Medical Abbreviations and Acronyms

1. ONP (CDER)
   Office of Nonprescription Products (CDER)
2. ONPLDS (CFSAN)
   Office of Nutritional Products, Labeling and Dietary Supplements (CFSAN)
3. OO (CFSAN)
   Office of Operations (CFSAN)
4. OODP (CDER)
   Office of Oncology Drug Products (CDER)
5. OP (OC)
   Office of Policy (Office of the Commissioner)
6. OP 1 (OC)
   Operations Team 1 (OC)
7. OP 2
   Operations Team 2
8. OP 2 (OC)
   Operations Team 2 (OC)
9. OP 3
   Operations Team 3
10. OP 3 (OC)
    Operations Team 3 (OC)
11. OP 4
    Operations Team 4
12. OP 4 (OC)
    Operations Team 4 (OC)
13. OPA (OC)
    Office of Public Affairs (OC)
14. OPB (ORA)
    Operations and Policy Branch (Office of Regulatory Affairs)
15. OPD (OC)
    Office of Orphan Products Development (OC)
16. OPDFB (CFSAN)
    Office of Plants, Dairy Foods and Beverages (CFSAN)
17. OPFIT (NCTR)
    Office of Planning, Finance and Information Technology (NCTR)
18. OPL (OC)
    Office of Planning (OC)
19. OPMAD (CDRH)
    Orthopedic Physical Medicine and Anesthesiology Devices Branch (CDRH)
20. OPPL (OC)
    Office of Policy, Planning and Legislation (OC)

Last updated: May 2, 2025 — Total entries: 207,332