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Also known as: Test E, Xyosted
A long-acting injectable testosterone ester used for testosterone replacement therapy. Clinically near-interchangeable with cypionate. Prescription medication.
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An esterified testosterone that is slowly released after injection and cleaved to free testosterone, which activates the androgen receptor. Pharmacokinetics are very similar to cypionate; the enanthate ester gives a comparable multi-day half-life supporting weekly or twice-weekly dosing.