- Accession Number
Agents capable of exerting a harmful effect on the body.
Drug Drug Description Gemtuzumab ozogamicin A monoclonal anti-CD33 antibody used to treat CD33-positive acute myeloid leukemia. Botulinum toxin type A A purified form of botulinum toxin type A used to block acetylcholine release in the treatment of chronic sialorrhea, muscle spasticity, and dystonia, as well as in cosmetic applications. Choline A nutrient found in a wide variety of vitamins including pre-natal formulations. Pravastatin An HMG-CoA reductase inhibitor used to lower lipid levels and to reduce the risk of cardiovascular events, including myocardial infarction and stroke. Vidarabine An antiviral agent used to treat various viral infections. Pipobroman For the treatment of polycythaemia vera and refractory chronic myeloid leukaemia. Diethylstilbestrol Used in the treatment of prostate cancer. Previously used in the prevention of miscarriage or premature delivery in pregnant women prone to miscarriage or premature delivery. Cycloserine A broad-spectrum antibiotic used in the treatment of tuberculosis and certain urinary tract infections (UTI). Carmustine An alkylating agent used in the treatment of various malignancies, including brain tumours and multiple myeloma, among others. Chlorambucil A chemotherapy agent used in the management of chronic lymphocytic leukemia and malignant lymphomas. Raltitrexed A folate analog thymidylate synthase inhibitor used in the treatment of advanced colorectal cancer. Mitomycin An antimetabolite used as an adjunct to ab externo (outside approach) eye surgeries for the treatment of glaucoma and used as a chemotherapeutic agent for various malignancies. Floxuridine An antimetabolite used as palliative management for liver metastases of gastrointestinal malignancy. Tioguanine A purine analogue antineoplastic agent used for the induction of remission, and for remission consolidation in patients with acute nonlymphocytic anemias. Trifluridine A nucleoside metabolic inhibitor used to treat keratoconjunctivitis and epithelial keratitis caused by simplex virus, and as a part of chemotherapy for certain types of metastatic gastrointestinal cancers. Cerivastatin A statin (or HMG CoA reductase inhibitor) used with dietary changes to decrease lipid levels and reduce the risk of cardiovascular events. Gemcitabine A nucleoside metabolic inhibitor used as adjunct therapy in the treatment of certain types of ovarian cancer, non-small cell lung carcinoma, metastatic breast cancer, and as a single agent for pancreatic cancer. Altretamine An antineoplastic agent used in palliative treatment of persistent or recurrent ovarian cancer. Zidovudine A dideoxynucleoside used in the treatment of HIV infection. Cyclophosphamide A nitrogen mustard used to treat lymphomas, myelomas, leukemia, mycosis fungoides, neuroblastoma, ovarian adenocarcinoma, retinoblastoma, and breast carcinoma. Fluorouracil A pyrimidine analog used to treat basal cell carcinomas, and as an injection in palliative cancer treatment. Propylthiouracil A thiourea antithyroid agent used to treat hyperthyroidism. Methotrexate An antineoplastic agent used the treatment of a wide variety of cancers as well as severe psoriasis, severe rheumatoid arthritis, and juvenile rheumatoid arthritis. Ethionamide A second line antitubercular agent used to treat tuberculosis when other treatments have failed. Niacin A B vitamin used to treat hypertriglyceridemia and pellagra. Clofarabine A purine nucleoside used to treat relapsed or refractory acute lymphoblastic leukemia in patients 1 to 21 years old. Clofibrate A fibric acid derivative used to treat hypertriglyceridemia and high cholesterol. Stavudine A dideoxynucleoside used in the treatment of HIV infection. Uracil mustard Used for its antineoplastic properties. Tazarotene An acetylenic retinoid used to treat fine wrinkles, mottled pigmentation of the skin, acne vulgaris, and plaque psoriasis. Ribavirin A guanosine nucleoside used to treat some forms of Hepatitis C. Dacarbazine An antineoplastic agent used to treat malignant melanoma and Hodgkin's disease. Temozolomide An alkylating agent used to treat glioblastoma multiforme and refractory anaplastic astrocytoma. Mechlorethamine An antineoplastic agent used to treat