Round worm help!! I found a round worm in my baby gators enclosure help help!!!!

I found a round worm larva in my baby American alligators enclosure and it was right after he went to the bathroom. What kind of dewormer do you use on baby alligators he weights about 1/2 pound. I need a answer from some one who has dewormed a baby gator be for because I don’t want to kill him.