Studies show that side effects are not very common with beta blockers. But all medicines can cause side effects in some people. Some of the common side effects are:

common side effects of beta blockers

People with heart failure may feel side effects more often. Here are some common side effects for them: 

  • Dizziness
  • Diarrhea
  • High blood sugar
  • Cramping pain in the legs or arms
  • Slow pulse

There are many types of beta blockers and not all have the same side effects. You should discuss choices with your doctor to find the right one for you.

Most people taking beta blockers have no symptoms. Even when people do have symptoms, they are almost always minor. Your doctor will often tell you to wait and see if they go away. Often, side effects improve by lowering the dose of medicine. Sometimes, side effects just go away over time. Be sure to talk to your doctor about new symptoms you develop, especially when you first start a beta blocker. 

Even common side effects are not so common!