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The first pin of testosterone enanthate 250mg had a fair ... The first pin of testosterone enanthate 250mg had a fair amount of post injection pain, but I think my technique was a bit rusty. Subsequent pins have been very mild in regards to PIP.
The following write-up provides information on the side effects of testosterone injections. Advertisement. Testosterone is a naturally-occurring male sex hormone that is mainly produced by the testes. It plays a vital role in maintaining reproductive health in men.he following write-up provides information on the side effects of testosterone injections. Advertisement. Testosterone is a naturally-occurring male sex hormone that is mainly produced by the testes. It plays a vital role in maintaining reproductive health in men.