Tirico said his nose and throat "clogged up" and swelled. He added that the allergy can affect your breathing as well. Tirico decided he could not perform his duties as a broadcaster due to the reaction. He took an EpiPen shot — a common treatment for people experiencing an allergic reaction — and was seen by EMTs.

NBC Sports host Mike Tirico had to leave the network's Kentucky Derby broadcast early on Saturday due to a strong reaction to a nut allergy.

The 58-year-old sportscaster appeared at Churchill Downs to help cover the horse race but had to abruptly leave early