1. White spot disease: use the white spot medicine mercurous nitrate, and put it in 80% of the dosage according to the instructions to ensure that the damage to the golden pineapple fish is minimized.

2. Saprolegnia: use clofloxacin, methyl sulfone Antibacterial drugs (such as sulfonamides) such as mycin, to prevent bacterial-induced infection, according to 1/10 of the amount used by people, mix it into 100L of water for use, and change the water after 1 hour.

3. Pulling white stool: Use metronidazole, the ratio is 1 gram in 100L water, and the bottom bed needs to be cleaned and disinfected.