Dr. Raymond Li Hang-wun from HKUMed, who led the study, explained that their findings could lead to changes in medical ...

Some hormonal contraceptives are associated with a small but significant increased risk of stroke and heart attack, according ...

First-generation OCs contain 35-50 µg EE2/pill in association with a progestin. Second-generation OCs include levonorgestrel-containing pills, of which development started approximately from 1970 ...

The Food and Drug Administration (FDA) approved Lybrel, a brand name levonorgestrel-ethinyl estradiol formulation, in 2007. It was the first birth control pill approved for 365 days (1 year ...

The timing could also be a reason why this pill could fail. Pills containing levonorgestrel (a type of progestin) work best when you take it within three days (72 hours) of unprotected sex.

Certain contraceptives may carry a slightly increased risk of heart attacks and strokes in women, according to a large new ...

Increased relative risk of stroke and myocardial infarction, but absolute risk is low Approximately 80% of women worldwide have used hormonal contraception at some point in their lives.1 This high ...