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Medicines and therapeutics

4,601 articles

Tislelizumab

Tislelizumab, sold as Tevimbra, is a humanized monoclonal antibody that blocks the PD-1 receptor to treat advanced cancers, developed by BeiGene and first approved in China in 2019.

Tisopurine

Tisopurine (thiopurinol, Exuracid, NSC-1392), C5H4N4S, CAS 5334-23-6, ATC M04AA02, is the 4-thio analog of allopurinol, an approved antigout drug that lowers uric acid by interfering with early urate synthesis rather than xanthine oxidase inhibition.

Tisotumab vedotin

Tisotumab vedotin (Tivdak, tisotumab vedotin-tftv) is a tissue factor-directed antibody-drug conjugate with an MMAE payload, FDA-approved (accelerated 2021, full 2024) for recurrent or metastatic cervical cancer after chemotherapy; boxed warning for ocular toxicity.

Tissue Distribution

Tissue distribution (MeSH D014018): accumulation of a drug or chemical in body organs, expressed as tissue-to-plasma ratios; governed by perfusion, membrane permeability, protein binding, and barriers like the blood-brain barrier.

Tivanisiran

Tivanisiran (SYL1001) is Sylentis' naked 19-base siRNA eye drop silencing TRPV1 for dry eye pain; it failed Phase 3 HELIX and Sjögren primary endpoints and was not approved.

Tivantinib

Tivantinib (ARQ 197), an oral non-ATP-competitive MET inhibitor later shown to act as a cytotoxic microtubule-targeting agent, failed its METIV-HCC and JET-HCC phase III trials in MET-high hepatocellular carcinoma and was discontinued in 2017.

Tivozanib

Tivozanib (Fotivda) is an oral VEGFR-1/2/3 tyrosine kinase inhibitor by AVEO; FDA approved 2021 for relapsed/refractory advanced renal cell carcinoma after two or more prior systemic therapies, dosed 1.34 mg daily 21 on/7 off.

Tizanidine

Tizanidine (Zanaflex, Sirdalud) is a short-acting central alpha-2-adrenergic agonist muscle relaxant for spasticity; discovered by Sandoz, approved in Switzerland 1983 and the US in 1996, contraindicated with strong CYP1A2 inhibitors.

TL-001 (BYN-002)

TL-001, also known as BYN-002, is an extended half-life humanized monoclonal antibody against TL1A, developed by TrueLab Biopharmaceutical and in Phase 1 testing for inflammatory bowel disease.

TL-003

TL-003 (BYN-003) is an extended-half-life TL1A × IL-23p19 bispecific antibody from TrueLab Biopharmaceutical, licensed to Bionyra Pharma for up to $985 million, in Phase 1 testing in Australia for ulcerative colitis.

TLL-041 / BHV-8000 (TYK2/JAK1 inhibitor)

TLL-041/BHV-8000 is an oral, brain-penetrant, selective dual TYK2/JAK1 inhibitor discovered by Hangzhou Highlightll, licensed to Biohaven ex-China in 2023, now in a Phase 2/3 trial for early Parkinson's disease.

TNF inhibitor

TNF inhibitors (anti-TNF drugs, TNF blockers): five FDA-approved biologics (infliximab, adalimumab, etanercept, golimumab, certolizumab pegol) that neutralize TNF-α to treat rheumatoid arthritis, Crohn's disease, ulcerative colitis, psoriasis, and ankylosing spondylitis; first approved 1998.

Tobramycin

Tobramycin (3'-deoxykanamycin B, from Streptomyces tenebrarius) is an aminoglycoside antibiotic active against Pseudomonas aeruginosa, given by injection, inhalation for cystic fibrosis, and ophthalmic drops; dose-limited by ototoxicity and nephrotoxicity.

Tocainide

Tocainide (Tonocard) is an orally active class IB antiarrhythmic lidocaine analog, FDA-approved 1984 for ventricular arrhythmias, later discontinued in the US; also trialed for neuropathic pain.

Tocofersolan

Tocofersolan (tocophersolan, vitamin E TPGS) is a water-soluble d-alpha-tocopheryl polyethylene glycol 1000 succinate pro-drug. Marketed as Vedrop for pediatric cholestasis-related vitamin E deficiency; also an FDA-approved excipient and P-glycoprotein inhibitor used in drug delivery.

