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Exploring FDA-Approved Testosterone Injection: A Comprehensive Review

Exploring FDA-Approved Testosterone Injection: A Comprehensive Review

There are three FDA-approved testosterone injection formulations for use: TC (Test Cypionate),TE (Test Enanthate), and TU (Test undecanoate). They are both testosterone and have different half-lives because they attach to ester chains of different lengths. TU has the longest ester chain, consisting of 11 carbon atoms, so it has the longest half-life and lasts longer after injection. TC and TE …

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