How long would u cramp after an early miscarriage?

Cramping: Usually cramping subsides significantly after the products are expelled, however, there may be some cramping until the bleeding stops. This can be from 3-4 days up to 2-3 weeks and longer if the remnants are trapped in the uterus. So if you are still trickling a week after miscarriage, call your doc. He will need to make sure you pregnancy hormone goes back to 0.