A NOSY CONTRACEPTIVE
"Honey, did you take a sniff today?"
That could some day become a standard question among men and women. Writing in the British journal Lancet last week, Researchers Christer Bergquist, Sven Johan Nillius and Leif Wide of the University Hospital of Uppsala, Sweden, reported progress toward an unusual goal: the development of a nasal spray contraceptive. In their work, they used a derivative of a hormone known as LRH (for luteinizing hormone- releasing hormone). In high daily doses the experimental chemical inhibits ovulation by curtailing the secretion of still other hormones called gonadotropins, essential for the maturing and release...