Summary
The acute effects of four drugs — pentobarbital, amitriptyline, chlordiazepoxide, and RO 5-6901 (a new benzodiazepine)—on sleep were investigated in 10 normal human subjects.
All the drugs produced a slight increase in total sleep time. D-time and D-time percent were moderately reduced by pentobarbital and greatly reduced by amitriptyline. The two benzodiazepines had no effect on these variables, i.e. they produced a night of normal or increased sleep without the reduced D-time found after most clinically used drugs.
The possibility is discussed that the effect of antidepressant agents on sleep patterns—specifically a reduction in the “need for D” —may be related to their clinical action.
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Supported in parts by grants K3-MH-8522 and MH 08715 from the U.S. Public Health Service and by a grant from Hoffman LaRoche, Inc.
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Hartmann, E. The effect of four drugs on sleep patterns in man. Psychopharmacologia 12, 346–353 (1968). https://doi.org/10.1007/BF00401413
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DOI: https://doi.org/10.1007/BF00401413