BOSTON — Massachusetts is getting about 4,000 doses of the one-shot Johnson & Johnson vaccine this week.

Pharmacy chains CVS and Walgreens are expected to resume administering the shot this week following the federal government’s temporary pause overuse of the vaccine was lifted.

The U.S. Centers for Disease Control and Prevention and Food and Drug Administration had recommended the pause due to concerns about blood clots in a tiny percentage of people who received the shot. The pause was lifted Friday.

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Kate Reilly, a spokeswoman for the state COVID-19 Response Command Center, says shipments of the Johnson & Johnson vaccine have been sporadic and allocation numbers have varied from week to week.

LOOK: Answers to 30 common COVID-19 vaccine questions

While much is still unknown about the coronavirus and the future, what is known is that the currently available vaccines have gone through all three trial phases and are safe and effective. It will be necessary for as many Americans as possible to be vaccinated in order to finally return to some level of pre-pandemic normalcy, and hopefully these 30 answers provided here will help readers get vaccinated as soon they are able.

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