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VACCINES

The Effectiveness of Immunizations

"Since coming into widespread use, immunizations have saved billions of lives around the world. They have enhanced the quality of life, eliminated a huge burden of suffering and disability, and contributed to the length of life. " As an example the chart below shows the impact of immunization against rubella.

Reported rubella cases, United States, 1966-1997*



Rubella vaccine reduced rubella cases by 99.64% ,and congenital rubella syndrome (CRS) deaths by 99.99%.
 
Source: U.S. Department of Health & Human Services http://www.hhs.gov/nvpo/concepts/intro6.htm
 

SEE ALSO:


Hepatitis A (Havrix ®)
Inactivated virus  vaccine.

Each 1-mL adult dose of vaccine consists of 1440 EL.U. of viral antigen.

Indicated for active immunization against disease caused by hepatitis A virus (HAV) for persons ≥12 months of age.

  • Primary immunization for adults consists of a single 1-mL dose by intramuscular injection and a 1-mL booster dose administered anytime between 6 and 12 months later in order to ensure the highest antibody titers.

(Single-Dose Vials and Prefilled Syringes)

The vaccine is considered safe for use during pregnancy [1, 2]. Compatible with breast feeding [3]


Hepatitis B (Recombivax HB ® )
Inactivated (recombinant) noninfectious vaccine.
Each 1 mL dose contains 10 mcg of hepatitis B surface antigen.

Indicated for vaccination against infection caused by all known subtypes of hepatitis B virus.

  • Adults 19 years of age and older: 1-mL dose by intramuscular injection into the deltoid muscle, at initial visit, then one month and six months after the first dose, for a total of three doses

(1 mL single-dose vials, or single-dose prefilled syringe with one-inch 23 gauge needle is provided separately)

Pregnancy and lactation are not contraindications to vaccine [4].The American College of Obstetricians and Gynecologists recommends the use of hepatitis B vaccine for pregnant women at risk of acquiring the disease [2]. Compatible with breast feeding '[3,5].


Influenza (Fluzone®)
Inactivated virus vaccine.

Indicated for active immunization against influenza disease caused by influenza virus types A and B

  • Adults 0.5 mL dose by intramuscular injection into the deltoid muscle

(0.5 mL syringe without needle, 0.5 mL Vial ; 5 mL vial. 5 mL vial contains the preservative thimerosal)

 The vaccine is recommended by the American College of Obstetricians and Gynecologists " ...in the second and third trimester during the flu season, and  women at high risk for pulmonary complications regardless of the trimester." [2] Pregnancy and lactation are not contraindications [5,6,7].
 


Pneumococcal (Pneumovax®)
Killed bacteria vaccine.

indicated for vaccination against pneumococcal disease caused by those pneumococcal types included in the vaccine.

  • Administer a single 0.5 mL dose subcutaneously or intramuscularly (preferably in the deltoid muscle or lateral mid-thigh),

(Single dose and 5 dose vials)

The American College of Obstetricians and Gynecologists does not consider the indications for the vaccine to be altered by pregnancy. The vaccine is recommended for women with asplenia, metabolic, renal, cardiopulmonoary diseases, smokers and immunosuppressed patients [2,8]. Compatible with breast feeding [3].


Rubella (MERUVAX®II)
Live attenuated virus vaccine used to prevent infection
 by the rubella virus.

The dose for any age is 0.5 mL of reconstituted vaccine administered subcutaneously, preferably into the outer aspect of the upper arm. A 25 gauge, 5/8" needle is recommended.


(Single-dose vials of lyophilized vaccine with vials of diluent)

Indicated for vaccination against rubella in persons 12 months of age or older. The American College of Obstetricians and Gynecologists (ACOG) [2] recommends that vaccination of women susceptible to rubella infection should be part of postpartum care.



References:

1. Duff B, Duff P.Hepatitis A vaccine: ready for prime time.Obstet Gynecol. 1998;91(3):468-71.  MEDLINE
2. ACOG Committee Opinion. Immunization during pregnancy.Obstet Gynecol. 2003;101:207-12.MEDLINE

3. Centers for Disease Control & Prevention. General Recommendations on Immunization: Recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR 43 (No. RR-1): 20-21, 1994.
4. Centers for Disease Control & Prevention. Hepatitis B Virus: A Comprehensive Strategy for Eliminating Transmission in the United States Through Universal Childhood Vaccination: Recommendations of the Immunization Practices Advisory Committee (ACIP). MMWR 40 (No. RR-13): 4, 1991.
5.Breastfeeding and Maternal Medication. Recommendations for Drugs in the Eleventh WHO Model list of Essential Drugs. pp 23-24 World Health Organization, 2002. 20 Avenue Appia ,1211 Geneva ,Switzerland
6. Centers for Disease Control & Prevention. Prevention and Control of Influenza: Recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR 47 (No. RR-6): 6, 1998.
7. Fiore AE. et al. Prevention and control of influenza. Recommendations of the Advisory Committee on Immunization Practices (ACIP), 2007.MMWR Recomm Rep. 2007 Jul 13;56(RR-6):1-54. PMID: 17625497
8. Centers for Disease Control & Prevention. Prevention of Pneumococcal Disease: Recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR 46 (No. RR-8): 6, 1997.


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