Insomnia and anxiety often go hand-in-hand. Studies have shown that around ten per cent of the population suffer from insomnia and of these people 80% have other mental or physical health problems. A U.S. study looked into the effectiveness of the anti-insomnia drug Lunesta in conjunction with the anti-depressant escitalopram at treating people with both insomnia and generalized anxiety disorder. The study found that patients who took both drugs showed improvements in measures of sleep and anxiety.
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