- Tabloid
- Taclonex
- Tacrine
- Tactinal
- Tafinlar
- Tagamet
- Tagrisso
- Talwin
- Talwin NX
- Tambocor
- Tamiflu
- Tanzeum
- Tapazole
- Tarceva
- Targiniq ER
- Targretin
- Tarka
- Tasigna
- Tasmar
- Tavist
- TE Anatoxal Berna
- Tecfidera
- Technescan HDP
- Technescan Mag3
- Technivie
- Teflaro
- Tekamlo
- Tekturna
- Tekturna HCT
- Temodar
- Tenex
- Tenormin
- Tenuate
- Terazol 3
- Terbinex
- Teslac
- Teslascan
- Tessalon Perles
- Teveten
- Teveten HCT
- Thalitone
- Thallous Chloride Tl 201
- Thalomid
- Theophylline and Guaifenesin
- Thiamilate
- Thiola
- Thioplex
- Thorazine
- Thymoglobulin
- Thyrel TRH
- Thyrogen
- Ticlid
- Tigan
- Timentin
- Timolide
- Timoptic
- Tindamax
- Tnkase
- Tobi Podhaler
- Tobradex
- Tofranil
- Tol-Tab
- Tolectin 600
- Tolinase
- Tonocard
- Topicort
- Toprol XL
- Toradol
- Torecan
- Torisel
- Totect
- Tracleer
- Tradjenta
- Tramadol
- Transderm Scop
- Trazodone
- Trelstar
- Tresiba
- Trexall
- Treximet
- Tri-Luma
- Triaminic Night Time Cold & Cough
- Tribenzor
- Triferic
- Trileptal
- Trintellix
- Triostat
- Trioxsalen
- Triple Antibiotic
- Triumeq
- Trizivir
- Trulicity
- Trusopt Ocumeter
- Truvada
- Tudorza Pressair
- Tuzistra XR
- Twinrix
- Twynsta
- Tybost
- Tygacil
- Tykerb
- Typhim Vi
- Typhoid Vaccine
- Tysabri
- Tyvaso
- Tyzeka