Eton Pharmaceuticals, Inc. revenue for the last year amounted to 31.64 M USD, the most of which — 31.64 M USD — came from its highest performing source at the moment, Prescription Drug Products, the year earlier bringing 21.25 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought Eton Pharmaceuticals, Inc. 31.64 M USD, and the year before that — 21.25 M USD.