Detection of recombinant human luteinising hormone (rLH) as a doping agent

This is a sports anti-doping research study investigating whether recombinant human luteinising hormone (rLH) — a hormone that could potentially be misused by athletes — can be detected in the body after administration. The goal is to develop reliable tests to identify this substance in sports drug testing. You may be eligible if: - You are a healthy male - You are between 18 and 45 years old You may NOT be eligible if: - You have a recent history of steroid use - You are female - You are outside the age range of 18 to 45 Talk to your doctor about whether this trial might be right for you.