Fish Cillin (ampicillin) exerts a broad range anti-bacterial action on both gram-positive and some gram-negative bacteria. It is generally more effective in gram-positive infections.

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Fish: Add one capsule into aquarium for each 10 gallons of water. Repeat in 24 hours. It is suggested that a partial water change be made between treatments. While treatment duration depends on the type and severity of infection, it is recommended that extended baths in the medication continue for a minimum of 5 days and for not more than 10 days. Discontinued treatment if no improvement is noted within 5 days.

Dogs and Cats: 20-40 mg/Kg (9-18 mg/lb) every 8 hours orally. Fish Cillin is commonly given off-label to small animals. Clinical use includes urinary tract infections, pneumonia and skin infections.

When given orally, diarrhea is possible, especially in high doses. Use with caution in animals allergic to penicillin-like drugs.

Not for human use.