Mifegest Kit Uses, price, side effects. How to use Mifegest Kit? Buy Online Mifegest tablet in 100% Private Pack at SmackDeal.com. Mifigest Kit tablet is a combination of two drugs used for medical abortion (terminating a pregnancy). This drug blocks progesterone’s action, a female hormone necessary to maintain fertility and induce contractions in the uterus, further assisting in an abortion. Mifigest tablets should be taken with food or on the advice of your doctor.