Developed to Help Fish Adapt to New Environments

Help your fish cope with the stress of shipping, acclimation, water changes, disease treatments, and other environmental changes with Dr.Tim's First Defense. Scientifically designed to provide stress relief and support the natural immune system in your fish, First Defense will help detoxify heavy metals, fight lateral line erosion, promotes healing, and can help resist diseases. 

• A great additive to freshwater dips
• Vitamins to help fight lateral line erosion
• Chelating agent to detoxify heavy metals
• Reduces stress during water changes
• Ideal for acclimation and new fish additions

Two Sizes Available: 

• 4oz - Treats up to 240 Gallons
• 16oz - Treats up to 960 Gallons

Dosing Directions:

1. Shake well before using.

2. Add 5mL per 10 gallons of aquarium water.