DHT is created from testosterone. An enzyme called 5-alpha reductase, or 5AR, converts a small percentage of your ...

They prevent the conversion of testosterone into a different type of androgen hormone called dihydrotestosterone, or DHT — a process that’s driven by an enzyme called 5-alpha reductase.

the results of these studies are needed before the use of 5-alpha reductase inhibitors can be widely accepted for prostate cancer chemoprevention ...