API Melafix – Natural Antibacterial Treatment for Fish

All-natural tea tree oil treatment to help fish heal from bacterial infections and damaged fins

API Melafix is a trusted, plant-based antibacterial treatment for freshwater, saltwater, and reef aquariums. Using natural tea tree extract, it helps treat bacterial infections, fin and tail rot, open wounds, eye cloud, and mouth fungus, while promoting tissue and fin regrowth. Safe for plants, beneficial bacteria, and your aquarium filter system.

Key Benefits:

  • Treats Infections: Effective against fin/tail rot, body slime, eye cloud, and bacterial infections.
  • Heals Wounds: Supports recovery from open sores and damaged tissues.
  • Promotes Regrowth: Encourages healthy fin and tissue regeneration.
  • Reduces Stress: Helps fish adapt to new environments and minimizes stress.
  • Prevents Spread: Can be used when introducing new fish to reduce disease risk.

Directions for Use:

  • Dosing: Add 5 ml per 38 L (10 gallons) of aquarium water.
  • Filter Prep: Remove activated carbon if possible, as it may absorb the treatment.
  • Treatment: Dose daily for 7 days for bacterial infections.
  • New Fish: Dose daily for 3 days when adding new fish.
  • Repeat: If needed, continue after a 25% water change.

Important Notes:

  • Natural formula made from tea tree (Melaleuca) oil.
  • Safe for live plants and does not harm beneficial bacteria.
  • Will not alter pH or discolour aquarium water.

Use daily for one week to treat bacterial infections, or for three days as a preventative when adding new fish.

We stock a wide range of fish medications and pond treatments — Need help deciding which product is right? Contact The Fish Works for free expert advice anytime. Also check out Melafix for ponds.

Size

118ml, 237ml, 473ml