Definition of "substitutable" []

• Capable of being used as a substitute, valid as a replacement or alternate item. (adjective)
• Capable of being substituted. (adjective)

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• "Generics companies will need to do that if they want the FDA to deem their product " substitutable " for the original, meaning that a pharmacist could dispense the copy even if a patient had a prescription for Advair."
• "Teva is also working on a " substitutable " version of Advair for Europe, and plans to file for regulatory approval in 2012."
• "Being " substitutable " helps generic drugs rack up sales quickly."