00 Vaccines Flashcards
What are two conditions that are absolute contraindications to vaccination with live vaccines?
Pregnancy and immunosuppression
When are live vaccines contraindicated in HIV patients?
When their CD4 T-Lymphocyte counts < 200
What vaccines should be given to all pregnant women?
Influenza (inactivated shot, NOT the live one). Tdap with each pregnancy (optimum time between weeks 27 and 36)
Which type of vaccine has no “booster” effect, requiring a re-vaccination?
Polysaccharide Vaccines (T-cell independent immunity, stimulate B cells without assistance of T helper cells). Immunity is short lived
What is the minimal spacing interval required for two inactivated vaccines?
No minimum
What is the minimal spacing interval required for Inactivated and Live vaccines?
No minimum
What is the minimal spacing interval required for Two live vaccines, if not simultaneous?
28-day minimum interval
What is the minimal spacing interval required for Inactivated vaccines and antibodies?
No minimum
What is the minimal spacing interval required for Live vaccines followed by blood products (antibodies)?
2 weeks
What is the minimal spacing interval required for Blood product given before live vaccine?
Varies, ~3 months
What is the minimal spacing interval required for Live vaccine followed by PPD skin test?
28-day minimum interval
What is the minimal spacing interval required for PPD skin test followed by live vaccine?
48 hours after PPD placement
What vaccines might be of concern with an allergy to Egg Protein?
Influenza, Yellow fever
What vaccines might be of concern with an allergy to Neomycin?
IPV, MMR, Varicella, Zoster
What are the Live Vaccines?
Herpes Zoster, Live attenuated influenza, Measles/Mumps/Rubella (MMR), Rotavirus, Typhoid (oral caps), Varicella, Yellow fever
What route are Live Vaccines given?
Always SC (unless LAIV (IN) or Rotavirus and Typhoid which are oral)
What is RIV3?
Recombinant Hemagglutinin Influenza Vaccine (not grown in eggs)
When is the influenza vaccine indicated?
Annual vaccination for all persons 6+ months of age. LAIV is only indicated in health, non-pregnancy persons aged 2-49 years