Some sedatives can cause psychological and physical dependence when taken regularly over a period of time, even at therapeutic doses.
Dependent users may get withdrawal symptoms ranging from restlessness and insomnia to convulsions and death.
There is some overlap between the terms "sedative" and "hypnotic".
Advances in pharmacology have permitted more specific targeting of receptors, and greater selectivity of agents, which necessitates greater precision when describing these agents and their effects: Doctors often administer sedatives to patients in order to dull the patient's anxiety related to painful or anxiety-provoking procedures.
Although sedatives do not relieve pain in themselves, they can be a useful adjunct to analgesics in preparing patients for surgery, and are commonly given to patients before they are anaesthetized, or before other highly uncomfortable and invasive procedures like cardiac catheterization, colonoscopy or MRI.
That percentage according to some experts has doubled. Eisenberg of Harvard Medical School determined that use of herbs for physical and mental problems including anxiety had risen 380 percent in seven years.I have tried every thing, no need to send me suggestions. Many people are content to drink a cup of Chamomile tea to help them take a trip to slumber land.For me Chamomile relaxes me but does not make me drowsy. I researched my book The Yoga of Herbs for herbs that would knock me out.The main problem with herbal sleep medicines is that they are not regulated.The FDA (Food and Drug Administration) does not have any oversight over herbal medicines.