Aquarium Medications, Treatments And How They Work

This article (which will continue to grow withDO NOT USE ON FISH THAT ARE CHEMICALLY
information) is informational about different aquariumSENSITIVE such as: Silver Dollars, Rays, Bala Sharks,
(and pond) treatments. I give the gram negative orArowanas, Tinfoil Barbs, Hemiodus, Piranha, Most
gram positive applications where they apply. ManySilver Scaled Fish, Marine sharks, Lion Fish.
aquarium antibiotics and chemical treatments areSee methylene blue if Dylox treatment is not
explained.available or viable
When you have fish that are sick (bacterial, fungal,USE: Trichlorfon is useful for treatment of: Hydra,
protozoan, or other parasites), you want to try andLernia (Anchor Worms), Parasitic Copepods,
isolate them in a hospital aquarium whenever possible.Monodigenetic and Digenetic Flukes, Fish Lice
Regular water changes before each treatment allow(Argulus), Leeches
for a more effective treatment, especially whenCLOUT contains Trichlorfon (Dimethyl
treated in the display aquarium.(2,2,2,Trichloro-1-Hydroxyethyl) Phosphonate), as well
Sponge filters work well in hospital aquariums.as; 4-[P-(dimethylamino)-O-phenylbenzylidene]-2,
Remember to remove carbon, as carbon will remove5-cyclohexadien-1-xylidene dimethylammonium
many medications.chloride, 1,2,dimethyl-5-nitroimidazole
Also not that silicone in the aquarium will absorbDOSAGE: There is no recommended dosage (other
malachite green, methylene blue, and copper sulfate.than Freshwater fish acute toxicity= 1.6-180 ppm),
Most corals (crushed and otherwise), and ceramicrefer to manufacturers directions for all products
decorations will also absorb medications such ascontaining Trichlorfon.
malachite green, methylene blue, and copper sulfate.Treat again in 14 days to kill new hatchings of Anchor
Proper calcium levels are important, as calcium alsoworms.
helps in healing and stress, and without proper calciumISONIAZID 300 mg:
levels healing may be diffficult or impossible. TheUSE: Treatment for tuberculosis in susceptible fish
addition of antibiotics (such as Tetracycline) will lowersuch as Discus. Can be combined with kanamycin.
calcium absorbtion.DOSAGE: 1 tablet per 20 gallons, every other day for
TRIPLE SULFA (Sulfamerazine, Sulfamethazine,14- 30 days
Sulfathiazole):METHYLENE BLUE (Zinc Free) 2.303% :
TRIPLE SULFA (Sulfamerazine, Sulfamethazine,USE: Fungus on eggs, Ich, fungus and some bacteria.
Sulfathiazole):Effective in gill disease. Transports oxygen. Some
USE: Treatment of gram-negative bacterial infections,protozoa, sliminess of the skin and oodinium. Great
fin and tail rot, mouth fungus and collapsed fins,for use as a 30 minute dip at double dose.
columnaris. Also useful for damaged fins caused byVery effective when used as a dip for topical
fin nipping. An old standby that is still usefull and cantreatment of parasites, bacterial, and fungal
be used in combination with Malachite Green orinfections. When dylox is not available, this can a
Acriflavin (do not combine with copper sulfate)useful treatment for anchor worm (especially in
DOSAGE: 250 mg per 10 gallons every 24 hours withgoldfish); first carefully remove the anchor worm
a 25% water change before each treatment. Treatwith tweezers, then dip the affected fish in
for a minimum of 10 days.Methylene blue. When used with a UV sterilizer to kill
TETRACYCLINE HYDROCHLORIDE:the swimming stage of the female anchor worm (the
USE: Treatment of bacterial infections, bothfemale is the parasite), this can be an effective
gram-positive and gram-negative infections such astreatment. (Tank can also be treated with Malachite
fin and tail rot (split, ragged and deteriorating fin andgreen or malachite green combination during this time
or tail), Popeye (protruding eyes, may be cloudy orfor improved effectiveness).
hazy), gill disease (swollen, discolored gills, gasping forAlso useful as a dip for ammonia and nitrite poisoning.
