Amneal Pharmaceuticals that impacts Orange Book (OB) listings for patents related to FDA-approved drug ... API albuterol sulfate. Teva listed several patents in the OB for ProAir® HFA, including ...
and the approved methods of using the drug. Teva had listed nine patents in the Orange Book for its ProAir® HFA albuterol inhaler. Five of the patents were directed to a dose counter used for the ...
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