Fish doxycycline 100mg
Fish Doxycycline 100mg is a broad-spectrum antibiotic used to treat bacterial infections in ornamental fish. It is effective against conditions such as fin rot, gill disease, and internal infections caused by gram-positive and gram-negative bacteria.
| PACK SIZE | PRICE | QTY | ADD TO CART | |
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| 1 30 Tablet/s | ($49/30 Tablet/s) |
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| 3 90 Tablet/s | ($49.67/ 90 Tablet/s) |
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| 6 180 Tablet/s | ($49.83/180 Tablet/s) |
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| SKU : | Status : In Stock | Coupon Code : FREE10 |
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Created at : 08-04-2025 Author : Aston Carter |
Updated at : 08-04-2025 Medically Reviewd By : Dr. Peter Hales |
Fish Doxycycline 100mg is a high-quality, broad-spectrum antibiotic formulated to treat a wide range of bacterial infections in ornamental fish. Doxycycline belongs to the tetracycline class of antibiotics and is known for its effectiveness against both gram-positive and gram-negative bacteria. Ideal for use in freshwater and saltwater aquariums, this medication helps restore fish health by targeting internal and external infections quickly and efficiently.
Common Conditions Treated:
Fin and tail rot
Gill infections
Dropsy (fluid retention and bloating)
Mouth fungus (Columnaris)
Septicemia (blood poisoning)
Ulcerative conditions
Swim bladder infections
How It Works:
Doxycycline inhibits bacterial protein synthesis, preventing the growth and spread of infection. It is absorbed into the fish’s system, making it effective for systemic infections that cannot be treated with topical medications alone.
Product Features:
Contains 100mg of Doxycycline Hyclate per tablet
Effective against a wide variety of harmful aquatic bacteria
Systemic treatment – works internally
Suitable for both freshwater and marine fish
Easy-to-use dissolvable tablets
Directions for Use:
Add 1 tablet (100mg) per 5 gallons of aquarium water
Dissolve tablet directly into tank or quarantine system
Treat once daily for 5–7 days
Perform 25% water changes daily during treatment
Remove activated carbon and chemical filtration during use
Important Notes:
For aquarium use only – not for human consumption
Not for use on fish intended for human consumption
Store in a cool, dry place, away from light and moisture
Keep out of reach of children and pets
Monitor fish for any signs of distress during treatment
Why Choose Fish Doxycycline 100mg?
When bacterial infections threaten the health of your aquarium, Fish Doxycycline 100mg offers a powerful solution. Trusted by hobbyists and professionals alike, it delivers broad-spectrum treatment with fast-acting relief. From fin rot to internal infections, Doxycycline helps protect your fish and preserve the balance of your aquatic environment.
0 Reviews For Fish doxycycline 100mg
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| Delivery Time | 7 - 14 Days |
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1. What is Fish Doxycycline?
Fish Doxycycline 100mg is a broad-spectrum tetracycline antibiotic used to treat a variety of bacterial infections in freshwater and saltwater aquarium fish.
2. What types of infections does it treat?
It is commonly used for: Fin rot Tail rot Pop-eye (exophthalmia) Gill disease Ulcerations and body sores Internal bacterial infections (including some swim bladder disorders)
3. How is Fish Doxycycline administered?
It can be: Added to the aquarium water (most common method) Mixed with food for internal infections, though this requires more care
4. What is the recommended dosage?
A common dosage is: One 100mg tablet per 10 gallons of water, once every 24 hours. Repeat for 5–10 days, with a partial water change (25–30%) before each dose. Always follow the label directions or consult an aquatic vet for specific guidance.
5. Can I crush the tablets?
Yes, crushing the tablet helps it dissolve better in water, especially in smaller aquariums.
6. Do I need to remove the filter media during treatment?
Yes, remove activated carbon and other chemical filtration during treatment, as it can absorb the medication and make it ineffective.
7. Is Fish Doxycycline safe for all fish?
Generally, yes — but: Some sensitive species (like loaches or scaleless fish) may react more strongly. Invertebrates (shrimp, snails) may also be affected, so use caution in mixed tanks.
8. Will it harm beneficial bacteria in the tank?
It can disrupt biological filtration, though it’s considered less harsh than some other antibiotics. For safety, use it in a hospital or quarantine tank if possible.
9. Can Fish Doxycycline be used with other medications?
It is not typically mixed with other antibiotics unless under professional advice. Avoid combining with other tetracyclines or drugs that affect kidney or liver function in fish.
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