Bezlotoxumab Side Effects

Medically reviewed by Drugs.com. Last updated on Sep 29, 2024.

Applies to bezlotoxumab: intravenous solution.

Serious side effects of bezlotoxumab

Along with its needed effects, bezlotoxumab may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur while taking bezlotoxumab:

More common side effects

• back pain
• chest pain or tightness
• chills
• decreased urine output
• dilated neck veins
• extreme fatigue
• fever
• flushing
• headache
• irregular breathing
• irregular heartbeat
• nausea and vomiting
• swelling of face, fingers, feet, or lower legs
• trouble breathing
• weakness
• weight gain

Other side effects of bezlotoxumab

Some side effects of bezlotoxumab may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Incidence not known

• bleeding, blistering, burning, coldness, discoloration of the skin, feeling of pressure, hives, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site

For healthcare professionals

Applies to bezlotoxumab: intravenous solution.

Respiratory adverse events

• Common (1% to 10%): Dyspnea^[Ref]

Cardiovascular

• Common (1% to 10%): Heart failure, hypertension^[Ref]

Gastrointestinal

• Common (1% to 10%): Nausea^[Ref]

Nervous system

• Common (1% to 10%): Headache, fatigue, dizziness^[Ref]

Other

• Common (1% to 10%): Pyrexia^[Ref]

Further information

Bezlotoxumab side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.

Medical Disclaimer