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| Sr. No. | API Name | Sr. No. | API Name | Sr. No. | API Name | Sr. No. | API Name |
| 1 | Abiraterone Impurities | 48 | Bromfenac Impurities | 95 | Daclatasvir HCl Impurities | 142 | Filuoxetine Impurities |
| 2 | Acebutatol Impurities | 49 | Bromhexine Impurities | 96 | Dalfampridine Impurities | 143 | Fingolimod Impurities |
| 3 | Aceclofenac Impurities | 50 | Bufexamac Impurities | 97 | Dapagliflozin Impurities | 144 | Flucanozole Impurities |
| 4 | Acetazolamide Impurities | 51 | Bunazocine | 98 | Dapsone Impurities | 145 | Fluorescein Impurities |
| 5 | Acyclovir Impurities | 52 | Bupivacaine Impurities | 99 | Darifenacin Impurities | 146 | Fluoroxypyr Impurities |
| 6 | Adrenaline Impurities | 53 | Bupropion HCL Impurities | 100 | Dasatinib Impurities | 147 | Fluoxetine Impurities |
| 7 | Albendazole Impurities | 54 | Buspirone Impurities | 101 | Deracoxib Impurities | 148 | Fluroxypyr Impurities |
| 8 | Alfuzosin Impurities | 55 | Caffeine Impurities | 102 | Desloratadine Impurities | 149 | Flutamide Impurities |
| 9 | Allopurinol Impurities | 56 | Candesartan Impurities | 103 | Desvenlafaxine Impurities | 150 | Fluvastatin Impurities |
| 10 | Alprazolam Impurities | 57 | Captopril Impurities | 104 | Diazepam Impurities | 151 | Fluvoxamine Impurities |
| 11 | Amfenac Impurities | 58 | Carbamazepine Impurities | 105 | Diclofenac Impurities | 152 | Folic Acid Impurities |
| 12 | Aminolevulinic Impurities | 59 | Carbinoxamine Impurities | 106 | Dihydroquinine Impurities | 153 | Formoterol Impurities |
| 13 | Amiodarone Impurities | 60 | Cariprazine Impurities | 107 | Diphenhydramine HCL Impurities | 154 | Forskolin Impurities |
| 14 | Amisulpride Impurities | 61 | Carvedilol Impurities | 108 | Diphenydramine Impurities | 155 | Fosfomycin Impurities |
| 15 | Amlodipine Impurities | 62 | Celecoxib Impurities | 109 | Donepezil Impurities | 156 | Furosemide Impurities |
| 16 | Amodiaquine Impurities | 63 | Celiprolol Impurities | 110 | Dorzolamide Impurities | 157 | Fusidic Acid Impurities |
| 17 | Amoxicillin Impurities | 64 | Cetirizine Impurities | 111 | Doxazosin Impurities | 158 | Gabapentin Impurities |
| 18 | Anagliptin Impurities | 65 | Chlorhexidine Impurities | 112 | Doxipine Impurities | 159 | Gefitinib Impurities |
| 19 | Anagrelide Impurities | 66 | Chloridazon Impurities | 113 | Doxofylline Impurities | 160 | Gemfibrozil Impurities |
| 20 | Andrographolide Impurities | 67 | Chloroquine Impurities | 114 | Doxylamine Impurities | 161 | Glabridin Impurities |
| 21 | Anthranilic Acid Impurities | 68 | Chlorpheniramine Impurities | 115 | Dronedarone Impurities | 162 | Gliclazide Impurities |
| 22 | Apixaban Impurities | 69 | Chlorpyrifos Impurities | 116 | Drotaverine Impurities | 163 | Glimepiride Impurities |
| 23 | Apremilast Impurities | 70 | Chlorthalidone Impurities | 117 | Eletriptan Impurities | 164 | Glipizide Impurities |
| 24 | Aripiprazole Impurities | 71 | Cholic Acid Impurities | 118 | Enalapril Impurities | 165 | Glycine Impurities |