Tocolytic

Tocolytics (tocolytic drugs) are medications that slow uterine contractions to delay preterm birth about 48 hours, allowing corticosteroids, magnesium sulfate, or transfer; classes include nifedipine, atosiban, betamimetics, indomethacin.

TOFA-MTX-AA trial

TOFA-MTX-AA (NCT07406204) is a phase 4 open-label randomized trial at Hayat Abad Medical Complex, Peshawar, comparing oral tofacitinib 10 mg twice daily with methotrexate 0.2-0.4 mg/kg weekly for 12 weeks in 78 adults with severe alopecia areata.

Tofersen

Tofersen (Qalsody), a Biogen antisense oligonucleotide for SOD1-mutant ALS, degrades SOD1 mRNA via RNase H; FDA accelerated approval April 25, 2023 based on plasma NfL reduction despite a missed VALOR functional endpoint.

Tofogliflozin anhydrous

Tofogliflozin anhydrous is the anhydrous form of tofogliflozin, a highly selective SGLT2 inhibitor approved in Japan in 2014 for adults with type 2 diabetes, sold as DEBERZA and Apleway.

Tolazamide

Tolazamide (Tolinase) is a first-generation sulfonylurea oral drug for type 2 diabetes, FDA approved July 1966, about 5-6 times as potent as tolbutamide, no longer available in the United States.

Tolcapone

Tolcapone (Tasmar) is a first-generation oral COMT inhibitor used with levodopa/carbidopa for Parkinson's motor fluctuations; most effective in its class but second-line due to rare fatal hepatotoxicity requiring liver monitoring.

Tolebrutinib

Tolebrutinib (Cenrifki, PRN2246, SAR442168) is Sanofi's oral brain-penetrant covalent BTK inhibitor for multiple sclerosis; it slowed disability progression in non-relapsing SPMS (HERCULES) but was rejected by the FDA over liver injury, while gaining EU approval in 2026.

Tolnaftate

Tolnaftate (Tinactin) is a synthetic thiocarbamate topical antifungal, the first globally successful one, sold OTC as 1% creams and sprays for athlete's foot and ringworm; it inhibits fungal squalene epoxidase but does not treat hair, scalp, or nail infections.

Toloxatone

Toloxatone (Humoryl) is a reversible, selective MAO-A inhibitor (RIMA) oxazolidinone antidepressant launched in France in 1984; dosed 200 mg three times daily, with weak MAO-A inhibition, low tyramine potentiation, and fulminant hepatitis as a listed risk.

Tolperisone

Tolperisone (Mydocalm, Mydeton) is a centrally acting muscle relaxant synthesized in 1956 by Gedeon Richter, used for spasticity and painful muscle spasm; it blocks voltage-gated sodium and N-type calcium channels, and EU oral use is restricted to post-stroke spasticity in adults.

Tolrestat

Tolrestat (Alredase, AY-27,773), an aldose reductase inhibitor for diabetic neuropathy, approved 1988, showed modest nerve-function benefit in trials, and was withdrawn worldwide in 1996 after fatal hepatic necrosis.

Toludesvenlafaxine

Toludesvenlafaxine, also known as ansofaxine (LY03005), is a triple reuptake inhibitor antidepressant developed by Luye Pharma that inhibits serotonin, norepinephrine, and dopamine reuptake, approved in China for major depressive disorder.

Tonapofylline

Tonapofylline (BG-9928) is a xanthine adenosine A1 receptor antagonist developed by Biogen Idec for heart failure and kidney disease; trialed in TRIDENT-1 and POSEIDON but abandoned for lack of efficacy.

Tongluo Mingmu Capsules

Tongluo Mingmu Capsules (通络明目胶囊, formerly Qihuang Mingmu Capsules) is a class 1.1 innovative Chinese patent medicine by Yiling Pharmaceutical, NMPA-approved October 2023 for moderate non-proliferative diabetic retinopathy from type 2 diabetes with blood stasis and qi-yin deficiency patterns.

TOPAZ trial (NCT07734792)

TOPAZ (NCT07734792) is a phase 2/3 randomized trial testing early tirzepatide, a dual GLP-1/GIP agonist, in 726 thrombectomy-treated acute ischemic stroke patients with large vessel occlusion across China; primary endpoint mRS 0-1 at 90 days.