Hodgkin's disease, lymphosarcoma, and chronic myelocytic or lymphocytic leukemia. Didanosine A reverse transcriptase inhibitor used to treat HIV. Tinidazole A nitroimidazole used to treat trichomoniasis, giardiasis, amebiasis, and bacterial vaginosis. Azacitidine A pyrimidine nucleoside analogue used to treat certain subtypes of myelodysplastic syndrome. Colesevelam A bile acid sequestrant used to lower LDL-C in adults with hyperlipidemia and pediatric patients with heterozygous familial hypercholesterolemia, and to improve glycemic control in type 2 diabetes. Zalcitabine A dideoxynucleoside used to treat HIV. Isoniazid An antibiotic used to treat mycobacterial infections; most commonly use in combination with other antimycobacterial agents for the treatment of active or latent tuberculosis. Isotretinoin A retinoid used to treat severe recalcitrant acne. Cytarabine A pyrimidine nucleoside analogue used to treat acute non-lymphocytic leukemia, lymphocytic leukemia, and the blast phase of chronic myelocytic leukemia. Azathioprine An immunosuppressant used to prevent renal transplant rejection, treat rheumatoid arthritis, Crohn's disease, and ulcerative colitis. Busulfan An alkylating agent used to treat chronic myelogenous leukemia. Metyrapone A steroid 11-beta-monooxygenase inhibitor used to test hypothalamic-pituitary ACTH function. Mercaptopurine An antineoplastic agent used to treat acute lymphocytic leukemia. Cerulenin For use as a biochemical tool, Cerulenin is shown to cause dramatic weight loss in animals Fenofibrate A peroxisome proliferator receptor alpha activator used to lower LDL-C, total-C, triglycerides, and Apo B, while increasing HDL-C in hypercholesterolemia, dyslipidemia, and hypertriglyceridemia. Thalidomide A medication used to treat newly diagnosed multiple myeloma and erythema nodosum leprosum. Melphalan An alkylating antineoplastic agent used to treat multiple myeloma and ovarian carcinoma. Fludarabine A purine analog antimetabolite that inhibits DNA synthesis. Rosuvastatin An HMG-CoA reductase inhibitor used to lower lipid levels and reduce the risk of cardiovascular disease including myocardial infarction and stroke. Flucytosine An antifungal indicated only to treat severe infections throughout the body caused by susceptible strains of Candida or Cryptococcus. Capecitabine A nucleoside metabolic inhibitor indicated to treat colon, colorectal and breast cancer. Proguanil A medication indicated for prophylaxis and treatment of Plasmodium falciparum malaria. Trimetrexate A folate antagonist used for the treatment of moderate-to-severe Pneumocystis carinii pneumonia (PCP) in immunocompromised patients as an alternative therapy in combination with leucovorin. Ifosfamide An alkylating and immunosuppressive agent used in chemotherapy for the treatment of cancers, including testicular cancer, ovarian cancer, cervical cancer, osteocarcinoma, bladder cancer, small cell lung cancer, and non-Hodgkin's lymphoma. Estramustine An antineoplastic agent used for the management of metastatic and/or progressive prostate cancer in palliative setting. Lomustine An alkylating agent used as a part of chemotherapeutic regimens for the treatment of primary and metastatic brain tumors as well as refractory or relapsed Hodgkin's disease in addition to surgical and/or radiotherapeutic treatments. Gemfibrozil A lipid regulator that is used in the reduction of serum triglyceride levels in high-risk patients with hyperlipidemia. Decitabine A chemotherapeutic pyrimidine nucleoside analogue used for the treatment of myelodysplastic syndromes (MDS) by inducing DNA hypomethylation and corresponding alterations in gene expression. Bezafibrate A lipid-lowering fibrate used in the management of primary and secondary hyperlipidaemia, when there is a lack of clinical improvement following lifestyle modifications or correction of the underlying disorder. Cholestyramine A bile acid sequestrant used as an adjunct in the reduction of elevated serum cholesterol in patients with primary hypercholesterolemia, and for the relief of pruritus associated with partial biliary obstruction. Probucol Used to lower LDL and HDL cholesterol. 