# After first dose of vaccine

**URL:** <https://boards.straightdope.com/t/after-first-dose-of-vaccine/927490>\
**Category:** The Quarantine Zone\
**Tags:** covid-quarantine\
**Created:** [December 7, 2020, 5:26pm UTC](https://boards.straightdope.com/t/after-first-dose-of-vaccine/927490 "2020-12-07T17:26:24Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![Courk](https://avatars.discourse-cdn.com/v4/letter/c/91b2a8/32.png) [@Courk](https://boards.straightdope.com/u/Courk)\
**Post date:** [December 13, 2020, 3:30pm UTC](https://boards.straightdope.com/t/after-first-dose-of-vaccine/927490/21 "2020-12-13T15:30:36Z")

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At least for the Pfizer and Moderna shots. AstraZeneca also wanted to do that, but they accidentally found a lower initial dose seemed to provide better efficacy. They need to do more studying, but that one might end up being different, and depending where you are in line to get it, there could be other options by then, too.

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