In UK I still have access to these medication Esha 2000 is better at treating fungal infections it's only effective at treating minor bacterial issues I wouldn't use it to treat more serious bacterial infections salt going to be best option for external bacterial infections and fungal if used in conjunction with esha 2000 will provide a more effective treatment salt and esha exit are effective at treating ich flubendazole or fenbendazole are found in over the counter dog dewormers and are effective at treating flukes nematode worms hook worms round worms