trt products

  1. Nelson Vergel

    The Evolution of Testosterone Products in the U.S. (1935-2025)

    Thanks to Dr Sun for this diagram. Timeline details (left → right) YearProduct (image above/below the line)Form & delivery 1935-1937No product image—text block below the line: “Testosterone first synthesized” with a bullet list of early preparations (oral 17α-methyltestosterone, injectable...
  2. Nelson Vergel

    FDA- Approved Testosterone Products in the United States- 2024

    Here are short descriptions for each of the FDA-approved testosterone products listed: ANDRODERM Androderm is a transdermal patch that delivers testosterone through the skin. It is applied nightly to the back, abdomen, upper arms, or thighs and is worn for 24 hours. ANDROGEL AndroGel is a...
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