The spike in demand — expected following last week’s federal recommendation on booster shots — would be the first significant jump in months. “I hope that we have the level of interest in the booster … that we need more vaccines,” Colorado Gov. While most vaccines can stay on the shelf unopened for months, once a vial is opened the clock starts ticking. Vaccines are only usable for six to 12 hours, depending on the manufacturer, according to the U.S. Food and Drug Administration. They don’t come in nice, tidy individual single-serving packages.”State health officials said they have tried to request only what health care providers and pharmacies expect to need from the federal supply.

Source: Egypt Independent September 26, 2021 13:41 UTC