Definition: Phenoquinone, also known as phenobarbital, is a class of drugs that are commonly used to treat anxiety and panic disorders. These drugs work by increasing levels of serotonin in the brain, which can lead to feelings of euphoria, increased energy, and altered perceptions. Phenoquinones are classified according to their chemical structure: they are primarily composed of phenylalanine (phenobarbital) and phenylpropanolamine (barbiturates). Pheno
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