There is a need for long-acting birth control methods. Copper-bearing intrauterine contraceptive devices do not have systemic side effects and they are appropriate for parous women who have no excess menstrual flow or cramps at baseline and who have low risk for sexually transmitted infections. Levonorgestrel-releasing intrauterine systems release levonorgestrel directly into uterine cavity. Th...

Contraception is a significant concern for Canadian women of child-bearing age, their partners and their health care providers. In this narrative review we provide information on current trends and recent changes in Canadians' choices of contraceptive methods. We review the characteristics of contraceptive methods available in Canada, with an emphasis on hormonal methods and newer options such ...

Misconceptions exist in Nigeria about the effects of hormonal contraceptives on weight, which may have negative effects on contraceptive use. Data from case notes of clients attending the reproductive health centre at the Ahmadu Bello University Teaching Hospital, Zaria, between 1993 and 1995, were analysed to determine the effects of hormonal contraceptives on body weight, comparing them to cl...

Hormonal contraceptive pills containing 750 microgram levonorgestrel are the most commonly used postcoital contraceptive method because of their high efficacy and fewer side effects. Emergency contraceptive pills containing levonorgestrel present their effects by several mechanisms, including delayed tubal transport of the ovum. A delay of tubal transportation of an ovum is also one of the poss...

Survey data on contraceptive use for about 80 countries are related to measures of contraceptive access, by method, from 1999 to 2009. Cross-tabulation and correlational methods are employed, with geographic comparisons and time trends. Total prevalence of use for five modern contraceptive methods correlates well to a variety of access measures. Greater access is also accompanied by a better ba...

Unregulated fertility leads to population explosion. It is important to know the determinants of contraceptive use among married women. The aim and objective was to find out the prevalence of contraceptive usage among rural Kerala and to find out socio-demographic factors affecting use of contraceptives. A community based cross sectional survey was conducted in rural Kerala and 619 subjects wer...

Patients with inflammatory bowel disease (IBD) and bowel resection might experience reduced effectiveness from oral contraceptive agents. We report a case of a woman with Crohn disease who became pregnant while compliant with her combined oral contraceptive pill (OCP) regimen. Patients with Crohn disease have a greater risk of contraceptive failure because the diseased bowel causes increased pa...

BACKGROUND Fertility desires and contraceptive behavior often change over time. This study examined the influence of change in fertility desires on change in modern contraceptive use over time in three peri-urban communities in sub-Saharan Africa. METHODS This multi-site study includes baseline and follow up data from 3 sites in the Family Health and Wealth Study. Following a census in each s...