transdermal testosterone

eh folks, can ignore this first paragraph pre amble: tried natesto for a good while even though was crystalized i was told "its fine" but unfortunately my bloods dont agree (as did the feeling), super strange as took a break for 10 days or so and when started up again REALLY started to feel it...

They chose to apply on left and right arms/shoulders and left and right abdomen. Product used was Androgel 1%. Pharmacokinetics of Transdermal Testosterone Gel in Hypogonadal Men: Application of Gel at One Site Versus Four Sites: A General Clinical Research Center Study* C. WANG, N. BERMAN...