CDC category B agents | Brucellosis (Brucella species) |
| Epsilon toxin of Clostridiumperfringens |
| Food safety threats (Salmonella species, E coli 0157:h7, Shigella) |
| Glanders and melioidosis (Bukholderia mallei and pseudomallei) |
| Psittacosis (Chlamydia psittaci) |
| Q fever (Coxiella burnetii) |
| Ricin toxin from the castor bean |
| Staphylococcal enterotoxin B |
| Typhus fever (Rickettsia prowazekii) |
| Viral encephalitis (alphaviruses, eastern equine encephalitis, western equine encephalitis) |
| Water safety threats (Vibrio cholerae, Cryptosporidium parvum) |
CDC category C agents | Nipah virus |
| Hantavirus |