Alprazolam (Xanax)

Price range: £150.00 through £2,500.00
Available Dosage: 2mg
Onset of action: 30~60 minutes
Duration of action: : Instant-: 6 hours; Extended-: 11.3 hours;
Metabolites: α-hydroxyalprazolam; 4-hydroxyalprazolam
Routes of administration: By mouth
Metabolism: Liver, via cytochrome P450 3A4