Amobarbital is a medication also known as sodium amytal. It is a derivative of barbiturates and has strong sedative and hypnotic properties. Amobarbital has no odor but has a slightly bitter taste. This medication should be used with care because of high likelihood of physical and psychological dependence. Barbiturates such as Amobarbital medicine are non-selective CNS or central nervous system depressants. They are used primarily for their sedative and hypnotic properties.