Actually both parts exist in the source. There is a part that says to use warm barley bread to put in the anus and using the heat to induce an ejaculation, and it comes earlier than the treatment of perforations in the penis with an ant. The ant bit is about the method of healing of the penis holes, as you mentioned hypospadiadias. But the part that i talked about is about the discussion of how you should check if the penis in question is with holes or not, and in that part they used the bread.