SEDATIVES Meaning and
Definition
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Sedatives are a class of drugs or substances that have a calming or sleep-inducing effect on the central nervous system. These medications are commonly used to treat conditions such as anxiety, insomnia, and certain types of seizures. Sedatives work by depressing the activity of the brain and slowing down certain functions of the body, resulting in relaxation, reduced anxiety, and a sense of tranquility.
Sedatives, also known as hypnotics or tranquillizers, come in various forms including pills, tablets, liquids, and injectables. They belong to the broader category of psychoactive drugs, which have effects on mood, behavior, cognition, and perception. Sedatives work by increasing the activity of a neurotransmitter called gamma-aminobutyric acid (GABA) in the brain. GABA is responsible for inhibiting or slowing down certain nerve signals, ultimately leading to sedation.
These substances should be used under medical supervision, as they can carry risks and potential side effects. Overuse or misuse of sedatives can lead to dependency, addiction, and withdrawal symptoms. The duration of sedative effects can vary based on the specific drug and dosage used. Some sedatives have a short-term effect, mainly used for situational anxiety or temporary sleep disturbances, while others may be prescribed for long-term management of chronic conditions.
In summary, sedatives are drugs that act on the central nervous system to induce a calming or sedating effect, reducing anxiety and promoting sleep. The use of sedatives should be carefully monitored by medical professionals to ensure safe and appropriate use.
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Etymology of SEDATIVES
The word "sedatives" originated from the Latin word "sedare", meaning "to calm" or "to settle". The term "sedative" was first recorded in English during the mid-18th century, derived from the Latin root. It refers to substances or drugs that have a calming or tranquilizing effect on the body, reducing agitation, anxiety, or excitement.
Similar spelling words for SEDATIVES
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