Seasonale (Levonorgestrel, Ethinyl Estradiol) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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May 26, 2012

Seasonale

Ovarian Cysts »

What is the ovary and what are ovarian cysts?

The ovary is one of a pair of reproductive glands in women that are located in the pelvis, one on each side of the uterus. Each ovary is about the size and shape of an almond. The ovaries produce eggs (ova) and female hormones. The ovaries are the main source of female hormones, which control the development of female body characteristics such as the breasts, body shape, and body hair. They also regulate the menstrual cycle and pregnancy. Ovarian cysts are closed, sac-like structures within an ovary that contain a liquid, gaseous, or semisolid substance. The ovary is also referred to as the female gonad.

What causes ovarian cysts?

Ovarian cysts form for numerous reasons. The most common type is a follicular cyst, which results from the growth of a follicle. A follicle is the normal fluid-filled sac that contains an egg. Follicular cysts form when the follicle grows larger than normal ...

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Seasonale User Reviews >>

Seasonale

Birth Control Slideshow Pictures

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Seasonale®
(levonorgestrel/ethinyl estradiol) Tablets 0.15 mg / 0.03 mg

Patients should be counseled that this product does not protect against HIV-infection (AIDS) and other sexually transmitted diseases.

DRUG DESCRIPTION

Seasonale® (levonorgestrel/ethinyl estradiol tablets) is an extended-cycle oral contraceptive consisting of 84 pink active tablets each containing 0.15 mg of levonorgestrel, a synthetic progestogen and 0.03 mg of ethinyl estradiol, and 7 white inert tablets (without hormones).

The chemical formula of levonorgestrel USP is 18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17α)-, (-)-, and the chemical formula of ethinyl estradiol USP is 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, (17α)-. The structural formulas are as follows:

Seasonale®
(levonorgestrel/ethinyl estradiol tablets) Structural Formula Illustration

Each pink active tablet contains the following inactive ingredients: anhydrous lactose NF, FD&C blue no. 1, FD&C red no. 40, hydroxypropyl methylcellulose USP, microcrystalline cellulose NF, polyethylene glycol NF, magnesium stearate NF, polysorbate 80 NF, and titanium dioxide USP. Each white inert tablet contains the following inactive ingredients: anhydrous lactose NF, hydroxypropyl methylcellulose USP, microcrystalline cellulose NF, and magnesium stearate NF.

What are the possible side effects of ethinyl estradiol and levonorgestrel extended-cycle (Jolessa, LoSeasonique, Quasense, Seasonale, Seasonique)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

sudden numbness or weakness, especially on one side of the body;
sudden headache, confusion, pain behind the eyes, problems with vision, speech, or balance;
chest pain or heavy feeling,...

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