11.   If his hypothesis about melatonin, estrogen and breast tumors bears out, the new pill could help women prevent cancer as well as unwanted pregnancies.

12.   Intravenous chemotherapy is his last hope, along with a new pill he started taking two weeks ago.

13.   Now consider the possible side effect of the new pill.

14.   The company said the new pills would be available this month.

15.   The new pill, in contrast, is packaged, marketed and designed specifically to prevent pregnancy.

16.   Though widely hyped flea remedies have failed before, local vets say they they believe that the new pill has potential.

17.   Women taking Seasonale, as the new pill is called, would have just one period every three months.

18.   But a new pill blocks absorption of almost a third of the fat which people eat.

19.   New pill varieties, like sibrafiban, are intended for long-term use.

20.   So far, patients have experienced no side effects from the new pill.