⏰ when
When was the first varicella vaccine licensed?
MedicineVaccines
Quick Answer
The first chickenpox vaccine was licensed in 1995 in the United States. It was developed from a weakened live virus.
The Full Story
The varicella vaccine was licensed in 1995, after years of work to make a safe and effective protection against chickenpox. The vaccine uses a live attenuated form of the virus and was first developed in Japan by Michiaki Takahashi. It greatly reduced chickenpox cases, hospitalizations and deaths. Later, many countries added it to childhood immunization schedules.
Key Facts
1.1995: first varicella vaccine licensed in the U.S.
2.Developed from a weakened live virus
3.Originally created by Michiaki Takahashi
YouTube Angle
Suggested video title for this topic:
"The vaccine that turned chickenpox into a preventable disease"