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.
Testicular Pain (Pain in the Testicles) Testicular Pain (Pain in the Testicles) Symptoms & Signs. Related. Symptoms & Signs. Testicular pain can have a number of different causes, some of which constitute a medical emergency. Trauma is a common cause of testicular pain when the scrotum is injured, most commonly as a result of blunt trauma. Testicular torsion is a condition in which the testicle twists inside the scrotum, causing an interruption in the blood supply to the testicle.