Why This Matters to a Buyer
Regulation of drug residues in imported seafood in the United States has moved to a zero tolerance policy. Once any banned or unapproved drug is detected, regardless of the amount, the consequences range from product rejection to placement on the FDA Import Alert list, which can suspend an exporter's clearance privileges and damage both reputation and order stability.
What an Import Alert Is
An Import Alert is an official FDA action issued when a product, company or country is found to violate United States regulations. It can cover drug residues, fraudulent labelling or sanitary issues. Once a product is flagged it is automatically detained during customs processing without physical examination, and the company must provide proof of compliance through third party testing and corrective action to clear the alert.
Explicitly Banned Substances
Chloramphenicol is fully prohibited as a potential carcinogen under Import Alert 16-124. Nitrofurans including furazolidone and nitrofurazone are fully prohibited as potential carcinogens under Import Alert 16-129 and 21 CFR 530.41(a)(4). Fluoroquinolones are prohibited in food animals because of antimicrobial resistance risk under Import Alert 16-131. Malachite green and gentian violet are potential carcinogens with zero tolerance detection limits under Import Alert 16-131.
How We Manage the Risk
Our own farms are registered with China Customs and we review feed records and medication logs before fish enter the line. Routine testing includes microbiological analysis and veterinary drug residue testing, and third party inspection such as SGS can be arranged before shipment.
What to Ask Any Supplier
Ask for the residue testing protocol, ask whether the farms are registered and traceable, and ask for pre-shipment inspection reports. A supplier that cannot answer those three questions is carrying your Import Alert risk on your behalf.



