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.
(Itâs normal for one testicle to be slightly larger than the other, and for one to hang lower than the other.) Some testicular tumors might cause pain, but most of the time they do not. Men with testicular cancer may also have a heavy or aching feeling in the lower belly or scrotum.he most common signs and symptoms in the testicles and scrotum are: â¢ Lumps (masses) â¢ Swelling â¢ Pain. Some conditions that affect the testicles can also cause a heavy or aching feeling in the. lower belly (abdomen), or can even cause nausea and vomiting.