| Cuff, Nerve | Federal registry | 1 |
| Culture Media, Antimicrobial Susceptibility Test, Excluding Mueller Hinton Agar | Federal registry | 1 |
| Culture Media, Antimicrobial Susceptibility Test, Mueller Hinton Agar/Broth | Federal registry | 1 |
| Culture Media, For Isolation Of Pathogenic Neisseria | Federal registry | 1 |
| Culture Media, Multiple Biochemical Test | Federal registry | 1 |
| Culture Media, Selective Broth | Federal registry | 1 |
| Culture Media, Single Biochemical Test | Federal registry | 1 |
| Cup, Menstrual | Federal registry | 1 |
| Curette, Nasal | Federal registry | 1 |
| custom formulations | Company website | 1 |
| CUSTOM PRODUCTS | Company website | 1 |
| Cytocentrifuge | Federal registry | 1 |
| Cytochrome P450 2c9 (Cyp450 2c9) Drug Metabolizing Enzyme Genotyping System | Federal registry | 1 |
| Cytokeratins | Federal registry | 1 |
| Cytomegalovirus (Cmv) Dna Quantitative Assay | Federal registry | 1 |
| Dengue Nucleic Acid Amplification Assay (Naat) | Federal registry | 1 |
| Dengue Serological Reagents | Federal registry | 1 |
| Dengue Virus Antigen Assay | Federal registry | 1 |
| Device, Hematocrit Measuring | Federal registry | 1 |
| Device, Inflation, Middle Ear | Federal registry | 1 |
| Device, Neurovascular Embolization | Federal registry | 1 |
| Device, Parasite Concentration | Federal registry | 1 |
| Device To Detect And Measure Procalcitonin (Pct) In Human Clinical Specimens | Federal registry | 1 |
| Device To Detect Microbial Colonization Directly From Clinical Specimens. | Federal registry | 1 |
| Device, Vascular, For Promoting Embolization | Federal registry | 1 |
| Diagnostic Software, K-Nearest Neighbor Algorithm, Autoimmune Disease | Federal registry | 1 |
| Diazo (Colorimetric), Nitrite (Urinary, Non-Quant) | Federal registry | 1 |
| Diazonium Colorimetry, Urobilinogen (Urinary, Non-Quant.) | Federal registry | 1 |
| Dilator, Nasal | Federal registry | 1 |
| Disinfectant, Medical Devices | Federal registry | 1 |
| Dispenser, Liquid Medication | Federal registry | 1 |
| Distilled spirits | Federal registry | 1 |
| Dna-Based Test For Minimal Residual Disease For Hematologic Malignancies | Federal registry | 1 |
| Dna Probe, Nucleic Acid Amplification, Chlamydia | Federal registry | 1 |
| Dna-Reagents, Neisseria | Federal registry | 1 |
| Dna Specimen Collection, Saliva | Federal registry | 1 |
| Douche Apparatus, Vaginal, Therapeutic | Federal registry | 1 |
| Dressing, Wound, Hydrogel Without Drug And/Or Biologic | Federal registry | 1 |
| Droplet Digital Pcr System | Federal registry | 1 |
| Drug-Eluting Percutaneous Transluminal Coronary Angioplasty Catheter | Federal registry | 1 |
| Drug-Eluting Peripheral Transluminal Angioplasty Catheter | Federal registry | 1 |
| Drug Metabolizing Enzyme Genotyping Systems | Federal registry | 1 |
| Dye-Indicator, Ph (Urinary, Non-Quantitative) | Federal registry | 1 |
| Ear Irrigation Kit | Federal registry | 1 |
| Electrode Measurement, Blood-Gases (Pco2, Po2) And Blood Ph | Federal registry | 1 |
| Electrosurgical, Cutting & Coagulation & Accessories | Federal registry | 1 |
| Elisa, Antibody, West Nile Virus | Federal registry | 1 |
| Enzyme Immunoassay, Antiparietal Cell Antibody, Antigen, Control | Federal registry | 1 |
| Enzyme Immunoassay, Cocaine | Federal registry | 1 |
| Enzyme Immunoassay, Cortisol, Salivary | Federal registry | 1 |