i really need some help i have a oranda thats very sick and on deaths door it trys to eat but it cant get up and swin. Its allways laying around grasping for air but i do at 70-80% water change every 2 day to help it i dont no what to do its also coved in white spot its cover i have a orange oranda but its now a white one its covered in white spot its fins are peeling and dissapairing i have added toxic salt and have tryed just toxic if thats what it is called and hes getting worst please someone help me and my oranda what do i do you help it
thank you (and please hurry)