A: Metoprolol belongs to a class of medications called beta blockers, which are used to treat high blood pressure, angina, and congestive heart failure. The most common side effects are dizziness, lightheadedness, or slow heart rate.
Other symptoms of testicular cancer may include: 1  Testicular pain. 2  A sudden gathering of fluid in the scrotum. 3  An abdominal mass or abdominal pain.  Loss of weight or appetite; fatigue; lower- back pain; chest lumps, breathlessness and 1  cough. Infertility.
You canât be sure you have testicular cancer from just symptoms, so itâs important to see a health care provider about any testicular symptoms that concern you. Donât wait. The most common symptom of testicular cancer is a painless lump on or in a testicle.