Top 10 Doctor insights on: How Long Does It Take For Recovery From A Molar Tooth Extraction. 1 How long does it take for recovery from a molar tooth extraction? Six weeks: Removing a tooth, especially a molar is a big deal. It leaves a surface wound the size of half a dollar bill, that can become infected if food is present, followed by bacteria. Often it is already infected prior to extraction that can lead to a systemic bacteremia.