| 25 | Arjungenin Impurities | 72 | Cilastatin Impurities | 119 | Entacapone Impurities | 166 | Glycopyrronium Bromide Impurities |
| 26 | Arjunic Acid Impurities | 73 | Cilostamide Impurities | 120 | Enzalutamide Impurities | 167 | Glycyrrhetinic Impurities |
| 27 | Articaine Impurities | 74 | Cinacalcet Impurities | 121 | Epicatechin Impurities | 168 | Guaiacol Impurities |
| 28 | Asenapine Impurities | 75 | Ciprofloxacin Impurities | 122 | Erlotinib Impurities | 169 | Guaifenasin Impurities |
| 29 | Aspartame Impurities | 76 | Citalopram Impurities | 123 | Erythromycin Impurities | 170 | Haloperidol Impurities |
| 30 | Aspirin Impurities | 77 | Clarithromycin Impurities | 124 | Eslicarbazepine Acetate Impurities | 171 | Hydralazine HCL Impurities |
| 31 | Atazanavir Impurities | 78 | Clenbuterol Impurities | 125 | Esmolol HCL Impurities | 172 | Hydrochlorothiazide Impurities |
| 32 | Atenolol Impurities | 79 | Clofazimine Impurities | 126 | Esomeprazole Impurities | 173 | Hydrocortisone Impurities |
| 33 | Atorvastatin Impurities | 80 | Clonazepam Impurities | 127 | Ethacrynic Impurities | 174 | Hydrocortisone Acetate Impurities |
| 34 | Atovaquone Impurities | 81 | Clonidine Impurities | 128 | Ethanimidamide Impurities | 175 | Hymechromone Impurities |
| 35 | Atropine Impurities | 82 | Clopidogrel Impurities | 129 | Ethinylestradiol Impurities | 176 | Ibrutinib Impurities |
| 36 | Azilsartan Impurities | 83 | Clotrimazole Impurities | 130 | Etilefrine Impurities | 177 | Ibuprofen Impurities |
| 37 | Azithromycin Impurities | 84 | Cloxacillin Impurities | 131 | Etodolac Impurities | 178 | Iloperidone Impurities |
| 38 | Bendamustine Impurities | 85 | Clozapine Impurities | 132 | Etoricoxib Impurities | 179 | Imidazole Impurities |
| 39 | Bentazone Impurities | 86 | Colchicine Impurities | 133 | Ezetimibe Impurities | 180 | Indapamide Impurities |
| 40 | Benzalkonium Impurities | 87 | Cortisone Acetate Impurities | 134 | Famotidine Impurities | 181 | Indibulin Impurities |
| 41 | Benzocaine Impurities | 88 | Cromolyn Impurities | 135 | Febuxostat Impurities | 182 | Indomethacin Impurities |
| 42 | Betahistine Impurities | 89 | Curcumin Impurities | 136 | Felbamate Impurities | 183 | Indoramine Impurities |
| 43 | Bicalutamide Impurities | 90 | Cyclizine Impurities | 137 | Felodipine Impurities | 184 | Iprodione Impurities |
| 44 | Bisacodyl Impurities | 91 | Cyclobenzaprine Impurities | 138 | Fenofibrate Impurities | 185 | Isoforskolin Impurities |
| 45 | Bisoprolol Impurities | 92 | Cyclopentolate Impurities | 139 | Fenofibric Impurities | 186 | Isoniazid Impurities |
| 46 | Bosentan Impurities | 93 | Cyproheptadine Impurities | 140 | Fentanyl Impurities | 187 | Iso-psoralen Impurities |
| 47 | Bromazine Impurities | 94 | Dabigatran Impurities | 141 | Fexofenadine Impurities | 188 | Ivabradine Impurities |
| 189 | Ketoconazole Impurities | 236 | Milverine Impurities | 283 | Piperaquine Impurities | 330 | Sulfadoxine Impurities |
| 190 | Ketoprofen Impurities | 237 | Mirabegron Impurities | 284 | Piribedil Impurities | 331 | Sulfamerazine Impurities |
