Allegra - your 0% brain interference allergy relief - is teaming up with Indy 500 racer Marcus Ericsson to turn his pit stop into the Allegra Pit Shop where staying non-drowsy could help you win big.

Allegra Pitshop Driver

Enter for a chance to win tickets for two to an upcoming race and other exclusive racing prizes*.

  • On May 25th, stay alert for Marcus Ericsson's pit stop during the live broadcast of the Indy 500.
  • Be quick to scan a QR code on his pit crew to enter for a chance to win.
Allegra Packet

Drive non-drowsy with Allegra. It's a no-brainer.

When you're behind the wheel, split-second decisions matter — especially with the whole country on the road this Memorial Day weekend. Drive non-drowsy through allergy season with Allegra - 0% brain interference

Reaction Game

What's your reaction speed?

Test your reaction speed and score Allegra discounts.

NO PURCHASE NECESSARY. Void where prohibited. The Allegra Pit Shop Sweepstakes is sponsored by Chattem, Inc. d/b/a Opella, 21 South St. Morristown, NJ 07960. Open to legal residents of the 50 US & DC, 18 years of age & older as of date of entry. Begins when the Pit-Stop Replay (as defined in official rules) first airs on the Fox Broadcast and displays the QR code, which will be approximately 12:45 p.m. ET on 5/25/25, and ends approx. 10 minutes after the Pit-Stop Replay airs on 5/25/25. Start time is estimated. Exact time Pit-Stop Replay will air will be determined at the time of the broadcast. 1 Grand Prize winner will receive a prize valued at $3,100; 1 First Prize winner will receive a prize valued at $250; 1 Second Prize winner will receive a prize valued at $100; and 1 Third Prize winner will receive a prize valued at $50. ARV of all prizes: $3,500. For Official Rules, visit https://www.allegra.com/en-us/allegrapitshop.