McCormick had provided almost the entire $2 million it took to develop and test the oral contraceptive pill.

Combined oral contraceptive pills should be taken at the same time each day.

Prospective memory is required to remember when to take oral contraceptive pills.

This series later comprised the first oral contraceptive pill, which was made by others.

The same symptom recurred a year later when she took the oral contraceptive pill.

There were several factors associated with the revolution including the innovation of the oral contraceptive pill.

Such preparations were used in early combined oral contraceptive pills.

After this discovery, the combined oral contraceptive pill was created.

The combined oral contraceptive pill is thought to be safe and usually works well.

There are two major kinds of oral contraceptive pills.