RxOrange provides full, Internet free, access to the FDA Orange Book with a thoughtful user interface and a unique set of features that you will find nowhere else, not even on the FDA web site. 


  • patent expiration dates - estimates dates for generic competition for any brand name drug

  • drug approvals - stay up to date with all recent brand and generic drug approvals

  • special topics - substitution tools for oral contraceptives, diltiazem, etc.

  • substitution - AB equivalency ratings



  • for iPhone only

  • requires iOS 6.0 or greater

Patent expirations

Instantly get an estimated generic date for any brand name drug

Special topics

Finde appropriate substitutes for oral contraceptives, diltiazem, et al, with ease

Equivalency ratings

Easily look up equivalency ratings for any generic drug

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