Methods And Compositions For Treating Pain


Methods and compositions for treating pain are disclosed. The compositions are based on dry powders comprising microparticles of diketopiperazines and an analgesic active agent. The analgesic in the compositions comprises one or more peptide analgesics or derivatives thereof, which are administered to a subject using a pulmonary inhalation drug delivery system comprising a dry powder inhaler and the analgesic composition. The present compositions produce fewer side effects associated with current opioid therapy.

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Document History
  • Publication: Apr 4, 2017
  • Application: Feb 13, 2015
    US US 201514622660 A
  • Priority: Feb 13, 2015
    US US 201514622660 A
  • Priority: Apr 24, 2014
    US US 201414354092 A
  • Priority: Oct 24, 2012
    US US 2012/0061749 W
  • Priority: Oct 24, 2011
    US US 201161550860 P

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