
POPs must be taken within the same three hours every day. Most work by thickening cervical mucus, preventing sperm from entering the uterus. Progestin-only contraceptives (POPs) contain just one hormone, progestin. Oral hormonal contraceptives: Progestin-only contraceptives Gianvi, Loryna, Nikki, Ocella, Syeda, Yaz, ZarahĮthinyl estradiol + drospirenone + levomefolateĪmethyst, Aviane, Falmina, Levlen, Orsythia, VienvaĮstarylla, Femynor, Mono-Linyah, Previfem, Sprintec, Tri-Lo-Marzia Oral hormonal contraceptives: Combined hormonal contraceptivesĬombined oral contraceptives (COCs) contain an estrogen and a progestin to prevent ovulation (the release of an egg from an ovary), thin the uterine lining, and thicken cervical mucus making it impenetrable to sperm.Īzurette, Cyclessa, Desogen, Isibloom, Kariva, Reclipsen Some combined hormonal contraceptives also contain supplements such as iron or folic acid. Hormone-containing contraceptives have more side effects than nonhormonal contraceptives.

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The main difference is that some contain hormones whereas others do not. There are several differences between contraceptives. What are the differences between contraceptives?

Hormonal contraceptives are available as pills (oral contraceptives), injections, implants, intrauterine devices, patches, and vaginal rings. POPs mainly just change the viscosity of mucus and thin the endometrium however, in some women, they may also prevent ovulation, although this is usually inconsistent. They also change the viscosity (stickiness) of mucus within the cervix to make it hard for sperm to travel to the uterus.

Those that contain just progestin are called progestin-only contraceptives (POPs).ĬOCs prevent pregnancy by inhibiting the normal process of ovulation (the release of an egg from an ovary) and by altering the lining of the uterus (the endometrium) so that it is unable to support a fertilized egg.Hormonal contraceptives that contain both an estrogen and progestin are called combined oral contraceptives (COCs).Hormonal contraceptives consist of one or more synthetic female sex hormones. Contraceptives may also be referred to as birth control. Contraceptives are the name given to medicines and other devices that are used to prevent unwanted pregnancy.
