APHA IMMUNIZATION FINAL EXAM STUDY
GUIDE PAPER 2026 VERIFIED QUESTIONS
AND ANSWERS GRADED A+
⩥ How effective are the Typhoid vaccines and how affective are they
against Paratyphoid fever? Answer: 50%-80% Effective for typhoid
fever and not affective for Paratyphoid fever.
⩥ What is the ORAL Typhoid Fever vaccine called? Answer: Vivotif
⩥ What type of vaccine is Vivotif? Answer: Oral capsule, Live,
Attenuated vaccine
⩥ Describe the age and dosing requirement of Vivotif? Answer: Persons
6 years and older need 4 doses of Vivotif oral capsule every 48 hours
apart.
⩥ What is the IM Typhoid Fever vaccine called? Answer: Typhim Vi
⩥ What type of vaccine is Typhim Vi? Answer: Vi capsular
polysaccharide vaccine
,⩥ Describe the age and dosing requirements of Typhoid Vi? Answer:
Persons 2 years or older need 1 dose of the IM 0.5mL injection
⩥ The Vivotif series needs to be completed _______ number of weeks
prior to travel and the Typhim Vi needs to be completed ______ number
of weeks prior to exposure. Answer: 1 week, 2 weeks
⩥ If a booster is required, A person needs booster of Vivotif every
______ number of years and _______ number of years for Typhim Vi
Answer: 5 years, 2 years
⩥ What are the storage requirements of the ORAL typhoid vaccine and
how do you administer the Oral Typhoid vaccine? Answer: It needs to
stay refrigerated, administer with cool liquids 1-hour before a meal.
⩥ What does Ty21a stand for and what does ViCPS stand for? Answer:
Vivotif vaccine, Typhim Vi vaccine.
⩥ Immunocompromised individuals need to avoid which Typhoid
vaccine? Answer: Vivotif (Ty21a)
⩥ How many days should a women who is taking nitrofurantoin wait
before starting the Vivotif vaccine series? Answer: 72 hours after last
dose of antibiotics
, ⩥ Both Typhoid Fever vaccines should not be administered if the patient
is... Answer: -Pregnant
-Has Acute Febrile Illness
-Severe reaction to previous dose of vaccine
⩥ These are drugs used to treat Typhoid Fever starting at first line
treatment: Answer: 1. Ciprofloxacin
2. Ceftriaxone
3. Azithromycin
⩥ What type of pathogen causes Polio and how is the disease
transmitted? Answer: Caused by a Virus and its transmitted via fecal/oral
route.
⩥ What regions of the world is Polio still a concern and during what
season is it most common. Answer: Afghanistan and Pakistan most
common in the summer months.
⩥ What organization is attempting to eradicate the Polio virus from the
world and by how much have worldwide Polio cases declined? Answer:
Global Polio Eradication Initiative (GPEI) and worldwide cases have
declined by 99%
⩥ What are some clinical presentation of Polio virus infection and how
is it diagnosed? Answer: -Symptoms may be asymptomatic
GUIDE PAPER 2026 VERIFIED QUESTIONS
AND ANSWERS GRADED A+
⩥ How effective are the Typhoid vaccines and how affective are they
against Paratyphoid fever? Answer: 50%-80% Effective for typhoid
fever and not affective for Paratyphoid fever.
⩥ What is the ORAL Typhoid Fever vaccine called? Answer: Vivotif
⩥ What type of vaccine is Vivotif? Answer: Oral capsule, Live,
Attenuated vaccine
⩥ Describe the age and dosing requirement of Vivotif? Answer: Persons
6 years and older need 4 doses of Vivotif oral capsule every 48 hours
apart.
⩥ What is the IM Typhoid Fever vaccine called? Answer: Typhim Vi
⩥ What type of vaccine is Typhim Vi? Answer: Vi capsular
polysaccharide vaccine
,⩥ Describe the age and dosing requirements of Typhoid Vi? Answer:
Persons 2 years or older need 1 dose of the IM 0.5mL injection
⩥ The Vivotif series needs to be completed _______ number of weeks
prior to travel and the Typhim Vi needs to be completed ______ number
of weeks prior to exposure. Answer: 1 week, 2 weeks
⩥ If a booster is required, A person needs booster of Vivotif every
______ number of years and _______ number of years for Typhim Vi
Answer: 5 years, 2 years
⩥ What are the storage requirements of the ORAL typhoid vaccine and
how do you administer the Oral Typhoid vaccine? Answer: It needs to
stay refrigerated, administer with cool liquids 1-hour before a meal.
⩥ What does Ty21a stand for and what does ViCPS stand for? Answer:
Vivotif vaccine, Typhim Vi vaccine.
⩥ Immunocompromised individuals need to avoid which Typhoid
vaccine? Answer: Vivotif (Ty21a)
⩥ How many days should a women who is taking nitrofurantoin wait
before starting the Vivotif vaccine series? Answer: 72 hours after last
dose of antibiotics
, ⩥ Both Typhoid Fever vaccines should not be administered if the patient
is... Answer: -Pregnant
-Has Acute Febrile Illness
-Severe reaction to previous dose of vaccine
⩥ These are drugs used to treat Typhoid Fever starting at first line
treatment: Answer: 1. Ciprofloxacin
2. Ceftriaxone
3. Azithromycin
⩥ What type of pathogen causes Polio and how is the disease
transmitted? Answer: Caused by a Virus and its transmitted via fecal/oral
route.
⩥ What regions of the world is Polio still a concern and during what
season is it most common. Answer: Afghanistan and Pakistan most
common in the summer months.
⩥ What organization is attempting to eradicate the Polio virus from the
world and by how much have worldwide Polio cases declined? Answer:
Global Polio Eradication Initiative (GPEI) and worldwide cases have
declined by 99%
⩥ What are some clinical presentation of Polio virus infection and how
is it diagnosed? Answer: -Symptoms may be asymptomatic
