Comments2 Share. This is a list of characters from the Nickelodeon animated comedy series SpongeBob SquarePants. The main characters in the show are SpongeBob SquarePants and his pet snail Gary, SpongeBob's friends Patrick, Squidward and Sandy, and two restaurateur rivals; Mr. Krabs and Plankton.
Technically, Imodium (Loperamide) is an opiate, but it only binds to the mu receptors in the GI tract; and doesn't cross the BBB (Blood Brain Barrier) into the CNS (Central Nervous System) like other opiates do.
Opiates belong to the large biosynthetic group of benzylisoquinoline alkaloids, and are so named because they are naturally occurring alkaloids found in the opium poppy.piates belong to the large biosynthetic group of benzylisoquinoline alkaloids, and are so named because they are naturally occurring alkaloids found in the opium poppy.