2019
DOI: 10.1002/14651858.cd001324.pub6
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Interventions for emergency contraception

Abstract: Analysis 3.1. Comparison 3 Levonorgestrel (all doses) versus anordrin (all doses), Outcome 1 Observed number of pregnancies (all women

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Cited by 43 publications
(47 citation statements)
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“…In contrast to UPA, LNG is effective up to 72 h after unprotected sexual intercourse or contraceptive failure, even though a moderate efficacy of up to 120 h is discussed in the international literature [ 5 , 6 ]. The superior effectiveness of UPA compared to LNG is also apparent in the first 24 to 72 h [ 11 , 12 , 13 ]. There are differences in terms of the statistical significance, however [ 11 , 12 , 13 ], which in Germany has led to different recommendations from gynaecology associations (generally UPA is considered superior) and the Federal Chamber of Pharmacies (BAK) (less than 72 h LNG or UPA) [ 14 , 15 ].…”
Section: Introductionmentioning
confidence: 99%
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“…In contrast to UPA, LNG is effective up to 72 h after unprotected sexual intercourse or contraceptive failure, even though a moderate efficacy of up to 120 h is discussed in the international literature [ 5 , 6 ]. The superior effectiveness of UPA compared to LNG is also apparent in the first 24 to 72 h [ 11 , 12 , 13 ]. There are differences in terms of the statistical significance, however [ 11 , 12 , 13 ], which in Germany has led to different recommendations from gynaecology associations (generally UPA is considered superior) and the Federal Chamber of Pharmacies (BAK) (less than 72 h LNG or UPA) [ 14 , 15 ].…”
Section: Introductionmentioning
confidence: 99%
“…The superior effectiveness of UPA compared to LNG is also apparent in the first 24 to 72 h [ 11 , 12 , 13 ]. There are differences in terms of the statistical significance, however [ 11 , 12 , 13 ], which in Germany has led to different recommendations from gynaecology associations (generally UPA is considered superior) and the Federal Chamber of Pharmacies (BAK) (less than 72 h LNG or UPA) [ 14 , 15 ]. Both substances are more effective the sooner they are taken after unprotected sexual intercourse [ 7 ], which is why prompt access to the medication is of great importance.…”
Section: Introductionmentioning
confidence: 99%
“…These findings are noteworthy. For instance individual studies have drawn linkages between menses return and initiation of contraceptive use [3,14]. Adanikin et al in their study found that family planning use is most likely in the month following menses return [14].…”
Section: Discussionmentioning
confidence: 99%
“…The natural family planning or fertility awareness included the method of contraception that does not use any drugs or devices. It included any of the calendar or rhythm method, cervical mucus method or the basal body temperature method [3].The following steps were involved in the questionnaire development and validation. Firstly, the questionnaire's face validity was established by having it reviewed by two different experts (obstetrician-gynecologist and measurement and evaluation expert in test construction).…”
Section: Methodsmentioning
confidence: 99%
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