Can my medication affect the test results? March 22, 2024 19:08 Updated Possibly. Certain medications may affect sperm concentration or semen viscosity. Consult a physician for guidance. Related articles Does a result above 15 M/mL indicate that I am fertile? Who makes the Men’s Rapid Fertility Test? How do I read my results? How were the categories defined? Is the Men’s Rapid Fertility Test Accurate? Does it matter how much sample I add to a Prop?