| At the midpoint of the last century science produced the anovulant pill, which quickly gained worldwide attention and widespread use. |
| In the 1950's there began to be developed an anovulant pill, which was found capable of being used as a pre-coital type of artificial birth prevention. |
| In the 1960s, the Church faced increasing pressure regarding the use of contraceptive means with the marketing of the anovulant pill. |
| The oral anovulant contraceptive pill had been developed privately with her assistance. |
| Depo-Provera is a brilliantly effective anovulant if the injections reliably occur every twelve weeks. |
