Difference between Phenobarbital and Phenobarbitone

What is the difference between Phenobarbital and Phenobarbitone?

Phenobarbital as a noun is a barbiturate drug used as a sedative. while Phenobarbitone as a noun is a barbiturate drug used as a sedative.

We hope you now know whether to use Phenobarbital or Phenobarbitone in your sentence.