but persistent pain, major color changes, or worsening circulation problems should be discussed with a doctor.
6. Shortness of Breath or Wheezing;
Metoprolol mainly acts on beta-1 receptors in the heart, but at higher doses it can also affect receptors in the lungs.
People with asthma or other breathing conditions may be more sensitive.
Seek medical advice if you develop:
Severe breathing difficulty requires urgent medical attention.
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7. Sleep Problems or Unusual Dreams
Some people taking metoprolol report changes in sleep, including:
difficulty sleeping
vivid dreams.
