• drug name • generic name • active ingredient • drug name and FDA Action Date range • application number (NDA, ANDA, BLA) • action dates of approvals and supplements in one, two, or three month blocks • original and supplemental approvals by month Detailed instructions for searching Drugs@FDA are available. 8. How do searches work in Drugs@FDA? The drugs that are listed on the “Search Results” page are not always related in terms of their chemical makeup or the conditions they treat, and are not necessarily substitutable. They appear together because their drug names or active ingredient names contain the words or parts of words you entered in the search box. The text you searched for appears in bold letters in the search results. Even if drug products have the same active ingredient, dosage form, and strength, it might not be safe to use one in place of the other. You should always consult a health care professional to determine if one drug can be safely substituted for another, that