8-azaguanine 8-azaguanine is one of the early purine analogs showing antineoplastic activity. It functions as an antimetabolite and is easily incorporated into ribonucleic acids. Hadacidin Not Available 2-Methoxyethanol Not Available Calyculin A Not Available Bromoform Not Available Tubercidin An antibiotic purine ribonucleoside that readily substitutes for adenosine in the biological system, but its incorporation into DNA and RNA has an inhibitory effect on the metabolism of these nucleic... Sparfosic acid Sparfosic acid is a solid. This compound belongs to the n-acyl-alpha amino acids. These are compounds containing an alpha amino acid which bears an acyl group at the terminal nitrogen... Thiotepa An alkylating agent used to prevent graft rejection in stem cell transplantation and to treat a variety of malignancies including certain types of adenocarcinoma and superficial bladder carcinomas. Dantron Withdrawn from the Canadian, US, and UK markets in 1998 due to genotoxicity. Urethane Urethane, formerly marketed as an inactive ingredient in Profenil injection, was determined to be carcinogenic and was removed from the Canadian, US, and UK markets in 1963. Trabectedin An alkylating agent approved for the treatment of unresectable or metastatic soft tissue sarcoma (liposarcoma or leiomyosarcoma). Tetrodotoxin For the treatment of chronic and breakthrough pain in advanced cancer patients as well as for the treatment of opioid dependence. Mipomersen An oligonucleotide drug used for the treatment of homozygous familial hypercholesterolemia. Palifosfamide Investigated for use/treatment in cancer/tumors (unspecified), lymphoma (unspecified), and sarcoma. Irofulven Investigated for use/treatment in brain cancer, breast cancer, endometrial cancer, liver cancer, lung cancer, ovarian cancer, pancreatic cancer, pediatric indications, prostate cancer, and sarcoma. Lonidamine Investigated for use/treatment in benign prostatic hyperplasia, prostate disorders, and cancer/tumors (unspecified). Sulodexide Sulodexide has been used clinically for the prophylaxis and treatment of vascular diseases with increased risk of thrombosis, including intermittent claudication, peripheral arterial occlusive disease and post-myocardial infarc-tion. Also investigated... Torcetrapib Investigated for use/treatment in peripheral vascular disease and hyperlipidemia. Anacetrapib Investigated for use/treatment in hyperlipidemia. Mevastatin Not used therapeutically due to its many side effects. Aniline Aniline, phenylamine or aminobenzene is an organic compound with the formula C6H5NH2. Consisting of an amine attached to a benzene ring, aniline is the prototypical aromatic amine. Being a precursor... Ginsenoside C Not Available Betaine A methyl group donor used for the treatment of homocystinuria to decrease elevated homocysteine blood levels. Bendamustine An antineoplastic agent used for the treatment of chronic lymphocytic leukemia (CLL) and indolent B-cell non-Hodgkin lymphoma (NHL) that has progressed following rituximab therapy. Nonoxynol-9 A vaginal spermicide used for the non-hormonal contraception in conjunction with other modes of contraception. Carbazole Not Available Puromycin Puromycin is an antibiotic that prevents bacterial protein translation. It is utilized as a selective agent in laboratory cell cultures. Puromycin is toxic to both prokaryotic and eukaryotic cells, resulting... Triclosan An antimicrobial agent in clinical setting for disinfection, and prevention of spread and growth of bacteria, fungus, and mildew. Etofibrate Etofibrate is a fibrate produced by the combination of clofibrate ester linked to niacin. These components separate in the body slowly allowing for pharmacokinetics similar to controlled-release formulations. Benfluorex Benfluorex is an anorectic and hypolipidemic agent that is structurally related to fenfluramine. It was patented and manufactured by a French pharmaceutical company Servier. The European Medicines Agency (EMA) recommended... Acipimox Used in the treatment of hyperlipidemias (abnormally elevated levels of any or all lipids and/or lipoproteins in the blood). Ciprofibrate Not Annotated Podophyllin A cytotoxic agent used for the removal of soft genital (venereal) warts (condylomata acuminata). Tegafur An antineoplastic agent used in combination with other anticancer medications to treat advanced