| Abbreviation | Definition |
|---|---|
| LPB(OC) | Leasing and Policy Branch (OC) |
| LPD(CBER) | Laboratory of Plasma Derivatives (CBER) |
| LPET(CFSAN) | Laboratory Proficiency and Evaluation Team (CFSAN) |
| LPRVD(CBER) | Laboratory of Pediatric and Respiratory Viral Diseases (CBER) |
| LPT | Liaison and Policy Team |
| LPT(CFSAN) | Liaison and Policy Team (CFSAN) |
| LR(CBER) | Laboratory of Retroviruses (CBER) |
| LR1 | Low-value non-prescription Radiation-emitting products, level 1 (less than $200) |
| LR2 | Low-value non-prescription Radiation-emitting products, level 2 (between $200 and $1000) |
| LRA | Local Registration Authority |
| LRB | Labeling Review Branch |
| LRB(CDER) | Labeling Review Branch (CDER) |
| LRC | Lipid Research Clinic |
| LRI | Lower Respiratory Infection |
| LRIS | Lot Release Imaging System |
| LRIT(CFSAN) | Labeling Regulations Implementation Team (CFSAN) |
| LRN | Laboratory Response Network |
| LRP | Low Regulatory Priority |
| LRPDB(CDRH) | Labeling Research and Policy Development Branch (CDRH) |
| LRS | Lot Release System |