Fesoterodine Fumarate We have found the Brand name of Fesoterodine Fumarate. Currently, 2 brands available by this Fesoterodine Fumarate.List of Brands for Fesoterodine Fumarate MedicationFesotrex ER (Er Tablet) 4 mgFesoterodine FumarateIncepta Pharmaceuticals Ltd.Fesotrex ER (Er Tablet) 8 mgFesoterodine FumarateIncepta Pharmaceuticals Ltd.