1982, Miriam Stoppard, Everywoman's Life Guide, Macdonald, →ISBN, page 234:
Doctors are now able to prescribe drugs known as prostaglandin inhibitors, or anti-prostaglandins, which work by inhibiting excess production of prostaglandin, thereby making dysmenorrhoeic women normal.
1989, Shirley Pearce, Jane Wardle, editors, The Practice of Behavioural Medicine, BPS Books, →ISBN, page 193:
It is currently believed that dysmenorrhoeic women have an excessive release of prostaglandins or an excessive sensitivity to their presence.