Although there is no shortage of papers on the efficacy of hypnotics, the clinical usefulness of even the most commonly prescribed agents remains unclear. The dilemma is that hypnotics are requested by a vast number of patients, prescribed by many physicians, tested in many laboratories— and yet we have very imperfect understanding of insomnia, which they are supposed to treat. Let us, then, examine some issues in testing hypnotics which result from the elusive nature of the disorder.
KeywordsSleep Duration Normal Volunteer Chloral Hydrate Sleep Onset Sleep Latency
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