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Levonorgestrel

Known as: 18-Methyl-17-alpha-ethynyl-19-nortestosterone, 17-Ethynyl-18-methyl-19-nortestosterone, 18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17alpha)-(-)- 
The levorotatory form of norgestrel and synthetic progestogen with progestational and androgenic activity. Levonorgestrel binds to the progesterone… Expand
National Institutes of Health

Papers overview

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Highly Cited
2010
Highly Cited
2010
BACKGROUND Emergency contraception can prevent unintended pregnancies, but current methods are only effective if used as soon as… Expand
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Highly Cited
2002
Highly Cited
2002
BACKGROUND A single 10 mg dose of mifepristone, and two 0.75 mg doses of levonorgestrel 12 h apart, are effective for emergency… Expand
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Highly Cited
2002
Highly Cited
2002
The objectives of this study were to evaluate the bleeding patterns and clinical performance during the first 2 years of use of… Expand
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Highly Cited
2001
Highly Cited
2001
OBJECTIVE To evaluate the effectiveness of a levonorgestrel-releasing IUD as therapy for endometriosis of the rectovaginal septum… Expand
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Highly Cited
1998
Highly Cited
1998
A proniosome based transdermal drug delivery system of levonorgestrel (LN) was developed and extensively characterized both in… Expand
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Highly Cited
1998
Highly Cited
1998
BACKGROUND A previous randomised study suggested that the progestagen, levonorgestrel, given alone in two separate doses each of… Expand
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Highly Cited
1998
Highly Cited
1998
Summary Background A previous randomised study suggested that the progestagen, levonorgestrel, given alone in two separate doses… Expand
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Highly Cited
1998
Highly Cited
1998
OBJECTIVES To assess whether the levonorgestrel intrauterine system could provide a conservative alternative to hysterectomy in… Expand
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Highly Cited
1995
Highly Cited
1995
Concern about the risks of cardiovascular illness in women using combined oral contraceptives (OC) containing the progestagens… Expand
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Highly Cited
1994
Highly Cited
1994
A 20 micrograms/24 hours levonorgestrel-releasing intrauterine contraceptive device (LNG-IUD) has, in an open randomized… Expand
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