Nebido:
http://phx.corporate-ir.net/phoenix....098&highlight=
This article is the last official press release from Endo about Nebido.
Nebido is an injectable testosterone that only needs to be injected 4-5 times per year for TRT according to its makers. It is already legal is many countries all across the world.
It could very well be legalized in the US in the next few years.