With FDA’s Orange Book Express app, it’s now faster and easier to find information about:• Drug products approved on the basis of safety and effectiveness by the Food and Drug Administration (FDA) • Information about patents and exclusivityOrange Book Express allows you to:• Search by Active Ingredient or Proprietary Name; Applicant Holder (Firm); Application Number; or Patent Number. • Search all marketing statuses (Rx, OTC, Discontinued) with one search.• Look up patent and exclusivity information.• Identify Reference Listed Drugs (RLDs) and determine if a drug product has a therapeutic equivalent.• Browse Patent Delistings and Newly Added Patents.