| Abbreviation | Definition |
|---|---|
| TDD | Telecommunications Device for the Deaf |
| TDDB(CDRH) | Television Design and Development Branch (CDRH) |
| TDDS | Transdermal Drug Delivery System |
| TDI | tolerable daily intake |
| TDS | Total Diet Study |
| TE | Therapeutic Equivalence |
| TEACA | Trolox-Equivalent Antioxidant Capacity Assay |
| TEAE | Treatment-Emergent Adverse Event |
| TEB | Therapeutics Evaluation Branch |
| TEB(CBER) | Therapeutics Evaluation Branch (CBER) |
| TEDS | Treatment Episode Data Set |
| TELECON | TELEphone CONferencing |
| TEP | therapeutic exchange plasmapheresis |
| TEPRSSC | Technical Electronic Product Radiation Safety Standards Committee |
| TERMIS | Tissue Engineering and Regenerative Medicine International Society |
| TESS | Toxic Exposure Surveillance System |
| TESS | Treatment Emergent Signs and Symptoms |
| TFM | Tentative Final Monograph |
| TFRB | Therapeutic Facilities Review Branch |
| TFRB(CDER) | Therapeutic Facilities Review Branch (CDER) |