What is the primary preventive measure for tetanus?

The primary preventive measure for tetanus is vaccination. Tetanus is caused by a toxin produced by the bacterium Clostridium tetani, which can enter the body through wounds or cuts. The vaccine, known as the tetanus toxoid, is effective in preventing the disease by stimulating the immune system to produce antibodies against the toxin.

Vaccination is the cornerstone of tetanus prevention, and it is typically administered in childhood through a combination vaccine (DTP, DTaP, or similar), with boosters recommended for adults every ten years or after certain types of injuries. By maintaining immunity through vaccination, the risk of developing tetanus can be significantly reduced, making it an essential public health measure.

The other options play supportive roles in managing wounds or preventing infections but do not primarily address tetanus prevention. Antibiotic prophylaxis may be helpful in certain cases, particularly for high-risk injuries, but it is not a standard preventive measure against tetanus itself. Encouraging hand hygiene is vital for overall infection control but does not specifically prevent tetanus, as this disease is linked to exposure to contaminated wounds rather than direct transmission. Isolation of infected individuals is more relevant for contagious diseases rather than tetanus, which is not spread from person to person.