1. Amenorrhoea, Breast mass, Cervical dysplasia, Hypomenorrhoea, Menometrorrhagia, Oligomenorrhoea, Suppressed lactation

2. Some users may experience amenorrhoea or oligomenorrhoea after discontinuing hormonal contraception, especially when such a condition was pre-existent

3. Before puberty a delay in sexual maturity (in particular delayed menarche) and after menarche oligomenorrhoea or secondary amenorrhoea may result, most frequently in aerobic-type activities associated with lower body weight such as running, aerobics and gymnastics.