Pregnanolone

3 alpha, 5 beta-Tetrahydroprogesterone; 3 alpha-Hydroxy-5 alpha-pregnan-20-one; 3 alpha-Hydroxy-5 beta-pregnan-20-one; 3-Hydroxypregnan-20-one; 3beta-Hydroxy-5alpha-pregnan-20-one; Allopregnan-3 beta-ol-20-one; Allopregnanolone; Epipregnanolone
A pregnane found in the urine of pregnant women and sows. It has anesthetic, hypnotic, and sedative properties.