Michigan temporarily pausing use of Johnson & Johnson COVID-19 vaccine FDA, CDC recommend pausing use of J&J vaccine Published: Tags: LANSING, Mich. – Michigan is The decision comes after the Ad “More than 6.8 million doses of the Johnson & Johnson vaccine have been administered in the U.S., and these adverse events appear to be extremely rare,” said Michigan Department of Health and Human Services. “However, out of an abundance of caution, we are following recommendations from FDA and CDC and pausing the use of the Johnson & Johnson vaccine in Michigan.” Rare blood clot cases According to national health officials, there have been six U.S. cases of a rare and severe type of blood clot forming in people after they received the Johnson & Johnson COVID vaccine.