From the Editor

Levonorgestrel or ulipristal: Is one a better emergency contraceptive than the other?

OBG Manag. 2011 March;23(3):8-11

References

1. Chabbert-Buffet N, Pintiaux-Kairis A, Bouchard P; VA2914 Study Group. Effects of the progesterone receptor modulator VA2914 in a continuous low-dose on the hypothalamic pituitary ovarian axis and endometrium in normal women: a prospective randomized, placebo-controlled trial. J Clin Endocrinol Metab. 2007;92(9):3582-3589.

2. Brache V, Cochon L, Jesam C, et al. Immediate pre-ovulatory administration of 30 mg ulipristal acetate significantly delays follicular rupture. Hum Reprod. 2010;25(9):2256-2263.

3. National Health Service Contraceptive Services, England: 2006 to 2007. http://www.ic.nhs.uk/ statistics-and-data-collections/health-and-lifestyles/contraception/nhs-contraceptive-services-england:-2006-07.Accessed February 2 2011.

4. Creinin MD, Schlaff W, Archer DF, et al. Progesterone receptor modulator for emergency contraception. Obstet Gynecol. 2006;108(5):1089-1097.

5. Glasier AF, Cameron ST, Fine PM, et al. Ulipristal acetate versus levonorgestrel for emergency contraception: a randomized non-inferiority trial and meta-analysis. Lancet. 2010;375(9714):555-562.

6. Furedi A. New emergency contraceptive method ellaOne—is it worth the price? Reprod Health Matters. 2009;17(34):187-188.

7. Thomas CM, Schmid R, Cameron S. Is it worth paying more for emergency hormonal contraception? The cost-effectiveness of ulipristal acetate versus levonorgestrel 1.5 mg. J Fam Plann Reprod Health Care. 2010;36(4):197-201.

Levonorgestrel or ulipristal: Is one a better emergency contraceptive than the other?

References

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