My husband David had been taking ivermectin and fenbendazole for exactly 10 days when something came out of him that made us both cry. We'd discovered these Nobel Prize-winning antiparasitics after 2 years of him looking pregnant from bloating and clearing rooms with his gas—but nothing prepared us for what we'd see. I'm Sarah, 65, from Austin. That morning in March, David called me into the bathroom, his face white as a sheet. "Sarah... look at this." There, in the toilet, were three white, rop