Randomised controlled trial of levonorgestrel versus the Yuzpe regimen of combined oral contraceptives for emergency contraception

Lancet

Volumn 352, Issue 9126, 1998, Pages 428-433

  Grimes, D ^b   Von Hertzen, Helena ^a   Piaggio, G ^b   Van Look, Paul F A ^a  

^a WORLD HEALTH ORGANIZATION   (Switzerland)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

ETHINYLESTRADIOL; ETHINYLESTRADIOL PLUS LEVONORGESTREL; LEVONORGESTREL; POSTCOITUS CONTRACEPTIVE AGENT;

ABDOMINAL PAIN; ADULT; ARTICLE; CLINICAL TRIAL; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; DIARRHEA; DOSE TIME EFFECT RELATION; DOUBLE BLIND PROCEDURE; DRUG EFFICACY; DRUG TOLERABILITY; FATIGUE; FEMALE; HEADACHE; HORMONAL CONTRACEPTION; HUMAN; MASTALGIA; MULTICENTER STUDY; NAUSEA; NORMAL HUMAN; ORAL DRUG ADMINISTRATION; PREGNANCY RATE; PRIORITY JOURNAL; RANDOMIZED CONTROLLED TRIAL; SIDE EFFECT; TREATMENT OUTCOME; VERTIGO; VOMITING;

EID: 0032497132     PISSN: 01406736     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0140-6736(98)05145-9     Document Type: Article

References (13)

1. 1 Yuzpe AA, Smith RP, Rademaker AW. A multicenter clinical investigation employing ethinyl estradiol combined with dl-norgestrel as postcoital contraceptive agent. Fertil Steril 1982; 37: 508-13.
2. 2 Trussell J, Ellertson C, Stewart F. The effectiveness of the Yuzpe regimen of postcoital contraception. Fam Plann Perspect 1996; 28: 58-64, 87.
3. 3 Ho PC, Kwan MSW. A prospective randomized comparison of levonorgestrel with the Yuzpe regimen in post-coital contraception. Hum Reprod 1993; 8: 389-92.
4. 4 Wilcox AJ, Weinberg CR, Baird DD. Timing of sexual intercourse in relation to ovulation. N Engl J Med 1995; 333: 1517-21.
5. 5 Trussell J, Rodriguez G, Ellertson C. New estimates of the effectiveness of the Yuzpe regimen of emergency contraception. Contraception 1998; 57: 363-69.
6. 6 Fasoli M, Parazzini F, Cecchetti G, LaVecchia C. Postcoital contraception: an overview of published studies. Contraception 1989; 39: 459-68: correction 39: 699-700.
7. 7 Makuch R, Simon R. Sample size requirements for evaluating a conservative therapy. Cancer Treat Rep 1978; 62: 1037-40.
8. 8 Machin D, Campbell MJ, Payers PM, Pinol APY. Sample size tables for clinical studies, 2nd edn. London: Blackwell Science, 1997.
9. 9 Kane LA, Sparrow MJ. Postcoital contraception: a family planning study. N Z Med J 1989; 102: 151-53.
10. 10 Trussell J, Ellertson C, Rodriguez G. The Yuzpe regimen of emergency contraception: how long after the morning after? Obstet Gynecol 1996; 88: 150-54.
11. 11 Grou F, Rodriguez I. The morning-after pill - how long after? Am J Obstet Gynecol 1994; 171: 1529-34.
12. 12 Glasier A, Thong KJ, Dewar M, Mackie M, Baird DT. Mifepristone (RU 486) compared with high-dose estrogen and progestogen for emergency postcoital contraception. N Engl J Med 1992; 327: 1041-44.
13. 13 Webb AMC, Russell J, Elstein M. Comparison of the Yuzpe regimen, danazol, and mifepristone (RU 486) in oral postcoital contraception. BMJ 1992; 305: 927-31.