Can someone tell what’s going on..

K had a chemical pregnancy-almost 3 weeks ago and I had my blood test to make sure

Y hcg was out of my body which it is..my boobs have hurting alit lately and I’m getting alit of Creamy discharge and now it’s like milky..I took a hpt it’s negative but i think it would be to early anyhow..could it be pregnancy my hubby and I have been try again since the Chemical pregnancy..