What is TRT and What is NOT TRT

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Good review of pharmacokinetics for IM vs SQ injections here:

Intramuscular vs SubQutaneous Injections for Testosterone

Breakaway Topic (Original Thread) So I want to start off by saying that this topic is welcomed to go down the rabbit hole and wander off-track. I’ve a few questions of my own about SubQ vs IM but by no means do I want the conversation to end there. Do SubQ injections actually increase the effectiveness of the dose, where say 100mg IM = 80mg SubQ? Do SubQ injections take a while to build up? People have reported changing from IM to SubQ and feeling like they’ve stopped TRT altogether. Wh…