Changes to the pattern of menstrual bleeding are almost universal in women using progestogen-only methods of contraception, and are an important cause of discontinuation of these methods. This study was designed to explore the changes in menstrual bleeding patterns and objectively measure menstrual blood loss (MBL) in 110 women before and during one year of use of 4 different progestogen-only contraceptives.

Research status: 
Completed
Published articles: 

A detailed analysis of menstrual blood loss in women using Norplant and Nestorone progestogen-only contraceptive implants or vaginal rings

Content Owner: 
Research