air and a decrease in activity) and secondaryDOSAGE: 1 teaspoon of a 2.303% solution per 10
infections. It interferes with the production ofgallons every other day for 10 days with water
proteins that the bacteria need to multiply and dividechanges before each treatment. BEST USED IN A
(bacteriostatic). Tetracycline Hydrochloride mode ofHOSPITAL TANK. Methylene blue can destroy
action is as a protein synthesis inhibitor via annitrifying bacteria and plants in the display aquarium.
aminoacyl-tRNA binding mechanism to the 30SACRIFLAVIN 3.84% solution:
subunit. Mode of resistance is the loss of cell wallUSE: For treatment of bacterial infections such as
permeability. Note, Teracycline can lower red bloodmouth fungus, salt water Ich, fin and tail rot, fungus,
cell count, because of this I would not use withsaproglenia, skin parasites, oodinium (velvet), sliminess
injured fish.of skin.
DOSAGE: 250- 500 mg per 20 gallons of water. EveryDOSAGE: 1 teaspoon of a 3.84% solution per 10
24 hours with a 25% water change before eachgallons every other day for 10 days. Combines well
treatment. This product will not work in water with awith copper sulfate and malachite green.
ph above 7.5- NOT FOR MARINE USE!MALACHITE GREEN;
QUININE SUFATE:USE: For treatment and control of various external
USE: Resistant strains of Ich (especially on scale lessparasites of freshwater and marine fishes. When
fish). Protozoan, sliminess of the skin and Ramsused as directed the medication will control or
disease (whirling disease). Also good for resistantprevent the following common protozoan parasites:
strains of Hexamita when combined with*Ichthyophthinus (freshwater Ich) exhibited as fine
Metronidazole."salt like" white spots that usually first appear on the
DOSAGE : 250 mg per 10 gallons of water. Once afins.
day for 4-5 days. Do a 25% water change before*Costia (Ichthyobodo). Not to be confused with ich,
each treatment.is a parasite that can live dormant on healthy fish
OXYTETRACYCLINE HYDROCHLORIDE:(primarily their gills), then under certain conditions
USE: Gram-positive and gram-negative bacteria.(poor water conditions, stress, ECT), reproduce
Marine ulcer disease, cold water disease, bacterialrapidly. Symptoms of an outbreak include Heavy and
hemorrhagic septicemia and mouth fungus.labored "breathing" flashing and rubbing, skin
DOSAGE: 250- 500 mg teaspoon per 20 gallons everycloudiness caused by excess mucus.
24 hours with a 50% water change before each*Chilodonella, *Ambiphyra, *Cryptocaryon (marine
treatment. This antibiotic is best used mixed in withIch), *Epistylis, *Oodinium and Trichodina
food, especially if your ph is above 8.0..*Plistophora (best combined with formalin at 1/2
NITROFURAZONE:strength
USE: Bactericidal for many gram-positive andMalachite Green is also effective against common
gram-negative bacteria causing disease in fresh waterexternal fungal infections of fishes and eggs which
and marine fishes. This antibacterial is effective forinclude Achlya and Saprolegnia.
control of Aeromonas, Vibrio and related species.DOSAGE: 1 teaspoon of a 0.038% solution per 10
Nitrofurazone is particularly useful for control of minorgallons every other day for 10-14 days. Or 1 drop of
topical skin infections of marine fishes that have not.50% solution per gallon every other day for 10- 14
become systemic. Effective against marine ulcerdays. 25% water changes are recommended before
disease and protozoan. Also useful in treatingeach dose. Use half dose for scale-less and delicate
furunculosis found in Koi.fish such as Clown Loaches and Neon Tetras. Double
Serious adverse events related to nitrofurans aredose for marine aquariums.
very rare. Acquired resistance of bacteria toNote; malachite green is more toxic at higher ph. Can
nitrofurans during therapy has been rare and has notbe combined with Formalin or Acriflavin.
appeared on a significant scale in over 50 years ofFORMALIN (3% formaldehyde):
use. Do not use in the presence of invertebrates.USE: For treatment and control of the diseases
DOSAGE: 250- 500 mg per 20 gallons. Treat every 24caused by fungi, protozoan and monogenetic
hours with a 50% water change before eachtrematodes of freshwater and marine aquarium
treatment. Treat for 10 days.fishes. Formalin will control or help prevent diseases
NEOMYCIN SULFATE:of fishes caused by the following disease organisms:
USE: Gram-negative bacteria (Pseudomonas- RedIchthyophthirius (freshwater "ich"), Costia,
spots or streaks on body or fins of fish.) andChilodonella, Ambiphyra, Cryptocaryon (marine "ich"),
tuberculosis; gram-positive, and possiblyEpistylis, Oodinium, Amyloodinium, and Trichodina.