gastric and colorectal cancers. Phenylacetic acid An agent used as an adjunct to treat acute hyperammonemia and associated encephalopathy in adult and pediatric patients with deficiencies in enzymes of the urea cycle. Isosorbide A vasodilator used for the prevention and treatment of angina pectoris due to coronary artery disease. Hydroquinone A topical brightening agent used for the treatment of skin disorders associated with hyperpigmentation including melasma, post-inflammatory hyperpigmentation, sunspots, and freckles. Hydrogen peroxide A compound used as a disinfectant and sterilizer. Chlorine Chlorine is a stongly oxidizing agent and the third most electronegative element which belongs to the group of halogens with the atomic number 17 and symbol Cl. Being a yellow-green... Turpentine A medication used to treat minor aches and pains of muscles and joints. Hypochlorite An antimicrobial used to treat and prevent infections of the skin and tissue. Carbamide peroxide A medication used to loosen ear wax, whiten teeth, and clean oral wounds. Sodium hydroxide Used to destroy or kill the nail matrix (matrixectomies) . Trichloroacetate Trichloroacetate, or trichloroacetic acid, is a strong acid prepared by the reaction of chlorine with acetic acid in the presence of a suitable catalyst. In clinical chemistry and biochemistry, it... Poliglusam Poliglusam, or chitosan, is a linear polysaccharide consisting of D-glucosamine and N-acetyl-D-glucosamine. Naturally-occuring poliglusam is found in the cell walls of fungi, soil and sediments where it is produced from... Evening primrose oil Evening primrose oil is used as part of over-the-counter dietary supplements. It is also used for the treatment of systemic inflammatory diseases and for women's health conditions such as cyclical... Aminacrine A highly fluorescent anti-infective dye used clinically as a topical antiseptic and experimentally as a mutagen, due to its interaction with DNA. It is also used as an intracellular pH... Carbon monoxide A gas used as a marker of respiratory status in spirometry tests. Recombinant Cholera Toxin B Subunit Recombinant Cholera Toxin B Subunit is an ingredient in the EMA-authorised product Dukoral. Evacetrapib Evacetrapib has been used in trials studying the basic science and treatment of Dyslipidemia, Hyperlipidemia, Hypercholesterolemia, Hepatic Insufficiency, and Cardiovascular Disease. Treosulfan Treosulfan is under investigation in Allogeneic Haematopoietic Stem Cell Transplantation. Treosulfan has been investigated for the treatment of Lymphoblastic Leukemia, Acute, Childhood. Allicin Allicin has been used in trials studying the treatment of Follicular Lymphoma. Dinitrochlorobenzene Dinitrochlorobenzene has been used in trials studying the treatment of HIV Infections. Benznidazole A trypanocidal agent used to treat Chagas disease. Triptolide Triptolide has been used in trials studying the treatment of HIV, Crohn's Disease, Intestinal Diseases, Gastrointestinal Diseases, and Digestive System Diseases, among others. Broxuridine Broxuridine has been used in trials studying the treatment of Leukemia, Stage I Prostate Cancer, Stage IIB Prostate Cancer, and Stage IIA Prostate Cancer. Cordycepin Cordycepin has been used in trials studying the treatment of Leukemia. Dalcetrapib Dalcetrapib is under investigation for the treatment of Acute Coronary Syndrome. Cantharidin The only therapeutic use for which cantharidin is currently primarily indicated for is as an active ingredient in topical agents for treating common warts (verruca vulgaris), periungual warts, plantar warts,... Bizelesin Bizelesin has been used in trials studying the treatment of Unspecified Adult Solid Tumor, Protocol Specific. Tetrahydrouridine Tetrahydrouridine has been used in trials studying the treatment of Neoplasms, Lung Neoplasms, Breast Neoplasms, Sickle Cell Disease, and Head and Neck Cancer, among others. Ozone Ozone has been used in trials studying the treatment of Mild Asthma and Primary Apical Periodontite. Methyl pyrrolidone N Methyl Pyrrolidone is under investigation for the treatment of Multiple Myeloma. Phenethyl Isothiocyanate Phenethyl Isothiocyanate has been used in trials studying the prevention and treatment of Leukemia, Lung Cancer, Tobacco Use