2-Tetrahydrofurylethylamine (TH-FEA or 2-(2-tetrahydrofuryl)ethylamine) is a drug related to the arylalkylamines. Analogues include 2-furylethylamine (FEA), 2-pyrrolylethylamine (NEA), ò-phenethylamine, amphetamine, and thiopropamine, among others. A few derivatives of TH-FEA are known. The compound is pharmacologically active, producing a strong constricting effect on the uterus. TH-FEA was first described in the scientific literature by 1920.