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Diphtheria Antitoxin Dosage

Applies to the following strengths: 20000 units

Usual Adult Dose for:

Usual Pediatric Dose for:

Additional dosage information:

Usual Adult Dose for Diphtheria Prophylaxis

<= 48 hours duration:
Pharyngeal/laryngeal disease: 20000 to 40000 units.
Nasopharyngeal lesions: 40000 to 60000 units.

>= 3 days duration: 80000 to 120000 units.

Usual Pediatric Dose for Diphtheria Prophylaxis

<= 48 hours duration:
Pharyngeal/laryngeal disease: 20000 to 40000 units.
Nasopharyngeal lesions: 40000 to 60000 units.

>= 3 days duration: 80000 to 120000 units.

Other Comments

Patients with suspected diphtheria infection should receive diphtheria antitoxin as quickly as possible. A bacteriologic confirmation is not warranted prior to administration in such instances.

Continue and complete the basic immunization schedule for children after administration of diphtheria antitoxin.

Further information

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

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