Testosterone cypionate is a generic pharmaceutical form of testosterone commonly used to treat males with low testosterone (Low T). Marketed under brand names such as Duratest, Depo-Testosterone, and Testoject LA, testosterone cypionate is a highly effective form of hormone replacement therapy that helps restore testosterone levels to a healthy range and is generally well-tolerated by most patients. However, it is crucial to be aware of its benefits and potential side effects before use. Additionally, testosterone cypionate is a Schedule III controlled substance in the United States, requiring a prescription and the guidance of a licensed physician trained in treating Low T. This guide will provide comprehensive information about testosterone cypionate, including its benefits, potential side effects, and ways to manage them.