Your doctor is not very intelligent giving you an ai and having you donate blood.
Spend some time reading up on TRT around here and go check out danny Bossa content .
Here is a post showing one If the big reasonS why estrogen is important Sexual Desire and Its Connection to Aromatase in the Brain
When we block estrogen we have no clue where it’s being blocked. Brain heart bones ?
Let the body do it’s thing starting trt. Expect symptoms, but they will resolve. You will be well off only taking T and not having to worry about estrogen and giving blood.