Skip to content
Customer support: +27 11 333 6000

YOUR HEALTH, BETTER UNDERSTOOD

Botulism

Information from the Medical Directory health library.

Browse A–Z ↗
This information supports, and does not replace, advice from your healthcare professional.

Overview

Botulism is a rare but serious illness caused by toxins produced by the bacterium Clostridium botulinum . It affects the nerves and can lead to muscle paralysis.

Causes

Improperly canned or preserved foods Wounds infected with the bacteria Infant botulism, when spores grow in a baby’s intestines Contaminated honey given to infants under 1 year old

Symptoms

Difficulty swallowing or speaking Facial weakness or drooping eyelids Blurred or double vision Muscle weakness starting from the face and spreading downward Respiratory difficulties in severe cases Constipation, nausea, and vomiting (especially in infants)

Diagnosis

Clinical examination and history of exposure Laboratory testing of blood, stool, or suspected food Electromyography to assess nerve and muscle function

Treatment

Immediate administration of botulism antitoxin Supportive care, including mechanical ventilation if breathing is affected Wound care and antibiotics for wound botulism Hospitalization for monitoring and recovery

Prevention

Proper food canning and preservation techniques Avoid giving honey to infants under 1 year old Prompt cleaning of wounds and medical attention for infections Safe handling and storage of foods

← Back to health conditions A–Z