Who need heparin daily shots?

Marissa • I have 2 girls, 12& 7 and my rainbow baby boys 5 and 2. 2 mc, 8/14 & 1/15.
I'm pretty positive I'm pregnant, waiting to take another test for a clearer result tomorrow morning. I've had two miscarriages and I have hashimotos and my repro endo wants me to do heparin shots daily. I will be calling tomorrow if the test is positive, but I'm just curious if anyone else has had to do this and how it usually goes. I know it will be considered high risk, but what does that mean? How often will I have to go in, get ultrasounds, e