1. Reason: The eye drop of goldfish may be caused by bacterial infection caused by poor water quality. Goldfish's eyes are fragile and easy to be infected with bacteria. If the water they live in is too poor, many bacteria will breed, which will lead to eye infection.
2. Treatment: The breeder should first fish out the goldfish with lost eyes and raise them separately. Secondly, it is necessary to change water in time to ensure clean water quality. Finally, put some coarse salt in the fish tank, which can sterilize and disinfect.
2. Trichlorfon medicated bath1. Reason: Goldfish may also be infected with parasites if it loses one eye. The more common one is trematode, which likes to parasitize goldfish's eyes best. If parasitic by this worm, goldfish will not only lose their eyes, but also lose their eyes if they are serious.
2. Treatment: In this case, the breeder needs timely treatment. First, isolate the sick fish, and if conditions permit, observe their eyes. If parasites can be found, take them out directly with tweezers. Secondly, potassium permanganate solution is put into water, and finally trichlorfon is used to give them a medicated bath.
3. Yellow powder medicated bath1. Reason: Goldfish lost an eye and may be caused by fighting injuries. Although their character is not fierce, they also fight. If goldfish's eyes are not treated in time after being injured in a fight, they will drop their eyes.
2. Treatment: The breeder needs to take a medicated bath with furacilin powder first, and then apply chlortetracycline ointment around the eyes. Apply it once a day, and it can be recovered after one week.