Moderna was seeking approval for the vaccine's use in adults over 50.
Several hospitals in the Triangle area have implemented visitor restrictions to curb the spread.
UNC Health has implemented temporary visitor restrictions alongside other healthcare providers in North Carolina due to an increase in flu cases.
Hospitalizations for flu-like illness have increased for nine straight weeks across North Carolina, the NCDHHS says.
This flu season seems to be getting worse by the day, according to health officials. The bulk of this year's cases are being linked to a new variant known as subclade K.
Cape Fear Valley Health is the latest provider to update their policy.