There are several delivery methods for TRT, including injections, transdermal gels, patches and implanted subcutaneous pellets. Your doctor will help determine the most appropriate option based on your lifestyle, preferences and healthcare needs. It usually takes 3-6 weeks to start experiencing benefits. Blood work will be ordered regularly to monitor your testosterone levels, hormone balance and overall health to ensure you're receiving the proper dosage. Most patients feel their best results with testosterone levels optimized within an ideal therapeutic range.