Methods and compositions for treating pain
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United States of America Patent
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Jan 12, 2016
Issued Date -
N/A
app pub date -
Oct 24, 2012
filing date -
Oct 24, 2011
priority date (Note) -
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Abstract
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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