Disorder, and Lymphoproliferative Disorders. Lometrexol Lometrexol has been used in trials studying the treatment of Lung Cancer, Drug/Agent Toxicity by Tissue/Organ, and Unspecified Adult Solid Tumor, Protocol Specific. Prednimustine Prednimustine has been used in trials studying the treatment of Lymphoma. Buthionine Sulfoximine Buthionine Sulfoximine has been used in trials studying the treatment of Neuroblastoma and Melanoma (Skin). Dianhydrogalactitol Dianhydrogalactitol has been used in trials studying the treatment of GBM, Glioma, Glioblastoma, Brain Cancer, and Glioblastoma Multiforme. Trofosfamide Trofosfamide has been used in trials studying the treatment of Ependymomas, Medulloblastomas, Sarcoma, Soft Tissue, Supratentorial PNETs, and Recurrent Brain Tumors. Nolatrexed Nolatrexed is under investigation in clinical trial NCT00012324 (Nolatrexed Dihydrochloride Compared With Doxorubicin in Treating Patients With Recurrent or Unresectable Liver Cancer). Mitolactol Mitolactol has been used in trials studying the treatment of Brain and Central Nervous System Tumors. Doxifluridine Doxifluridine has been investigated for the treatment of Stomach Cancer. Carbendazim Carbendazim has been used in trials studying the treatment of Lymphoma and Unspecified Adult Solid Tumor, Protocol Specific. Tiazofurine Tiazofurine has potential clinical use in cancer treatment as it is a potential inhibitor of Inosine- 5’-monophosphate (IMP) dehydrogenase . Thiram Thiram may be used in dermatology as a scabicide . Thiram is mainly used as a fungicide for plants and treatment for seeds, however, this use is being investigated for... Triaziquone Not Annotated Etoglucid Not Annotated Tiadenol Not Annotated Niceritrol Not Annotated Mitobronitol Not Annotated Semustine Not Annotated Carboquone Not Annotated Fenofibric acid A fibrate used to treat severe hypertriglyceridemia, primary hypercholesterolemia, or mixed dyslipidemia. Toyocamycin 4-Amino-5-cyano-7-(D-ribofuranosyl)-7H- pyrrolo(2,3-d)pyrimidine. Antibiotic antimetabolite isolated from Streptomyces toyocaensis cultures. It is an analog of adenosine, blocks RNA synthesis and ribosome function, and is used mainly as a tool in biochemistry. Sodium bisulfite Sodium bisulfite has been used externally for parasitic skin diseases and as gastrointestinal antiseptic. Tretamine Toxic alkylating agent used in industry; also as antineoplastic and research tool to produce chromosome aberrations and cancers. beta-Sitosterol Active fraction of Solanum trilobatum; reduces side-effects of radiation-induced toxicity. Bisphenol A diglycidyl ether Not Annotated Hypochlorous acid An oxyacid of chlorine (HClO) containing monovalent chlorine that acts as an oxidizing or reducing agent. p-Aminophenol Not Annotated Nickel sulfate Nickel sulfate is used in allergenic testing. Dichromate Not Annotated Potassium triiodide Not Annotated Peracetic acid A liquid that functions as a strong oxidizing agent. It has an acrid odor and is used as a disinfectant. Tosylchloramide Tosylchloramide, also known as chloramine-T, is a chlorinated and deprotonated sulfonamide used as a mild disinfectant. It is not stable in the water dissolved form. Meglutol An antilipemic agent which lowers cholesterol, triglycerides, serum beta-lipoproteins and phospholipids. It acts by interfering with the enzymatic steps involved in the conversion of acetate to hydroxymethylglutaryl coenzyme A as... 2-Amino-1-methyl-6-phenylimidazo(4,5-b)pyridine PhIP (2-Amino-1-methyl-6-phenylimidazo(4,5-b)pyridine) has been used in trials studying the basic science of Pancreas Cancer. Insulin glargine A modified form of long-acting or basal insulin used to control hyperglycemia in diabetes mellitus. Abatacept A disease-modifying antirheumatic drug (DMARD) used for the management of moderate-to-severe active rheumatoid arthritis and active polyarticular juvenile idiopathic arthritis as monotherapy or in combination with other DMARDs. Chlorotoxin I-131 Investigated for use/treatment in various forms of brain cancer; Malignant Glioma, Glioblastoma Multiforme, GBM, Anaplastic Astrocytoma, Oligo-Astrocytoma, Gliosarcoma Glembatumumab vedotin Investigated for use/treatment in melanoma. BIIB015 Investigated for use/treatment in solid tumors. Belatacept A