What do you need to know about the #COVID19 #vaccine news today? Here's a quick explainer 🧵. First, this is very, very good news! The first data from the first vaccine tested (Pfizer) is extremely encouraging. There was never a guarantee that any of these vaccines ... 1/8
could actually protect against COVID-19 - it was totally unknown. Now, we know it’s possible.
What else do you need to know?
- This vaccine will not be up for emergency approval until there is 2 months of safety data collected. They should hit that mark after Thanksgiving... 2/8
- All we know so far is that 2 shots of this vaccine will prevent disease in 90% of people vaccinated in the first month or so after vaccination. We do not know anything about whether that protection disappears immediately or is durable or needs to be boosted. ..3/8
- We do not know if this data applies to people who already had antibodies to COVID-19 because they were infected months before.
- We do not know if this data applies to all age groups.
- No matter what, this vaccine will not be widely available for months and months. ... 4/8
In Jan 2021 they will have enough doses for about 15 million, which is a small fraction of people in US alone. The distribution plan is not settled yet but definitely won’t be something you can get in January at your local pharmacy....5/8
- This vaccine is delicate to ship and store and will be logistically challenging to distribute in resource poor settings. We will need other products for these areas.
- The more vaccine products the better - there was never going to be a “winner” in terms of ... 6/8
public health. (Stock market is another thing.) We need more vaccines for inventory alone, but also for different ease of use, target populations, durability, etc.
- Trials of all these vaccines including Pfizer will need to continue and we will still need to enroll 100,000s..7/8
more volunteers, otherwise we will be stuck with just one vaccine type and that won’t be enough.
- The vaccine will be useless if no-one uses it. There is still a lot of education and community engagement to do to break down vaccine mistrust.

But still ...this is good news. 8/8

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