Bystolic affects the kidneys


The most common side effects of Bystolic are: headache, fatigue, drowsiness, and upset stomach.

Serious side effects from Bystolic

You should tell your doctor right away if you notice any of the following:

  • Difficulty breathing, including shortness of breath and wheezing
  • Sudden weight gain
  • Sudden weight loss
  • Tightness in the chest
  • Heart beats very slowly or irregularly
  • Chest discomfort
  • Tingling or strange feeling in your hands or feet
  • Feeling dizzy or like you are going to pass out

Bystolic and weight gain

Some beta blockers can cause weight gain, although newer ones like Bystolic are less likely.

Monitoring your weight while taking Bystolic or other beta blockers is very important - especially if you have heart failure.

If you have heart failure and notice that you have suddenly gained more than 4 pounds while taking Bystolic, tell your doctor right away.

Sudden weight gain while taking Bystolic or other beta blockers may mean that the congestion in your chest is getting worse as fluid fills your lungs.

Bystolic and fear

Because beta blockers lower blood pressure and heart rate, they can be used to treat symptoms of anxiety.

However, after stopping Bystolic and other beta blockers, some people have experienced symptoms of anxiety such as nervousness, racing heart, sweating, anxiety, or the inability to stay calm.

It is not a good idea to suddenly start using Bystolic or other beta blockers because you could have these withdrawal reactions.

If you are taking Bystolic and want to stop, talk to your doctor first. The company that makes Bystolic recommends that your doctor help you reduce the drug over a week or two.

Bystolic and erectile dysfunction

It is possible that Bystolic could make it difficult for you to have an erection.

However, the evidence for bystolic erectile dysfunction is inconclusive; This side effect was found to be unusual in a 2014 study.