selective T-cell costimulation blocker used in the prophylaxis of organ rejection in adult patients receiving a kidney transplant. Platensimycin Not Available Brentuximab vedotin A CD30-directed antibody-drug conjugate used to treat various types of lymphoma. Evolocumab A PCSK9 (proprotein convertase subtilisin kexin type 9) inhibitor antibody used as an adjunct to LDL cholesterol reducing therapies, aiding in the prevention of cardiovascular events and cardiovascular revascularization procedures. Magnesium carbonate An antacid used for symptomatic relief of heartburn, indigestion, and upset stomach. Depatuxizumab mafodotin No approved indication. Lorvotuzumab mertansine Lorvotuzumab mertansine has been used in trials studying the treatment of SCLC, Leukemia, Ovarian Cancer, Multiple Myeloma, and Merkel Cell Carcinoma, among others. Polatuzumab vedotin A CD79b antibody conjugate indicated to treat relapsed or refractory B-cell lymphoma. Bococizumab Bococizumab has been used in trials studying the treatment and prevention of Dyslipidemia, Hyperlipidemia, Hypercholesterolemia, Cardiovascular Disease, and Heterozygous Familial Hypercholesterolemia. Mirvetuximab Soravtansine Mirvetuximab Soravtansine has been used in trials studying the treatment of Ovarian cancer, Endometrial Cancer, Fallopian tube cancer, Epithelial Ovarian Cancer, and Primary Peritoneal Cancer, among others. Naptumomab estafenatox Naptumomab Estafenatox has been used in trials studying the treatment of Pancreatic Cancer, Renal Cell Carcinoma, and Non-Small-Cell Lung Carcinoma. Sacituzumab govitecan Sacituzumab govitecan targets TROP-2-expressing cancer cells through a humanized antibody (RS7) before subsequently becoming internalized and releasing the topoisomerase I inhibitor SN-38 to induce DNA damage-mediated apoptosis.[L13002] Rovalpituzumab tesirine Rovalpituzumab Tesirine has been used in trials studying the treatment of GLIOBLASTOMA, Malignant Melanoma, Other Solid Tumors, Small Cell Lung Cancer, and Medullary Thyroid Cancer, among others. Gancotamab Gancotamab is under investigation in clinical trial NCT02213744 (MM-302 Plus Trastuzumab vs. Chemotherapy of Physician's Choice Plus Trastuzumab in HER2-Positive Locally Advanced/Metastatic Breast Cancer Patients). Anetumab ravtansine Anetumab ravtansine is under investigation in clinical trial NCT03455556 (Anetumab Ravtansine and Atezolizumab in Treating Participants With Advanced Non-small Cell Lung Cancer). Trastuzumab deruxtecan An antibody used to treat certain types of unresectable or metastatic HER-2 positive breast cancer. Chlorotoxin Chlorotoxin is under investigation in clinical trial NCT00733798 (A Safety and Efficacy Study of Intravenous 131I-TM601 in Adult Patients With Malignant Melanoma). Sofituzumab vedotin Sofituzumab vedotin is under investigation in clinical trial NCT01335958 (Safety and Pharmacokinetics of DMUC5754A Administered Intravenously to Patients With Platinum-Resistant Ovarian Cancer or Unresectable Pancreatic Cancer). Ladiratuzumab vedotin Ladiratuzumab vedotin is under investigation in clinical trial NCT01969643 (A Safety Study of SGN-LIV1A in Breast Cancer Patients). Pinatuzumab vedotin Pinatuzumab vedotin is under investigation in clinical trial NCT01691898 (A Study of Pinatuzumab Vedotin (DCDT2980S) Combined With Rituximab or Polatuzumab Vedotin (DCDS4501A) Combined With Rituximab or Obinutuzumab in Participants With... Tallimustine An alkylating agent previously investigated for it's antitumor activity but was stopped due to severe myelotoxicity. Ferric chloride Not Annotated Simvastatin An HMG-CoA reductase inhibitor used to lower lipid levels and reduce the risk of cardiovascular events including myocardial infarction and stroke. Patulin Not Annotated Sodium nitrate Not Annotated Strychnine Not Annotated Bendazac Prior to the withdrawal of bendazac from various international regions of use due to concerns for hepatotoxicity [A39891, A39892, A39893, L4778] the chemical had demonstrated potential usefulness predominantly as the... Indatuximab ravtansine Indatuximab ravtansine is under investigation in clinical trial NCT01001442 (Safety and Dose Determining Multi-dose Study of BT062 in Patients With Relapsed or Refractory Multiple Myeloma).
- Drugs & Drug Targets