Anxiolytics and Sedative-Hypnotics

These flashcards cover key terms and concepts related to anxiolytic and sedative-hypnotic medications, their mechanisms, indications, side effects, and contraindications.

Anxiolytics

Medications that relieve anxiety.

Sedative-Hypnotics

Drugs that induce sedation and are used to treat sleep disorders.

Benzodiazepines

A class of drugs that act as central nervous system depressants, used for anxiety and sedation.

Barbiturates

A class of drugs that are used as sedatives and anesthetics.

GABA A receptors

Receptors that, when activated, lead to increased influx of chloride ions, causing hyperpolarization of the membrane and reducing neuronal excitability.

Toxicity symptoms

Side effects such as headache, sedation, dizziness, and potential CNS depression.

Phenobarbital

A barbiturate used for long-term treatment of seizures.

Insomnia

A condition characterized by the inability to sleep.

Tolerance

A state in which an individual requires increasing doses of a drug to achieve the same effect.

Stevens-Johnson syndrome

A severe skin reaction which may be caused by certain medications, including some anxiolytics.

Concomitant use

Taking two or more medications at the same time, which may cause interactions.