| Abbreviation | Definition |
|---|---|
| PDA | Prescription Drug Advertising |
| PDB(CDER) | Prescription Drugs Branch (Center for Drug Evaluation and Research) |
| PDCA | Plan-Do-Check-Act |
| PDCS | Policy Development and Coordination Staff |
| PDCS(OC) | Policy Development and Coordination Staff (OC) |
| PDE-4 | PhosphoDiEsterase-4 |
| Portable Document Format | |
| PDI | Post-Donation Information |
| PDLB | Pacing, Defibrillator, and Leads Branch |
| PDLB(CDRH) | Pacing, Defibrillator and Leads Branch (CDRH) |
| PDMA | Prescription Drug Marketing Act of 1988 |
| PDMP | Prescription Drug Monitoring Program |
| PDP | Principal Display Panel |
| PDP | Product Development Protocol |
| PDQ | Physician Data Query |
| PDR | Physician's Desk Reference |
| PDR | Product Defect Reporting |
| PDS | Permanent Duty Station |
| PDS | Project Development Staff |
| PDS(CDER) | Project Development Staff (CDER) |