NAPLEX (North American Pharmacist Licensure Examination) Practice Exam

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For adults aged 19-64 with certain medical conditions, what pneumococcal vaccine regimen is recommended?

  1. PCV20 x1

  2. PCV15 x1 followed by PPSV23 x1 after >/= 12 months

  3. PPSV23 x1 only

  4. Either PCV20 x1 or PCV15 x1 followed by PPSV23 x1 after >/= 12 months

The correct answer is: Either PCV20 x1 or PCV15 x1 followed by PPSV23 x1 after >/= 12 months

Recommended pneumococcal vaccine regimen for adults aged 19-64 with certain medical conditions is a combination of PCV20 x1 or PCV15 x1 followed by PPSV23 x1 after >/= 12 months. This is because both options A and C are single dose regimens, whereas for adults with certain medical conditions, two doses of pneumococcal vaccine are recommended. Option B is also not recommended as it includes only one type of vaccine (PCV15) followed by PPSV23 after 12 months, while both PCV20 and PCV15 should be administered in adulthood to provide optimal protection against pneumococcal diseases. The recommended regimen of either PCV20 x1 or PCV15 x1 followed by PPSV23 x1 after >/= 12 months provides the necessary coverage against different strains of pneumococcal bacteria. Therefore, option D is the most appropriate choice for pneumococcal vaccine regimen for adults aged 19-64 with certain medical conditions.