CHP300
description
Transcript of CHP300
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CHP300
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Content Definition of Immunization Immunization Schedule Success of Immunization
• Assessment of Success • Factors Influencing Success
The Cold Chain
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Non specific
specific
skinmucous membranes
reflexes
genetic
sp. variation
race
anomalies
acquired
natural
passive ( transplacental )
active ( disease )
artificialactive
toxoidlive vacckilled vacc
passive homologous Abs
heterologous Abs
Resistance
Definition of Immunization
Artificially acquired specific resistance
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Vaccine:
A suspension of attenuated live or killed
microorganisms or antigenic portion of
these agent presented to a potential host
to induce immunity and prevent disease.
Definitions
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Toxoid:
A modified bacterial toxin that has
been made nontoxic but remains the
capacity to stimulate the formation of
antitoxin
Definitions
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Antitoxin :
An antibody derived from the serum of
animals from stimulation with specific
antigen used to provide passive immunity
Definitions
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Definitions
Immunoglobulin:
An antibody-containing solution derived from
human blood and used primary for
maintenance of immunity of immunodeficient
person or for passive immunization.
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• Attenuated strain of M.bovis. • Site: intradermal. Safe in immunocompetent patient. 50 – 80%Protection against disseminated
tuberculosis and tuberculus meningitis 50% protection against pulmonary
tuberculosis in children and adults
BCG vaccine
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IPV: trivalent inactivated poliovirus type
1,2 and 3
OPV : trivalent live attenuated poliovirus
type 1,2 and 3
Protection against Poliomyelitis
Poliov accine
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• Vaccine administration• IPV = SC• OPV = PO
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DPT = diphtheria and tetanus toxoids combined to
a whole-cell pertussis.
DTaP = diphtheria and tetanus toxoids combined
to a cellular pertussis vaccine
DT = for children <7yrs with contraindication to
pertussis Td = tetanus toxoid with1/3 -1/6 the dose of
diphtheria toxoid for individuals >7yrs• Site = IM
DTP
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• Consist of a capsular polysaccharide
antigen conjugated to a carrier (doesn’t
protect against the disease)
• Protection against bacteremia, pneumonia,
and acute bacterial meningitis.
Haemophilus influenzae type B (Hib) vaccine
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• Routine use of these vaccine has lead to
a 95% decline in invasive Hib disease in
infancy and young children.
• Vaccine administration :IM
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• Indications:• Routine• All infant of HBsAg positive mother• All children and adolescents not immunized• High risk group: o Health workers.o Haemodialysis, bleeding disorders.o Travellers to endemic areas.
Hepatitis B vaccine
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Introduction of pentavalent vaccine
• DPT• Hepatitis B• Hib
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• Live attenuated viruses. measles and mumps
grown in chick embryo cell while rubella in
human diploid cells.
• Monovalent measles vaccine, rubella vaccine
and measles/rubella MR formulations are
available. Vaccine administration: SC
MMR
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The varicella vaccine is a
live (attenuated) virus administered to
protect against chickenpox
Given subcutaneously (under the skin).
Two doses are always recommended
Varicella Vaccine
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Quadrivalent (Serogroups A, C, W-135 and
Y)
MCV4 is administered intramuscularly.
MCV4
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Rota VV Live attenuated
Given orally in 2 doses
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Immunization Schedule
KSA ( most resent)
Birth
2 mo
4 mo
6 mo
9 mo
12 mo
18 mo
24 mo Schoolentry
BCG
DTaP1
DTaP2
DTaP3
Measles1(mono)
M2MR1
DTaPB1
HepAV2
DTaPB2
HepBV1
HibV1
HibV2
HibV3
OPV4
HibVB
OPVB2
IPV1
IPV2
IPV/OPV3
OPVB1
M4MR3 Varicella2
HepBV2
HepBV3
HepBV4
HepAV1
PCV1
PCV2
PCV3
PCVB
/Td
Rota
Rota
MCV4
MCV4
Varicella1 M3MR2
vaccineinformation.org
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- Coverage- Seroconversion
Success of Immunization
Assessment of Success
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- Parents
- Staff
- Vaccine
Factors Influencing Success
KAPAvailability
CommitmentSkill
EfficacyStability
Success of Immunization
( H.E. )( √ )
( Selection )( Training )
( Choice )( Cold Chain )
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It is a temperature-controlled supply chain. It is
a system of storage , transport and distribution
of vaccines at a low temperature from
manufacturer to the actual vaccination site.
range
Cold chain
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ManufacturerGround
TransportAirport Airplane
Airport
Terminal
Intermediate
Stops&Transfers
Distributor’sWarehouse
ConsumerOutlet
Consumer
Pharma / Biotech Cold Chain
Destination
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THANK YOU