On December 20, 2024, the US Court of Appeals for the Federal Circuit released its opinion in Teva Branded Pharm. Prods. R&D, Inc. v. Amneal ...

For example, Ventolin HFA, Advair HFA, and fluticasone have dose counters, Some asthma inhalers do not have a dose counter on the inhaler. And if you are taking an HFA-based metered-dose inhaler (MDI) ...

MDIs can recognized by the abbreviation HFA (which stands for the propellant hydrofluoroalkane). These include Ventolin HFA, Proventil HFA, Proair HFA, Atrovent HFA, Alvesco HFA, and Asmanex HFA.

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 delivery device or the canister used to ...

The leak rates for the Proventil HFA test and control MDIs were similar at the start of testing and at one month, but test MDIs exhibited increased propellant loss at three and six months.

Amneal beats Teva’s challenge of ruling on some ProAir patents Decision could impact other ‘junk device listings,’ FTC says Five patents related to Teva Pharmaceutical Industries Ltd.’s ProAir HFA ...

After exposure to extreme environmental temperatures, an increase in propellant-leak rate was observed with Proventil HFA and Ventolin HFA MDIs, but little to no change was found in particle size ...