mycobacterium. Works well in freshwater orDOSAGE: 1 teaspoon of a 3% solution per 10 gallons
saltwater aquariums.every other day for 10 days. Combines well with
DOSAGE: 250 mg per 10 gallons of water. Treatmalachite green.
every 24 hours with a 25% water change beforeCOPPER SULFATE:
each treatment. Treat for 10 days. For tuberculosis,USE: For treatment freshwater and marine ich,
use for up to 30 days.Oodinium, external parasites, fungus and even algae.
METRONIDAZOLE:Very effective when used properly and carefully.
USE: Hole in the head disease (hexamita), chilodonella,DOSAGE: Treat according to your solution to bring
salt water ich, bloat.your copper level to .15 -.20 ppm. Sequestered
DOSAGE: 250-500 mg per 20 gallons. Treat every 24Copper (often called chelated, but that is incorrect,
hours with a 25% water change before eachchelated means inactivated) sulfate works best (citric
treatment. Treat for 10 days.acid help achieve this). Soluble copper salts work well
KANAMYCIN SULFATE;in freshwater only. Do use with snails and other
USE: It is used to treat many sensitive gram-negativeinvertebrates, do not use in reef aquariums, and
and some gram-positive bacteria. Works especiallynote; when uses as an algaecide, the copper is
well in salt water aquariums. Works well combinedabsorbed by the algae then released when it dies.
with Nitrofurazone for flexibacter (columnaris)Removal of sequestered copper can be difficult, only
(Symptoms: Fuzzy, thin, white coating on the bodyEDTA (Ethylene Diamine Tetra Acidic Acid) and
and fins. Looks like a fungus). Also useful forwater changes remove it, NOT carbon.
Pseudomonas-Open red sores or ulcerations, fin andORGANIC MEDICATIONS:
tail damage,fins and tail are eaten away, in severeThere are three organic or "homeopathic" treatments
cases, down to the body (can be combined withthat I have used;
Neomycin for this). Kanamycin can be effective forPIMENTA EXTRACT (PIMAFIX);
whirling disease and dropsey.USE: Pimenta extract is effective for a broad range
Kanamycin sulfate appears to prevent bacteria fromof bacterial and fungal diseases that typically afflict
making their cell walls, so the cells die.fish and other aquatic animals. Fish diseases that may
DOSAGE: 250-500 mg per 20 gallons. Treat every 48be treated in accordance with this include bacterial
hours with a 25% water change before eachfish diseases, such as fin and tail rot, mouth fungus
treatment. Treat for 10 days.(often caused by the bacterium Flavobacterium
ERYTHROMYCIN:columnaris); fungal fish diseases (such as those
USE: Fin and tail rot, kidney disease, pop eye. Mostcaused by microorganisms of the genera Saprolegnia
gram-positive and some gram negative bacteria andand Achyle) and the like.
fungus. Black Molly disease.DOSAGE: Refer to Pimafix instructions
DOSAGE: 250- 500 mg per 20 gallons every 24 hoursUSNEA LICHEN;
with a 25% water change before each treatment.USE; Usnea is a lichen of the family Parmeliaceae that
Treat for 10 days.grows in damp temperate woodlands.
TRICHLORFON (Dylox)I have found it effective for bacterial, fungal and
Dimethyl (2,2,2,Trichloro-1-Hydroxyethyl)even parasites such ich. This lichen is boiled like a tea
Phosphonate:then added to the aquarium.
Trichlorfon is an Organophosphate and degradesDOSAGE: None established yet. I boil one small sprig
rapidly (approximately 99% of applied degraded in 2and add this to every 10-20 gallons of water every
hours) in alkaline pond water (pH 8.5) at roomday until cure is effective +2 days
temperature. but remains stable in the same pondMELALUCA TEA (MELAFIX):
water held under acidic (pH 5.0) conditions for 2USE: Repairs damaged fins, ulcers, and open wounds.
hours.Promotes re growth of damaged tissue and fins.
Trichlorfon is very highly toxic to invertebrates.