https://wespenrevideos.com/wp-content/uploads/2024/07/QA-Session-5-July-2024.pdf
Regarding question 5, Rhogam is the drug that is used to counter the problem of a woman who is rh negative and her unborn baby is rh positive. This drug didn’t come into use until 1968 and there are legal issues around its use in recent times due to its safety. There are side effects in some cases.
https://en.wikipedia.org/wiki/Rho(D)_immune_globulin