- Tagamet
- Tambocor
- Tamoxifen
- Tamsulosin
- Tapazole
- Tegretol
- Tenoretic
- Tenormin
- Teolong
- Tequin
- Terazosin
- Terbinafine
- Tessalon
- Tetracycline
- Theo-Dur
- Theophylline
- Tiazac
- Timoptic
- Tobradex
- Topamax
- Toprol
- Topsyn
- Tramadol
- Travatan
- Trental
- Triamterene
- Triderm
- Trileptal
- Trivora
- Trusopt
