Estradiol has been detected in breast milk after the use of pessaries containing 50 or 100 mg of estradiol.1 The American Academy of Pediatrics considers that estradiol is usu- ally compatible with breast feeding.2 1. Nilsson S, et al. Transfer of estradiol to human milk. Am J Obstet ...
Heavy metals such as copper, mercury and lead, and medicinal herbs such as pessaries of acacia and honey, silphium seeds (giant species of fennel), olive and cedar oils were traditionally used for birth control. These methods were not only less efficacious but some of them ...