There are many diseases of rose crucian carp, and the medicines used are different. The commonly used bactericidal medicines are mainly yellow powder, oxytetracycline, gentamicin and so on. Usually in the early stage of the disease, there is no need to administer medicine, but to change the water for the rose crucian carp first to keep the water clean and hygienic, which is helpful for its recovery. Secondly, it is necessary to heat up properly to improve the resistance of rose crucian carp. And add salt to the water appropriately, and the concentration is controlled at 3/1000 to 5/1000.

The commonly used medicines for rose crucian carp sickness include nitrofuracil, potassium permanganate, copper sulfate, Ferrous sulfate, magnesium sulfate, red syrup, trichlorfon, copper chloride, malachite green, metronidazole, dysentery, chlortetracycline hydrochloride, oxytetracycline hydrochloride, etc. Furacilin (yellow powder) is an effective drug for the prevention and treatment of gill rot disease, skin congestion disease, fin rot disease, pine scale disease, etc. It is also a commonly used drug for water quality disinfection in juvenile tropical fish . Because of its mild medicinal properties, it is often used in water treatment for long-distance transportation of goldfish or tropical colors.