Rub the alcohol wipe in a circular motion outward from the injection site to ensure the area is clean. Before you inject, use an alcohol wipe to clean the injection site on your body. Continue doing this carefully until there is only testosterone within the syringe. The injection needle should be new and in its protective packaging. Then remove the drawing needle from the syringe and replace it with the injection needle. In conditions where LH is not produced in normal amounts (hypogonadotropic hypogonadism), testosterone deficiency may also result. With worsening Leydig cell function, there is a reduction in the feedback mechanism resulting in elevation of LH levels (hypergonadotropic hypogonadism). In homeostasis, LH levels are typically low. Pituitary dysfunction may be a significant cause of testosterone deficiency. The injection should go into the upper outer quarter, away from the spine and toward the hip bone. The gluteus maximus is ideal when someone else can administer the injection. Some patients prefer to use the shoulder/deltoid muscle due to familiarity with the muscle. The upper outer quadrant contains fewer nerve endings and blood vessels, making it safer for injection. Alternatively, the gluteal site (buttocks) typically provides the most comfortable injection experience with minimal post-injection discomfort from our experience. The thigh offers excellent accessibility for self-injection and contains adequate muscle mass for proper absorption. Following these preparation steps creates a foundation for safe and effective testosterone administration, while preventing both personal injury and environmental contamination. No providers utilized five or fewer pellets, which contrasts with the FDA recommended dosing.221Adverse Effects. It is notable that the majority of providers elected to utilize ≥10 pellets (63%), with 27% of cases including 8-9 pellets, and only 10% of cases using 6-7 pellets. These recommendations, however, are not based on current testosterone pellet formulations and contrast with pharmacokinetic data available. Currently, the FDA recommends placement of two to six pellets every three to six months, which has been the recommendation since the approval of pellets in 1972. The manufacturer-recommended dosing of IM testosterone undecanoate is 750 mg administered at weeks 0, 4, and every 10 weeks thereafter. No RCTs have compared the current formulation of IM testosterone undecanoate available in the United States to other therapies. There are treatments available for polycythemia caused by TRT. If you’re a patient and you have questions about injection instructions, you can contact us at email protected Pinch the skin at your injection site between your thumb and forefinger. This type of injection is typically used for a smaller volume of medication, usually up to 2 mL. If you do not have a Sharps container, Defy patients can order one through Defy Medical, or you can use a hard-plastic container with a screw top. Move two finger-widths down from the acromion to find your injection spot. If you are doing an intramuscular injection into the shoulder (a common injection site), feel for the acromion, or the bony point of the shoulder. Part of this effort includes the availability of serum-based reference material from pooled sera available from the National Institute for Standards and Technology for testosterone and a hormone standardization program using liquid chromatography/mass spectrometry (LCMS) offered by CDC. The differences in testosterone methodologies have led to considerable effort by a variety of parties including the Centers for Disease Control (CDC) and the College of American Pathologists towards harmonization of assays. It is bound to albumin (50%, loosely-bound), sex hormone-binding globulin (SHBG, 44%, tightly-bound), corticotropin-binding globulin (4%, loosely-bound), and approximately 2% circulates as free testosterone.9 The free and loosely-bound testosterone fractions combined are known as bioavailable testosterone.Testosterone assays are plagued by variability in results. Early morning samples from each subject's most recent and previous 3 visits as well as those from 10, 15, 20, 25, and 30 years prior were analyzed (3,565 samples total with a mean of 4 samples per patient). 750mg injection at weeks 0, 4, and every 10 weeks thereafter To merely refer to injectable or gel testosterone formulations without differentiation does not impart complete and accurate information to the reader. For example, there are several testosterone gels available in 1%, 1.62%, and 2% formulations, each marketed under a different brand or generic name. Finally, testosterone pellets are also available in branded form, with no generic agents currently available. A Clinical Principle is a statement about a component of clinical care that is widely agreed upon by urologists or other clinicians for which there may or may not be evidence in the medical literature. When body of evidence strength Grade C is used, there is uncertainty regarding the balance between benefits and risks/burdens, alternative strategies may be equally reasonable, and better evidence is likely to change confidence. When body of evidence strength Grade B is used, benefits and risks/burdens appear balanced, the best action also depends on individual patient circumstances, and better evidence could change confidence. When body of evidence strength is Grade A, the statement indicates that benefits and risks/burdens appear balanced, the best action depends on patient circumstances, and future research is unlikely to change confidence. Body of evidence strength Grade C in support of a Strong or Moderate Recommendation indicates that the statement can be applied to most patients in most circumstances but that better evidence is likely to change confidence. All three statement types may be supported by any body of evidence strength grade. Moderate Recommendations are directive statements that an action should (benefits outweigh risks/burdens) or should not (risks/burdens outweigh benefits) be undertaken because net benefit or net harm is moderate. Strong Recommendations are directive statements that an action should (benefits outweigh risks/burdens) or should not (risks/burdens outweigh benefits) be undertaken because net benefit or net harm is substantial. Alternative testosterone therapies included SERMs, hCG, and AIs. A systematic review of the published literature was conducted to answer these key questions and provide the evidence base for the guideline.