What is the purpose of vaccine vial monitor?
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What is the purpose of vaccine vial monitor?
VVMs, vaccine vial monitors, are small stickers that adhere to vaccine vials and change color as the vaccine is exposed to heat, letting health workers know whether the vaccine can be safely used for immunization.
Which chemical is used in vaccine vial monitor?
During 1979, World Health Organization (W.H.O.) conceived the concept of Vaccine Vial Monitor, where p-toluene sulfonate was used as the chemical for the purpose.
What does VVM mean?
Vaccine Vial Monitor
VVM
| Acronym | Definition |
|---|---|
| VVM | Vaccine Vial Monitor (medical) |
| VVM | Values, Vision and Mission |
| VVM | Visual Voice-Mail |
| VVM | Vurdering Af Virkningerne På Miljøet (Danish: Environmental Impact Assessments) |
When the inner box in the circle on the vaccine vial monitor becomes darker than the circle it means that?
Rule 1: If the inner square is lighter than the outer circle, the vaccine can be used provided that the expiry date has not passed. Rule 2: If the inner square is the same color or darker than the outer circle, the vaccine must not be used.
Why is polio given?
The action of oral polio vaccine (OPV) is two-pronged. OPV produces antibodies in the blood (‘humoral’ or serum immunity) to all three types of poliovirus, and in the event of infection, this protects the individual against polio paralysis by preventing the spread of poliovirus to the nervous system.
Which vaccine is heat sensitive?
Polio vaccine is the most sensitive to heat, while tetanus toxoid is the least sensitive.
What is the purpose of the cold chain?
The cold chain is a set of rules and procedures that ensure the proper storage and distribution of vaccines to health services from the national to the local level. The cold chain is interconnected with refrigeration equipment that allows vaccines to be stored at recommended temperatures to maintain their potency.
What is VVM test?
1. What is Vidyarthi Vigyan Manthan (VVM)? VVM aims to identify and nurture the bright minds among the student community, who are keen on subjects related to science. Vidyarthi Vigyan Manthan is a unique app based online examination for school students to be conducted at national level.
What is vaccine vial septum?
A vaccine vial monitor (VVM) is a thermochromic label put on vials containing vaccines which gives a visual indication of whether the vaccine has been kept at a temperature which preserves its potency.
What does VVM 14 mean?
VVM 14: Medium Stability. 14. 90. > 3 years. VVM 7: Moderate Stability.