Which vaccine is not included in the Pentavalent vaccine?

Appeared in: Bihar CHO -2019

Explanation

Pneumococcal vaccine (PCV) is not a component of the 5-in-1 Pentavalent vaccine.
The Pentavalent vaccine specifically combines antigens for Diphtheria, Tetanus, Pertussis (whooping cough), Hepatitis B, and Haemophilus influenzae type b (Hib).
PCV is administered as a separate injection under the Universal Immunization Program (UIP) to protect against pneumococcal diseases like pneumonia and meningitis.

Option A: The Hib vaccine is one of the five core components of the Pentavalent vaccine.
Option C: Tetanus toxoid is a fundamental part of the Pentavalent vaccine, carried over from the older DPT (Diphtheria, Pertussis, Tetanus) vaccine.
Option D: The Pertussis component, which protects against whooping cough, is also a key part of the Pentavalent vaccine.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Composition of the Pentavalent Vaccine as background academic context rather than a clinical decision trigger.
Understanding the composition of combination vaccines is crucial for nurses to ensure correct administration, maintain accurate vaccination records, and provide proper health education to parents.
Knowing which vaccines are combined prevents administration errors, such as giving a separate Hib or Hep B shot when a child is scheduled for Pentavalent, thus avoiding over-vaccination.
Nurses must be able to explain to caregivers that although the child receives one shot, they are protected against five different diseases, reinforcing the benefit of the immunization schedule.

How to Approach the Question

First, analyze the question stem and identify the core concept: the composition of the 'Pentavalent' vaccine. The prefix 'Penta-' means five.
Recall the five components included in this combination vaccine as per the National Immunization Schedule: Diphtheria, Pertussis, Tetanus, Hepatitis B, and Hib.
Systematically evaluate each option against your recalled knowledge.
Option A, Hib vaccine, is a component. Eliminate it.
Option C, Tetanus, is a component. Eliminate it.
Option D, Whooping cough (Pertussis), is a component. Eliminate it.

Concept Tested & Keywords

Concept Tested: Composition of the Pentavalent Vaccine
Stem keywords: Pentavalent vaccine, not included
Lead-in keywords: not
Negative lead-in flag: The question uses the negative keyword 'not', asking to identify the vaccine that is excluded from the Pentavalent combination.

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E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart C (pp 404-604 of 604) p. 125-127

E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 212-214

Practise the full Bihar CHO -2019

Attempt every question from this paper in a timed mock, then review the full solution for each one.