Immunization | MCQs

Explanation

The World Health Organization (WHO) recommends a series of five Tetanus Toxoid (TT) doses for women of childbearing age as part of the Maternal and Neonatal Tetanus Elimination (MNTE) initiative.

The schedule is:

1. First dose: At the earliest opportunity (e.g., during pregnancy or delivery)
2. Second dose: 4-8 weeks after the first dose
3. Third dose: 6-12 months after the second dose
4. Fourth dose: 1 year after the third dose
5. Fifth dose: 5-10 years after the fourth dose (booster)

Explanation

BCG (Bacillus Calmette-Guérin) is a live attenuated vaccine.

It is used to protect against tuberculosis.

It contains a weakened form of the bacteria.

Explanation

BCG vaccine is given at birth or as soon as possible thereafter.

It should not be given to children who have signs and symptoms of AIDS.

One dose of 0.05 ml.

If there is no scar at the injection site six weeks after a BCG immunization, the injection must be repeated.

This timing helps protect against tuberculosis (TB) in infants, as TB can be particularly severe in this age group.

Explanation

Toxoids are altered forms of toxins whose toxicity is weakened; however, their immunogenicity is maintained