I think you’re confusing two things here. Clots of blood during bleeding is pretty normal, blood clots tend to happen in your limbs such as arms and legs and will be accompanied by swelling, cramps, pain, throbbing and there is more symptoms. If you want to read more you can check {j5n29aNW9} or {I5n29aNAw}
Do you have a family history of clots? If you’re concerned do not wait and see your doctor.
You’re in the adjustment period of birth control since you’ve started taking it again. This takes 3-6 months. So the irregular bleeding is very normal, it is even normal after using birth control for years.