Used to treat fungal infections, as well as internal and external bacterial infections, the API PrimaFix Fish Medication can be used in both fresh and saltwater. What’s more, this medicine will not have a harmful effect on the biological filter, nor will it affect pH levels or turn the water into an unfamiliar color.
You can use this medicine freely in reef aquariums and in tanks with live plants. Also, research has shown that PimaFix and Melafix and work together to better combat fish diseases.
The medicine comes in an 8oz bottle and can treat 474 gallons of water.