Thomas labs Fish Pen Forte - Penicillin 500 mg Tablets (60 Count)

Thomas Labs Fish Pen Forte - Penicillin 500mg Tablets (60 Count)

High-Potency Penicillin for Aquarium Fish

Fish Pen Forte (Penicillin) 500mg – 60 Tablets is a high-concentration antibiotic designed to combat bacterial infections in freshwater and saltwater aquariums. As an enhanced formula, Fish Pen Forte contains a stronger dose of Penicillin than standard Fish Pen, making it more effective for severe infections or larger fish.

Manufactured by Thomas Labs, this trusted fish antibiotic is an essential part of any aquarist’s emergency care kit.

Common Fish Diseases Treated with Fish Pen Forte

🔹 Severe Fin Rot
🔹 Advanced Tail Rot
🔹 Deep Skin Ulcers & Bacterial Infections
🔹 Gill Disease & Mouth Rot
🔹 Gram-Positive Bacterial Infections

If previous antibiotics like Fish Mox (Amoxicillin) or Fish Flex (Cephalexin) haven’t worked, Fish Pen Forte provides a stronger, more targeted solution.

Why Choose Fish Pen Forte (Penicillin) from Thomas Labs?

✅ Higher Potency - 500mg per Tablet
✅ Targets Gram-Positive Bacteria for Effective Treatment
✅ Safe for Freshwater & Saltwater Fish
✅ Trusted Manufacturer - Thomas Labs
✅ Fast Shipping & Reliable Quality

Instructions for Use

Dosage Guidelines

✔ Add 1 tablet (500mg) per 20 gallons of water.
✔ Repeat every 24 hours for 5–10 days, depending on the severity of the infection.

Treatment Process

⚠ Remove Activated Carbon Filters before starting treatment.
⚠ Perform 25-50% water changes before each new dose.
⚠ Continue the full course of treatment, even if symptoms improve.

For best results, use in a quarantine tank to protect your aquarium’s biological filtration.

Important Considerations

⚠ Ensure Accurate Diagnosis - Fish Pen Forte only treats bacterial infections. It is not effective against viral, fungal, or parasitic infections.
⚠ Monitor Water Parameters - Like all antibiotics, Penicillin can impact beneficial bacteria in your aquarium.
⚠ Consult an Aquatic Veterinarian before use if you're unsure of the correct treatment.

Related Products

• Fish Pen (Penicillin) 500mg – 60 Tablets
• Fish Mox (Amoxicillin) 500mg – 100 Capsules
• Fish Flex (Cephalexin) 500mg – 100 Capsules
• Fish Zole (Metronidazole) 500mg – 60 Tablets
• Fish Sulfa Forte (Sulfamethoxazole/Trimethoprim) – 100 Tablets

Tags

fish antibiotics, penicillin, Thomas Labs, fish infections, antibiotics for aquarium fish, bacterial infection treatments, fish pen forte, fin rot treatment.