CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS As independent certified public accountants, we hereby consent to the incorporation of our report (relating to the financial statements of the U.S. Acquired Brands of Thompson Medical Company, Inc.) dated January 20, 1999, included in this Form 8-K/A, into Chattem's previously filed Registration Statements on Form S-2 (file No. 33-80770), Form S-3 (file Nos. 33-69961, 33-69397, 33-31113, 33-03091 and 33-85348), Form S-4 (file No. 33-53627) and Form S-8 (File Nos. 33-35386, 33-78524, 33-78922, and 33-61267). ARTHUR ANDERSEN LLP West Palm Beach, Florida February 24, 1999