Important - we don't eat cows. We eat steer. Cows have been bred over the decades and centuries to give birth and milk, not to yield meat. That's important, because some cows are heavier than their steer counterparts (Holsteins, for example).
Also very dangerous is inducing a miscarriage by taking strong medications prescribed for other ailments and many of the ways to induce a miscarriage can actually end in loss of life or other very serious consequences.
Mifepristone, when combined with misoprostol, can be used in an induced abortion procedure. Mifepristone is commonly used to end pregnancies that are less than 49 days from conception, states MayoClinic.com. This drug induces abortions by inhibiting the production of hormones necessary for the survival of the fetus.