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Journal of Pregnancy
Volume 2011, Article ID 965060, 6 pages
Research Article

Magnesium Sulfate as a Second-Line Tocolytic Agent for Preterm Labor: A Randomized Controlled Trial in Kyushu Island

1Department of Obstetrics and Gynecology, University of Miyazaki, 5200 Kihara, Kiyotake, Miyazaki 889-1692, Japan
2Department of Obstetrics and Gynecology, National Hospital Organization Nagasaki Medical Center, Nagasaki 856-8562, Japan
3Department of Obstetrics and Gynecology, Fukuoka University, Fukuoka 814-0180, Japan

Received 14 October 2010; Revised 6 April 2011; Accepted 27 April 2011

Academic Editor: Sinuhe Hahn

Copyright © 2011 Yasuyuki Kawagoe et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. C. A. Crowther, J. E. Hiller, and L. W. Doyle, “Magnesium sulphate for preventing preterm birth in threatened preterm labour,” Cochrane Database of Systematic Reviews, no. 4, article CD001060, 2002. View at Google Scholar
  2. B. M. Mercer and A. A. Merlino, “Magnesium sulfate for preterm labor and preterm birth,” Obstetrics and Gynecology, vol. 114, no. 3, pp. 650–668, 2009. View at Publisher · View at Google Scholar · View at PubMed · View at Scopus
  3. T. Ikenoue, Y. Matsuda, M. Kamitomo, and H. Hokanishi, “Combination therapy of intravenous ritodrine and magnesium sulfate to inhibit premature labor,” The Journal of Obstetrics and Gynaecology Research, vol. 41, no. 12, pp. 1972–1978, 1989. View at Google Scholar
  4. F. H. Coleman, “Safety and efficacy of combined ritodrine and magnesium sulfate for preterm labor: a method for reduction of complications,” American Journal of Perinatology, vol. 7, no. 4, pp. 366–369, 1990. View at Google Scholar · View at Scopus
  5. T. S. Kosasa, R. Busse, N. Wahl, G. Hirata, R. T. Nakayama, and R. W. Hale, “Long-term tocolysis with combined intravenous terbutaline and magnesium sulfate: a 10-year study of 1000 patients,” Obstetrics and Gynecology, vol. 84, no. 3, pp. 369–373, 1994. View at Google Scholar · View at Scopus
  6. P. L. Ogburn Jr., C. A. Hansen, P. P. Williams, J. C. Butler Jr., M. S. Joseph, and T. M. Julian, “Magnesium sulfate and beta-mimetic dual-agent tocolysis in preterm labor after single-agent failure,” The Journal of Reproductive Medicine, vol. 30, no. 8, pp. 583–587, 1985. View at Google Scholar
  7. C. G. Hatjis, L. H. Nelson, P. J. Meis, and M. Swain, “Addition of magnesium sulfate improves effectiveness of ritodrine in preventing premature delivery,” American Journal of Obstetrics and Gynecology, vol. 150, no. 2, pp. 142–150, 1984. View at Google Scholar · View at Scopus
  8. J. E. Ferguson II, P. A. Hensleigh, and D. Kredenster, “Adjunctive use of magnesium sulfate with ritodrine for preterm labor tocolysis,” American Journal of Obstetrics and Gynecology, vol. 148, no. 2, pp. 166–171, 1984. View at Google Scholar · View at Scopus
  9. S. G. Lencki, M. B. Maciulla, and G. S. Eglinton, “Maternal and umbilical cord serum interleukin levels in preterm labor with clinical chorioamnionitis,” American Journal of Obstetrics and Gynecology, vol. 170, no. 5, part 2, pp. 1345–1351, 1994. View at Google Scholar · View at Scopus
  10. R. F. Casper and S. J. Lye, “Myometrial desensitization to continuous but not to intermittent beta-adrenergic agonist infusion in the sheep,” American Journal of Obstetrics and Gynecology, vol. 154, no. 2, pp. 301–305, 1986. View at Google Scholar
  11. S. J. Lye, B. A. Dayes, C. L. Freitag, J. Brooks, and R. F. Casper, “Failure of ritodrine to prevent preterm labor in the sheep,” American Journal of Obstetrics and Gynecology, vol. 167, no. 5, pp. 1399–1408, 1992. View at Google Scholar
  12. S. N. Caritis, J. P. Chiao, J. J. Moore, and S. M. Ward, “Myometrial desensitization after ritodrine infusion,” American Journal of Physiology, vol. 253, no. 4, pp. E410–E417, 1987. View at Google Scholar
  13. T. Kawarabayashi, T. Tsukamoto, Y. Kaneko, M. Ikeda, H. Sugimori, and K. Shirakawa, “Changes in beta-adrenergic receptors under long-term application of ritodrine in pregnant-rat myometrium,” Gynecologic and Obstetric Investigation, vol. 35, no. 3, pp. 136–139, 1993. View at Google Scholar
  14. T. Kawarabayashi, M. Ikeda, H. Sugimori, and H. Nakano, “Effects of magnesium and catecholamines on spontaneous contraction of pregnant human isthmic myometrium,” Asia-Oceania Journal of Obstetrics and Gynaecology, vol. 10, no. 3, pp. 375–384, 1984. View at Google Scholar