Seconal Sodium 100mg $300.00 Seconal Sodium 100mg medication is used to calm you just before surgery. Secobarbital belongs to a class of drugs known as barbiturate hypnotics. It works by affecting certain parts of the brain to calm you. Seconal Sodium is used short-term to treat insomnia,Seconal Sodium may also be used for purposes not listed in this medication guide. you can contacts us directly for more details about Seconal sodium. 1 Pack is 60 Pills Add to cart