| abstract |
One aspect of the present invention relates to pharmaceutical compositions comprising a compound that modulates the orexin system and a sedative agent. In a preferred embodiment, the compound that modulates the orexin system is modafinil and the sedative agent is (S)-zopiclone. The pharmaceutical compositions of the invention are useful in the treatment of various sleep disorders. In addition, the present invention relates to a method of treating a patient suffering from a sleep abnormality or insomnia comprising administering a therapeutically effective amount of a pharmaceutical composition of the invention. |