Sedative (noun)

1. A substance or drug that has a calming effect and is used to treat anxiety or insomnia.
2. A substance or drug used to reduce excitability and induce calmness or sleep.

Origin:

Derived from the latin word 'sēdāre' meaning to calm, soothe or settle.

Examples:

1. The sedative was prescribed to help the patient cope with their anxiety and insomnia.
2. The sedative was effective in reducing the patient's symptoms of restlessness and agitation.
3. The sedative was administered prior to the surgical procedure to help the patient relax and fall asleep.
4. The sedative was a common treatment for patients with insomnia and sleep disorders.
5. The sedative was considered a safer alternative to stronger sleeping pills and anxiolytics.