Drix is a cold pill who is the deuteragonist in Pooh's Adventures of Osmosis Jones. He first appeared in the stomach of Frank's body, where he is given the opportunity to keep Frank safe. He had a strong dislike of Osmosis Jones at first, but later, he grows to like him, and decides to help him and Pooh and the others on their adventure to find the villainous virus named Thrax and Pooh's old enemy the Grand Duke of Owls.
- Drix will meet Simba and his friends in Simba, Timon, and Pumbaa's Adventures of Osmosis Jones.
- Drix will meet Littlefoot and his friends in Littlefoot's Adventures of Osmosis Jones.
- Drix will meets Tino and his friends in Tino's Adventures of Osmosis Jones.