What is the use of levonorgestrel and quinestrol tablets?

One tablet form available in China consists of 6 mg levonorgestrel and 3 mg quinestrol; it is used as a prescription “long-term” oral contraceptive, with one dose taken each month.

How does levonorgestrel affect estrogen?

It contains 2 hormones: levonorgestrel (a progestin) and ethinyl estradiol (an estrogen). It works mainly by preventing the release of an egg (ovulation) during your menstrual cycle.

How do you use a poster tablet?

Take 1 tablet by mouth with or without food as soon as possible after unprotected sex. This medication works best when it is taken within 72 hours (3 days) after unprotected sex. If you vomit within 2 hours of taking this medication, contact your doctor to ask if you need to repeat the dose.

How do you use levonorgestrel and Quinestrol?

To obtain optimal results, the first tablet should be taken as soon as possible within 72 hours of intercourse, and a second pill 12 hours later. The medication is more effective the sooner they are taken after sexual intercourse.

What does levonorgestrel do to your hormones?

As a form of progesterone, levonorgestrel exerts its actions on the hypothalamus through a negative feedback mechanism, which causes a decrease in the secretion of luteinizing hormone (LH) and follicle-stimulating hormone (FSH). Both LH and FSH normally stimulate ovulation.

How do I know levonorgestrel has worked?

How will I know if Levonorgestrel tablets worked? Most women will have their next menstrual period at the expected time or within a week of the expected time. If your menstrual period is delayed beyond 1 week, you may be pregnant. You should get a pregnancy test and follow up with your healthcare professional.

How long does levonorgestrel stay in the body?

The elimination half-life of levonorgestrel is 24 to 32 hours, although values as short as 8 hours and as great as 45 hours have been reported. About 20 to 67% of a single oral dose of levonorgestrel is eliminated in urine and 21 to 34% in feces.