 In response to the publicity , Stella Nickell came forward on June 19 . She told police that her husband had recently died suddenly , after taking pills from a 40 @-@ capsule bottle of Extra @-@ Strength Excedrin with the same lot number as the one that had killed Susan Snow . Tests by the FDA confirmed the presence of cyanide in Bruce Nickell 's remains and in two Excedrin bottles Stella Nickell had turned over to police . 
