Twenty years of research by the Population Council determined the metabolic and pharmacologic effects, most suitable progestin, carrier, dose, efficacy, side effects, acceptability, and mechanisms of action before the first implant, Norplant (Schering-Leiras, Berlin), was endorsed by the World Health Organization (WHO) in 1985.
Another 5 years passed before the US Food and Drug Association (FDA) approved Norplant for use in the United States, the 20th country to adopt the new method.
Today, the Kirloskar Group is India's largest engineering conglomerate.
Implantable hormonal contraception is one of the most effective methods of contraception available.
The initial concept of implant contraception based on Silastic polymer capsules was proposed in 1967.
Shantanurao Laxmanrao Kirloskar ( – 24 April 1994) was an Indian businessman of Maharashtrian Karade Brahmin family.
He was instrumental behind the rapid growth of the Kirloskar Group.