Reply To: Dying fish!! Please help!!!! Welcome to the website! › Forums › General › General Aquaria › Dying fish!! Please help!!!! › Reply To: Dying fish!! Please help!!!! July 17, 2007 at 10:15 pm #11703 EllyParticipant My favorite female died when I returned wth meds. I never even got any of her babies. I added CopperSafe (Copper Sulfate) and Maracyn (erythromycin). I hope they work.