Definition: One of a group of structurally related drugs used mainly as sedatives/hypnotics, muscle relaxants, and anti-epileptics, and once referred to by the now-deprecated term “minor tranquillisers”. These agents are believed to produce therapeutic effects by potentiating the action of gamma- aminobutyric acid (GABA), a major inhibitory neurotransmitter. Benzodiazepines were introduced as safer alternatives to […]