Tesamorelin has more comprehensive clinical research base due to its FDA approval pathway
(9) A Nakamura, T Sugao, K Yamaue, M Kobatake, et al (1989) Involvement of spinal noradrenergic system in the mechanism of an antinociceptive effect of delta-sleep-inducing peptide (DSIP) Brain Research, 1989 Feb 20, Volume 480 (Issues 1-2), Pages 82-6
This concern is a common theme in neurodegenerative disease treatment, when disease-modifying therapies are often considered to be effective only, or mainly, in the early stages of the degenerative process
The Bottom Line Propionyl-L-carnitine is a natural option to help manage erectile dysfunction and traditional adjuncts like Swarna Bhasma for ED are also discussed in Ayurveda
Not through hacks or protocols
If you use a pen, ensure that the needle is properly attached