The agency reports some 1,800 new cases of pet illnesses since the last warning in October.
The FDA says the majority of the jerky treats were from China with flavors that include chicken, duck and sweet potato.
In all, the agency reports a total of about 4,800 complaints and 1,000 dog deaths.
The FDA says it’s continuing its investigation to find out what exactly is causing the illnesses.
Click here for a list of ongoing recalls listed by The Humane Society of the United States.