Drug Interactions Directory

180 drugs starting with T.

2,618Drugs
67,117Interactions
53,805Serious (major+)
PharmacistReviewed
1Look up a drugSearch by generic or brand name, or browse A-Z.
2Scan the severityInteractions are grouped and color-coded by how much they matter.
3Read the write-upPlain-English and clinical explanations, with cited evidence.

Sources: FDA prescribing information (Structured Product Labeling), the published literature cited in each entry, DDInter 2.0 (a major open-access drug-interaction database), and legacy DrugBank interaction data distributed by the NIH's RxNav service (decommissioned in 2024) — analyzed and reviewed by our pharmacist team. How we build this library →

T
Tacrine 8 Tacrolimus 157 Tadalafil 13 Tafamidis 4 Tafenoquine 3 Tafluprost 1 Talazoparib 14 Taletrectinib 80 Talinolol 9 Tamarind 4 Tamoxifen 89 Tamsulosin 21 Tan-Shen 22 Tapentadol 45 Tasimelteon 1 Tasonermin 4 Taurursodiol 31 Tazemetostat 110 Tazobactam 17 Tea 1 Tebipenem Pivoxil 2 Tecovirimat 12 Tedisamil 19 Tedizolid Phosphate 25 Teduglutide 4 Tegafur 47 Teicoplanin 11 Telaprevir 142 Telavancin 55 Telbivudine 1 Telisotuzumab Vedotin-Tllv 1 Telithromycin 146 Telmisartan 53 Telotristat Ethyl 31 Temazepam 27 Temocapril 2 Temocillin 15 Temsirolimus 20 Tenapanor 1 Tenecteplase 23 Tenofovir 1 Tenofovir Alafenamide 67 Tenofovir Disoproxil Fumarate 31 Tenoxicam 96 Tepotinib 13 Terazosin 16 Terbinafine 22 Terbutaline 12 Terbutaline Sulfate 1 Terfenadine 69 Teriflunomide 31 Teriparatide 1 Terodiline 10 Tertatolol 9 Testosterone 51 Testosterone Cypionate 1 Testosterone Enanthate 1 Testosterone Undecanoate 1 Tetanus Toxoid 12 Tetrabenazine 58 Tetracycline 27 Tetrahydrozoline 2 Tetrahydrozoline Hydrochloride 1 Tetrazepam 7 Tezacaftor 15 Thalidomide 8 Theophylline 46 Thiabendazole 1 Thiamine 5 Thiethylperazine 26 Thimerosal 1 Thioctic Acid 20 Thioguanine 3 Thiopental 32 Thiopropazate 21 Thioproperazine 5 Thioridazine 117 Thiotepa 8 Thiothixene 15 Thonzylamine 1 Thyroglobulin 1 Tiagabine 3 Tiagabine Hydrochloride 2 Tianeptine 47 Tiapride 2 Tiaprofenic Acid 91 Tibolone 12 Ticagrelor 90 Ticarcillin 13 Tick-Borne Encephalitis Vaccine 2 Ticlopidine 61 Ticrynafen 3 Tigecycline 26 Tildrakizumab 3 Tilidine 27 Tiludronate 2 Timiperone 2 Timolol 60 Tinidazole 10 Tinzaparin 52 Tiotropium 19 Tipranavir 62 Tirofiban 52 Tirzepatide 13 Tivozanib 2 Tizanidine 59 Tobacco 1 Tobramycin 20 Tocainide 1 Tocilizumab 39 Tofacitinib 9 Tolazamide 58 Tolazoline 4 Tolbutamide 68 Tolcapone 7 Tolfenamic Acid 91 Tolmetin 91 Tolonium Chloride 19 Toloxatone 4 Tolperisone 1