Barbexaclone (Maliasin) is a salt compound of phenobarbital and levopropylhexedrine. It was introduced in 1983. It has been reported to be as effective as phenobarbital but better tolerated; however, as of 2004, these "promising results" had not yet been confirmed nor denied in controlled trials. 100 mg of barbexaclone is equivalent to 60 mg of phenobarbital.
Recreational use recreational users of this drug report a feeling of emphatogenity, reductıon of social inhibition and a relaxation. This might be due to the combination of an stimulant and a depressant such as Methamphetamine and GHB while the latter is much more powerful