G.Pincus
Instructions from Egyptianpapyri (1850 B.C.)
- Vaginal application of crocodile dung aspessary or paste.....
- Cotton tampons or sponges filled with honey,
sodium bicarbonate, fluid from pomegranate
384-322 B.C.
The Greek philosopher Aristotle is thought to be the first person to propose using natural chemicals such as cedar oil, lead ointment or frankincense oil as spermicides.
1901
Physiologist Haberlandt showed that menstruation is regulated by hormones produced centrally in the brain and in a woman’s ovaries.
1923
Haberlandt discovers principle of the pill – injects placenta extracts in fertile animals and makes them temporarily sterile.
1950
Margaret Sanger, founder of the American Planned Parenthood Federation meets biochemist Gregory Pincus on the necessity of hormonal contraceptives, collects $50,000 and funds his research.
1956
Pincus and colleagues conduct trials successfully in US, Peurto Rico and Haiti.
1960
First Pill launched
"Few contributions to medical knowledge have done so much to bring to women everywhere a sense of worth and dignity"
D. E. Cameron, N. Y. T.
No comments:
Post a Comment