An electroluminescent display panel, a method for manufacturing the same, and a display device are disclosed, wherein the electroluminescent display panel comprises a bending region and a non-bending region, a plurality of first pixels arranged in an array are provided in the non-bending region, a plurality of second pixels arranged in an array are provided in the bending region, and an open area of the second pixels is smaller than that of the first pixels; in the bending region, at least one elastic region with an extending direction consistent with a bending axis direction is provided at a gap of the second pixels along a direction perpendicular to the bending axis direction, a groove is provided in an insulating composite film layer in each of the elastic region, and the insulating composite film layer comprises a planarization layer and a pixel definition layer positioned over the planarization layer; an elastic member is filled in the groove, which has an elastic modulus greater than that of the planarization layer.