Dr. Jeffrey Kopin: Is it okay to mix-and-match vaccines?


SAN RAFAEL, CALIFORNIA – OCTOBER 01: Safeway pharmacist Shahrzad Khoobyari (L) administers a Pfizer COVID-19 booster vaccination into the arm of Norman Solomon (R) at a vaccination booster shot clinic on October 01, 2021 in San Rafael, California. Marin County opened its first COVID-19 booster shot clinic inside a former Victoria’s Secret store at Northgate Mall. The clinic is giving priority to residents over 75 years old but is open to all ages that are eligible to receive the Pfizer booster. (Photo by Justin Sullivan/Getty Images)

Dr. Jeffrey Kopin, Chief Medical Officer for Northwestern Medicine Lake Forest Hospital, joins Anna to talk about what we know about the Moderna and J&J booster shots, the effectiveness of the J&J booster and if people should get a Pfizer or Moderna booster instead, the WHO naming a new advisory group on COVID origins, and the importance of getting your flu shot this year.

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