Applies to antivenom (centruroides scorpion): intravenous powder for solution.

Serious side effects

Along with its needed effects, antivenom (centruroides scorpion) 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 antivenom (centruroides scorpion):

Less common

• Chest pain
• confusion
• cough
• dizziness
• fast heartbeat
• feeling of discomfort
• fever or chills
• inflammation of the joints
• itching
• muscle aches
• rash
• shakiness and unsteady walk
• shortness of breath
• sneezing
• sore throat
• swelling of the eye
• swollen lymph glands
• tightness in the chest
• troubled breathing
• unsteadiness, trembling, or other problems with muscle control or coordination
• weakness
• wheezing

Incidence not known

• Fast, irregular, pounding, or racing heartbeat or pulse

Other side effects

Some side effects of antivenom (centruroides scorpion) 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:

Less common

• Diarrhea
• difficulty with moving
• headache
• joint pain
• muscle cramping
• muscle pains or stiffness
• nausea
• runny nose
• swollen joints
• unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
• vomiting

For Healthcare Professionals

Applies to antivenom (centruroides scorpion): intravenous powder for injection.

General

The most common adverse events were vomiting, pyrexia, rash, nausea, and pruritus.^[Ref]

Gastrointestinal

Common (1% to 10%): Vomiting, nausea, diarrhea^[Ref]

Other

Common (1% to 10%): Pyrexia, fatigue

Postmarketing reports: Chest tightness^[Ref]

Dermatologic

Common (1% to 10%): Rash, pruritus^[Ref]

Hypersensitivity

Uncommon (0.1% to 1%): Serum sickness^[Ref]

Respiratory

Common (1% to 10%): Rhinorrhea, cough

Frequency not reported: Respiratory distress, aspiration, hypoxia, ataxia, pneumonia^[Ref]

Nervous system

Common (1% to 10%): Headache, lethargy^[Ref]

Musculoskeletal

Common (1% to 10%): Myalgia^[Ref]

Cardiovascular

Postmarketing reports: Palpitations^[Ref]

Ocular

Frequency not reported: Eye swelling^[Ref]