BYVALSON Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

  • high levels of potassium in the blood
  • low blood pressure

If experienced, these tend to have a Less Severe expression i

  • an infection due to a virus
  • joint pain
  • backache
  • dizziness
  • low energy
  • headache
  • diarrhea
  • intense abdominal pain

INFREQUENT side effects

If experienced, these tend to have a Severe expression i

  • decreased kidney function
  • slow heartbeat
  • trouble breathing
  • chest pain

If experienced, these tend to have a Less Severe expression i

  • orthostatic hypotension, a form of low blood pressure
  • a common cold
  • the inability to have an erection
  • cough
  • nausea
  • vomiting
  • dizziness
  • difficulty sleeping
  • a skin rash
  • fluid retention in the legs, feet, arms or hands
  • diarrhea

RARE side effects

If experienced, these tend to have a Severe expression i

  • decreased blood platelets
  • low levels of a type of white blood cell called neutrophils
  • blurred vision
  • inflammation of the blood vessels
  • inflammation of the liver called hepatitis
  • kidney failure
  • inflammation of the skin with blisters
  • a condition with muscle tissue breakdown called rhabdomyolysis
  • fainting
  • trouble breathing
  • chest pain
  • abnormal liver function tests
  • a type of allergic reaction called angioedema
  • a heart attack
  • atrioventricular block, a type of slow heart rhythm disorder
  • constriction of blood vessels of the extremities
  • allergic reaction causing inflammation of blood vessels
  • low blood pressure
  • inadequate blood flow in the extremities
  • worsening asthma
  • fluid in the lungs
  • bronchospasm
  • acute kidney failure
  • psoriasis
  • hives
  • a clot or thrombosis of the mesenteric artery of the intestines

If experienced, these tend to have a Less Severe expression i

  • throat irritation
  • dry mouth
  • indigestion
  • constipation
  • itching
  • hair loss
  • muscle pain
  • cramps
  • drowsiness
  • sensation of spinning or whirling
  • difficulty sleeping
  • a skin rash
  • decreased appetite
  • heart throbbing or pounding
  • gas
  • a feeling of pins and needles on skin
  • generalized weakness
  • anxious feelings
  • high cholesterol
  • Raynaud's phenomenon, a condition where blood vessels constrict too much with coldness or stress
  • the inability to have an erection
  • vomiting
  • intense abdominal pain

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Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.