Mudcat Café message #1314867 The Mudcat Café TM
Thread #74507   Message #1314867
Posted By: dianavan
03-Nov-04 - 02:51 AM
Thread Name: BS: Flu Vaccine Shortage
Subject: RE: BS: Flu Vaccine Shortage
mary - I don't know for sure, but I would imagine there is a shelf life for live vaccine. Live vaccine is grown in an egg medium.
Most vaccine is now synthetic. At least I think so.

Google it.

d