Antivenin (micrurus fulvius) Side Effects

Medically reviewed by Drugs.com. Last updated on Dec 15, 2023.

Applies to antivenin (micrurus fulvius): intravenous powder for solution.

Serious side effects

Along with its needed effects, antivenin (micrurus fulvius) 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 immediately if any of the following side effects occur while taking antivenin (micrurus fulvius):

More common

• Difficulty in breathing or swallowing
• hives
• itching, especially of feet or hands
• reddening of skin, especially around ears
• swelling of eyes, face, or inside nose
• unusual tiredness or weakness

For up to 24 days after you have received North American coral snake antivenin, you may develop symptoms of a side effect called serum sickness. The severity of the symptoms and the length of the sickness depend on the amount of North American coral snake antivenin you were given and how long the treatment lasted. During this period of time check with your doctor if you notice any of the following side effects:

• Fever
• redness of joints
• skin rash and itching
• swollen glands

For Healthcare Professionals

Applies to antivenin (micrurus fulvius): intravenous kit.

General

The most common adverse events were anaphylaxis, serum sickness, vomiting, and abdominal pain.

Hypersensitivity

Frequency not reported: Anaphylaxis, serum sickness^[Ref]

Gastrointestinal

Frequency not reported: Vomiting, abdominal pain

Dermatologic

Very common (10% or more): Hives/rash/welts (12%)

Common (1% to 10%): Itching, angioedema

Cardiovascular

Common (1% to 10%): Hypotension

Respiratory

Common (1% to 10%): Shortness of breath

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.

Medical Disclaimer