Active substances
2,443 active substances of the UK medicines whose patient leaflet or SPC is on this site, from A to Z – with the number of medicines containing the substance alone or in a combination with other substances.
- Temsirolimus 1 medicine: 1 alone
- Tenecteplase 3 medicines: 3 alone
- Tenofovir alafenamide 18 medicines: 1 alone · 17 in combination
- Tenofovir disoproxil 51 medicines: 22 alone · 29 in combination
- Tenoxicam 2 medicines: 2 alone
- Teplizumab 1 medicine: 1 alone
- Tepotinib 1 medicine: 1 alone
- Tepoxalin 1 medicine: 1 alone
- Teprotumumab 1 medicine: 1 alone
- Terazosin 3 medicines: 3 alone
- Terbinafine 17 medicines: 17 alone
- Terbutaline 11 medicines: 11 alone
- Teriflunomide 9 medicines: 9 alone
- Teriparatide 14 medicines: 14 alone
- Terlipressin 9 medicines: 9 alone
- Terpineol 2 medicines: 2 in combination
- Testosterone 13 medicines: 13 alone
- Testosterone enantate 2 medicines: 2 alone
- Testosterone undecanoate 9 medicines: 9 alone
- Tetanus toxoid 4 medicines: 4 alone
- Tetrabenazine 5 medicines: 5 alone
- Tetracaine 7 medicines: 4 alone · 3 in combination
- Tetracosactide 3 medicines: 3 alone
- Tetracycline 5 medicines: 5 alone
- Tetracycline hydrochloride 2 medicines: 2 in combination
- Tetrofosmin 1 medicine: 1 alone
- Tezacaftor 8 medicines: 8 in combination
- Tezepelumab 2 medicines: 2 alone
- Thalidomide 4 medicines: 4 alone
- Theophylline 7 medicines: 7 alone
- Thiamine 12 medicines: 8 alone · 4 in combination
- Thiamine hydrochloride 18 medicines: 2 alone · 16 in combination
- Thiamine nitrate 2 medicines: 2 in combination
- Thiopental 2 medicines: 2 alone
- Thiotepa 14 medicines: 14 alone
- Thrombin 1 medicine: 1 in combination
- Thurfyl salicylate 1 medicine: 1 in combination
- Thyme 2 medicines: 1 alone · 1 in combination
- Thyme oil 1 medicine: 1 in combination
- Thyrotropin alfa 1 medicine: 1 alone
- Tiagabine 3 medicines: 3 alone
- Tiaprofenic acid 1 medicine: 1 alone
- Tibolone 3 medicines: 3 alone
- Ticagrelor 17 medicines: 17 alone
- Ticarcillin 1 medicine: 1 in combination
- Tick-borne encephalitis vaccine 1 medicine: 1 alone
- Tigecycline 6 medicines: 6 alone
- Tigilanol tiglate 1 medicine: 1 alone
- Tildipirosin 1 medicine: 1 alone
- Tildrakizumab 4 medicines: 4 alone
- Tilmanocept 2 medicines: 2 alone
- Timolol 72 medicines: 20 alone · 52 in combination
- Tinzaparin 5 medicines: 5 alone
- Tioconazole 3 medicines: 3 alone
- Tioguanine 1 medicine: 1 alone
- Tiotropium 17 medicines: 15 alone · 2 in combination
- Tipiracil 3 medicines: 3 in combination
- Tipranavir 1 medicine: 1 alone
- Tirbanibulin 1 medicine: 1 alone
- Tirofiban 3 medicines: 3 alone
- Tirzepatide 4 medicines: 4 alone
- Tisagenlecleucel 1 medicine: 1 alone
- Tisotumab vedotin 1 medicine: 1 alone
- Titanium dioxide 1 medicine: 1 in combination
- Titanium peroxide 1 medicine: 1 in combination
- Titanium salicylate 1 medicine: 1 in combination
- Tivozanib 2 medicines: 2 alone
- Tizanidine 7 medicines: 7 alone
- Tobramycin 13 medicines: 11 alone · 2 in combination
- Toceranib 1 medicine: 1 alone
- Tocilizumab 10 medicines: 10 alone
- Tocofersolan 2 medicines: 2 alone
- Tocopheryl acetate 1 medicine: 1 in combination
- Tofacitinib 6 medicines: 6 alone
- Tolbutamide 3 medicines: 3 alone
- Tolcapone 1 medicine: 1 alone
- Tolnaftate 3 medicines: 3 alone
- Tolterodine 29 medicines: 29 alone
- toltrazuril, iron (III) ion 1 medicine: 1 alone
- Tolvaptan 33 medicines: 33 alone
- Topiramate 67 medicines: 67 alone
- Topotecan 13 medicines: 13 alone
- Torasemide 9 medicines: 9 alone
- Toremifene 2 medicines: 2 alone
- Toripalimab 1 medicine: 1 alone
- Trabectedin 5 medicines: 5 alone
- Tralokinumab 2 medicines: 2 alone
- Tramadol 91 medicines: 80 alone · 11 in combination
- Trametinib 3 medicines: 3 alone
- Trandolapril 4 medicines: 4 alone
- Tranexamic acid 14 medicines: 14 alone
- Tranylcypromine 4 medicines: 4 alone
- Trastuzumab 19 medicines: 17 alone · 2 in combination
- Trastuzumab deruxtecan 1 medicine: 1 alone
- Trastuzumab emtansine 2 medicines: 2 alone
- Travoprost 17 medicines: 12 alone · 5 in combination
- Trazodone 20 medicines: 20 alone
- Tree pollen 1 medicine: 1 alone
- Tremelimumab 1 medicine: 1 alone
- Treosulfan 5 medicines: 5 alone
Sources: the MHRA product information, the European Medicines Agency and the NHS Dictionary of Medicines and Devices (dm+d), NHS Business Services Authority.