HCG stands for Human Choriogonadotropin, the hormone produced by pregnant women in the early stages of pregnancy.
I do not think that messing about with hormones is a good idea. I naturally have screwed up hormones and it has caused me no end of heartache and misery over the years. I personally believe that if anyone has no natural need for pregnant female hormones then they are probably better off without them. I can envisage that a doctor may think that a pregnant woman needs this if her hormones are not right - but I really cannot see why anyone else would want it. I certainly cannot imagine why anyone called Edward would want it.
I am however not an expert.
The Mayo Clinic is a well respected organisation which is well worth referring to. They are independent experts.
They have written this on the subject:
