Tests of the immune system to diagnose infertility in women.. Antibiotics. The embryos are returned to the uterus

Immune system tests:
- Anti-sperm either through blood tests or cervical mucus.
- Ovarian antigens in early ovarian insufficiency.
Antibodies, such as Antiphospholipid Antibody, which play a role in non-continuation of pregnancy when fetuses are returned to the uterus.