Approved Drugs for Use in Aquaculture

Question 1

Florfenicol

(Aquaflor)

Answer 1

• VFD
• Catfish:
  
  • control of enteric septicemia associated with Edwardsiella ictaluri, control of columnaris disease associated with Flavobacterium columnare, 12-d withdrawal time
• Freshwater-reared salmonids:
  
  • control of furunculosis associated with Aeromonas salmonicida, control of coldwater disease associated with F. psychrophilium, 15-d withdrawal time

Question 2

Hydrogen Peroxide

(35%Perox-Aid)

Answer 2

• Freshwater-reared finfish eggs:
  
  • control of saprolegniasis, 0-d withdrawal time
• Freshwater-reared salmonids:
  
  • control of bacterial gill disease associated with Flavobacterium branchiophilum, 0-d withdrawal time
• Freshwater-reared coolwater finfish** and **channel catfish
  
  • control of external columnaris disease associated with F. columnare, 0-d withdrawal time

Question 3

Chorionic Gonadotropin

(Chorulon)

Answer 3

• male and female brood finfish
  
  • aid in improving spawing function
  • IM up to 3 doses, total dosage to not exceed 25,000 IU in fish intended for human consumption
  • 0-d withdrawal time

Question 4

Formalin

(Parasite-S, Formalin-F, Formacide-B)

Answer 4

• all finfish
  
  • control of external protozoa (Chilodonella, Costia, Episylis, Ichthyophthitius, Scyphidia, and Trichodina) and monogenetic trematodes (Cleidodiscus, Dactylogyrus, and Gyrodactylus)
  • Do not use on striped bass
  • Do not use if D.O. < 5 mg/L, Temp > 80F, or heavy phytoplankton bloom
• all finfish eggs
  
  • _​_control fungi of family Saprolegniaceae
• Penaeid shrimp
  
  • ​​control protozoan parasites (Bodo, Episyli, and Zoothamnium)
  • Do not use if D.O. < 5 mg/L, Temp > 80F, or heavy phytoplankton bloom

Question 5

Formalin

(Paracide-F)

Answer 5

• Salmon, trout, catfish, largemouth bass, and bluegill
  
  • control external protozoa (Chilodonella, Costia, Epistylis, Ichthyophthirius, Scyphidia, and Trichodina) and monogenetic trematodes (Cleidodiscus, Dactylogyrus, Gyrodactylus), 0-d withdrawal time
  • Do not use if water is > 80F, heavy phytoplankton bloom, or D.O. < 5 mg/L; do not use on striped bass
• Salmon, trout and esocid eggs
  
  • control fungi of the family Saprolegniaceae, 0-d withdrawal time

Question 6

Sulfadimethoxine & Ormetoprim

(Romet 30, Romet TC)

Answer 6

• Salmonids
  
  • control of furunculosis due to Aeromonas salmonicida, 42-d withdrawal time
• Catfish
  
  • control of enteric septicemia due to Edwardsiella ictaluri, 3-d withdrawal time

Question 7

Oxytetracycline Hydrochloride

(Oxytetracycline HCL Soluble Powder-343, Terramycin-343, Tetroxy Aquatic Soluble Powder)

Answer 7

• Finfish fry and fingerlings
  
  • mark skeletal tissues_​_

Question 8

Oxytetracycline dihydrate

(Terramycin 200 for Fish)

Answer 8

• Pacific salmon
  
  • ​mark skeletal tissue​, 7-d withdrawal time
• Salmonids
  
  • _​_control of ulcer disease (Hemophilus piscium), furunculosis (Aeromonas salmonicida), bacterial hemorrhagic septicemia (A. liquefaciens), and pseudomonas disease (Pseudomonas spp.), 21-d withdrawal time
• freshwater-reared salmonids
  
  • control of cold-water disease (F. columnare), 21-d withdrawal time
• all freshwater-reared *Oncorhynchus mykiss*
  
  • ​control of columnaris disease, 21-d withdrawal time
• catfish
  
  • control of bacterial hemorrhagic septicemia (A. liquefaciens) and pseudomonas disease (Pseudomonas spp.), 21-d withdrawal time
• lobster
  
  • control of gaffkemia (Aerococcus viridians), 30-d withdrawal time

Question 9

Tricaine Methanesulfonate

(Finquel, Tricaine-s)

Answer 9

• Fish** (of families Ictaluridae, Salmonidae, Esocidae and Percidae), **aquatic amphibians, and other aquatic poikilotherms
  
  • temporary immobilization
  • 21-d withdrawal time (fish)