of estrogen and progestin once during the month. Examples include Kariva and Mircette Ortho-Novum 10/11. Triphasic pills change the level of estrogen and progestin every seven days during the first three weeks of pills. Examples include Ortho Tri-Cyclen, Enpresse, and Cyclessa. Quadriphasic pills change the level of estrogen and progestin four times during the cycle. Natazia is the only quadriphasic pill prescribed in the US....

Summary in Indonesian:
Minum pil pada waktu yang sama tiap harinya. Kenalilah jenis pil yang Anda gunakan. Minum pil kombinasi sesuai jadwal yang Anda pilih. Biarkan tubuh Anda menyesuaikan diri dengan pemberian hormon. Waspadai kemunculan bercak darah. Pastikan bahwa Anda menyetok ulang sebelum kehabisan. Cobalah kontrasepsi baru jika percobaan pertama tidak sesuai untuk Anda. Waspadai reaksi negatif dari obat yang digunakan. Ketahuilah saat Anda perlu mengunjungi dokter.