A non-surgical, single-dose contraceptive has remained effective for at least three years in six female cats, and the effect is expected to last for the rest of their lives. If it does, the injected ...

Women in America and the United Kingdom are taking legal action against Pfizer and other birth control producers after a study indicated that injectable contraceptives were found to cause brain tumors ...

Methods such as hormonal implants and injections are reaching remote areas, providing more discretion and autonomy. By Stephanie Nolen Photographs by Natalija Gormalova Reporting from towns and ...

Women in the UK are calling for a review of the Depo-Provera contraceptive injection after developing brain tumours they ...

Editor’s Note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. There are an estimated 600 million ...

Women suing Pfizer over 'brain tumour link to contraceptive injection' A group of women who took a contraceptive injection called Depo-Provera are suing the pharmaceutical giant Pfizer after suffering ...

In a study of three million women, researchers found pregnancy-preventing drugs named progestogens were linked to a greater ...