0
It means that the horse is racing on the medication Lasix for the first time. Lasix is the trade name for furosemide and is a diuretic used to prevent pulmonary bleeding in race horses. Approx. 80% of U.S. race horses run usuing Lasix.
Subsequent uses of lasix will still be noted in the race program, sans "1."
Still curious? Ask our experts.
Chat with our AI personalities
DevinI've poured enough drinks to know that people don't always want advice—they just want to talk.
Chat with Devin
FranI've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
Chat with Fran
SteveKnowledge is a journey, you know? We'll get there.
Chat with SteveAdd your answer:
Earn +20 ptsQ: What does L1 mean in horse race under Med heading?
Write your answer...
Submit
Still have questions?
Trending Questions
What is the dress code for flamenco?
What is the main function of affixes on Howrse?
What is the date and location of the next Olympic Games?
Did Saint Veronica have children?
Who was the first horse after Citation to win the triple crown in 1973?
What is a side pull?
Who was the first black female rodeo champion?
Why are Ralph Lauren men's polo shirts longer in the back than they are in the front?
How do you get more reindeer on Howrse?
What county is Royal ascot in?
What is the best noseband for a strong horse?
Who was the last black jockey to win the Kentucky Derby in 1901 and 1902?
What good things did Hestia do?
Who is the largest dairy farm in California?
Do horse flies have teeth?
How much passes are seahorses?
What horse races are run at Saratoga Race Course?
Does pegasus have a symbol?
In 2009 what polo team does Andrew Blake Thomas play for?
How much is fencing for a half of a acre?
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.