Trimethylamine is a product of decomposition of plants and animals. It is the substance mainly responsible for the fishy odor often associated with fouling fish bacterial vagina infections and bad breath. It is also associated with taking large doses of choline.

Pyrantel tartrate is an antinematodal thiophene; and can elicit spastic muscle paralysis in parasitic worms due to prolonged activation of the excitatory nicotinic acetylcholine (nACh) receptors on body wall muscle.

2-Furoyl-LIGRLO-amide is a potent and selective protease-activated receptor 2 (PAR2) agonist.