United States securities and exchange commission logo January 12, 2024 James Sapirstein Chief Executive Officer First Wave BioPharma, Inc. 777 Yamato Road, Suite 502 Boca Raton, FL 33431 Re: First Wave BioPharma, Inc. Registration Statement on Form S-3 Filed January 8, 2024 File No. 333-276429 Dear James Sapirstein: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Jessica Dickerson at 202-551-8013 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences cc: Jessica Yuan, Esq.