4.1.Depressants.Inhalants.alcohol

4.1.Depressants.Inhalants.alcohol - Depressants:...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Depressants: Benzodiazepines, Inhalants, Alcohol ! Depressants = drugs that slow activity in the central nervous system ! Include prescription drugs that treat _________________ ! Alcohol is the most widely used depressant ! __________________ are the most widely prescribed depressants Depressants ! Introduced in the early 1900s to reduce anxiety or induce sleep ! Grouped on the basis of the time of onset and duration of activity ! Low-dose, long-acting forms used for daytime relief of anxiety ! Higher-dose, shorter-acting forms used to induce sleep Barbiturates ! Ultra-short acting barbiturate ! Administered intravenously ! Used as an anesthetic for brief surgical procedures ! Also used to make people relaxed and talkative (truth serum) ! Thiopental is currently the Frst of the three drugs administered for the death penalty Sodium Pentathol ! Can produce psychological and physical dependence ! Reported overdoses ! Some still available as a prescription drug, although largely replaced by benzodiazepines Barbiturates ! 1960: Introduction of chlordiazepoxide (Librium), the Frst commercially marketed benzodiazepine ! 1970s: Diazepam (Valium), a lower-dose benzodiazepine, became for a time the best seller among all prescription drugs Benzodiazepines ! Dependence and overdose can occur ! Overdose deaths more likely for drugs sold in higher doses ! ___________________ more likely with drugs that have a rapid onset of effects ! ___________________ more likely with drugs that have a short duration of action ! More differences among the barbiturates and among the benzodiazepines than there are between these two classes of drugs? Benzodiazepines ! Produces profound intoxication when mixed with alcohol ! Changes in laws and in the formulation of the pills should reduce its abuse Benzodiazepines: Rohypnol ! Can produce psychological and physical dependence ! Reported overdoses ! Some still available as a prescription drug, although largely replaced by benzodiazepines Barbiturates ! 1960: Introduction of chlordiazepoxide (Librium), the Frst commercially marketed benzodiazepine ! 1970s: Diazepam (Valium), a lower-dose benzodiazepine, became for a time the best seller among all prescription drugs Benzodiazepines ! Dependence and overdose can occur ! Overdose deaths more likely for drugs sold in higher doses ! ___________________ more likely with drugs that have a rapid onset of effects ! ___________________ more likely with drugs that have a short duration of action ! More differences among the barbiturates and among the benzodiazepines than there are between these two classes of drugs? Benzodiazepines ! Produces profound intoxication when mixed with alcohol ! Changes in laws and in the formulation of the pills should reduce its abuse Benzodiazepines: Rohypnol !...
View Full Document

Page1 / 12

4.1.Depressants.Inhalants.alcohol - Depressants:...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online