Testosterone Replacement Therapy

I wanna talk to my primary doctor about testosterone replacement therapy. But I have a few concerns, I'm turning 19 in 2 months and I started puberty late and what I wanna know is will testosterone still deepen my voice this late? Also, is the injectable version the same as the cream or deodorant version? I fear needles as big as you need for testosterone and the thick gel you must inject. I'm not scared of needles, just the thickness of the syrup and the needle
Source: Cystic Fibrosis Teenagers and Young People Forum - Category: Respiratory Medicine Authors: Tags: Teenagers and Young People Source Type: forums