The only FDA registered and inspected fish antibiotic facility offering USP certified quality antibiotics. Quality you can trust.

For over 40 years, Thomas Labs has been the leader in supplying of USP grade fish antibiotics for the pet health products market. Only Thomas Labs can offer;

• Convenient dosing forms and strengths

• The widest available selection of Fish Antibiotics to fit your needs

• Quality and safety that only comes from USP grade antibiotics

• Inspection and packaging in an FDA inspected facility in the USA