Upon taking the second medication misoprostol tablet, cramping, bleeding, and clotting may begin as soon as 20 minutes. Within the next 6 to 8 hours, most women will miscarry. Cramping may come in waves with increasing and decreasing intensity. You can expect bleeding heavier than a menstrual period with large clots. During this time, you will pass the embryo although you may not see it since it is very small. The amount of bleeding when using the Medical Abortion is greater than with aspiration abortion .