| 191 | Lacosamide Impurities | 238 | Mirtazapine Impurities | 285 | Prasugrel Impurities | 332 | Sulfamethoxazole Impurities |
| 192 | Lamotrigine Impurities | 239 | Mosapride Impurities | 286 | Praziquantel Impurities | 333 | Sulindac Impurities |
| 193 | Lanso prazole Impurities | 240 | Moxifloxa cin Impurities | 287 | Prazosin Impurities | 334 | Sumatriptan Impurities |
| 194 | Leflunomide Impurities | 241 | Nad olol Impurities | 288 | Prednisolone Impurities | 335 | Sunitinib Impurities |
| 195 | Lenalidomide Impurities | 242 | Nap roxen Impurities | 289 | Pregabalin Impurities | 336 | Tavaborole Impurities |
| 196 | Lercanidipine Impurities | 243 | Nep afenac Impurities | 290 | Prilocaine Impurities | 337 | Telmisartan Impurities |
| 197 | Levetiracetam Impurities | 244 | Niacin Impurities | 291 | Promethazine HCL Impurities | 338 | Teneligliptin Impurities |
| 198 | Levocetirizine Impurities | 245 | Nicardipine Impurities | 292 | Propafenone Impurities | 339 | Tenofovir Impurities |
| 199 | Levofloxacin Impurities | 246 | Nifedipine Impurities | 293 | Propofol Impurities | 340 | Terbutaline Impurities |
| 200 | Levosulpride Impurities | 247 | Nifuroxazide Impurities | 294 | Propranolol Impurities | 341 | Teriflunomide Impurities |
| 201 | Levothyroxine Impurities | 248 | Nimesulide Impurities | 295 | Prozocin Impurities | 342 | Testosterone Impurities |
| 202 | Lexipafant Impurities | 249 | Nitromesitylene Impurities | 296 | Psoralen Impurities | 343 | Tetrazocin Impurities |
| 203 | Lidocaine Impurities | 250 | Octenidine HCL Impurities | 297 | Pyrid azine Impurities | 344 | Theophylline Impurities |
| 204 | Linagliptin Impurities | 251 | Ofloxacin Impurities | 298 | Pyrid in yl Impurities | 345 | Thiacetazone Impurities |
| 205 | Linezolid Impurities | 252 | Oglemilast Impurities | 299 | Pyrid oxine Impurities | 346 | Thiophanate-Methyl Impurities |
| 206 | Liothyronine Impurities | 253 | Olanz apine Impurities | 300 | Pyrimetha mine Impurities | 347 | Timo lo l Impurities |
| 207 | Lisinopril Impurities | 254 | Olmesartan Impurities | 301 | Quetiapine Impurities | 348 | Tinidazole Impurities |
| 208 | Loratadine Impurities | 255 | Olopa tadine Impurities | 302 | Quinine Impurities | 349 | Tolcapone Impurities |
| 209 | Losartan Impurities | 256 | Omeprazole Impurities | 303 | Quinoxa lin e Impurities | 350 | Topiramate Impurities |
| 210 | Lovastatin Impurities | 257 | Orlistat Impurities | 304 | Rabeprazole Impurities | 351 | Tramadol Impurities |
| 211 | Mebenda zole Impurities | 258 | Ornidazole Impurities | 305 | Ramipril Impurities | 352 | Tranexamic Acid Impurities |
| 212 | Mebeverine Impurities | 259 | Orphena drine Impurities | 306 | Ranitidine Impurities | 353 | Trelagliptin Impurities |
| 213 | Mebikar Impurities | 260 | Oseltamivir Impurities | 307 | Ranolazine Impurities | 354 | Trimetazidine Impurities |
| 214 | Mebrofenin Impurities | 261 | Oxc arbazepine Impurities | 308 | Repaglinide Impurities | 355 | Trimetho prim Impurities |
| 215 | Meclizine Impurities | 262 | Oxybutynin Impurities | 309 | Rilpivirine Impurities | 356 | Triprolidine Impurities |
| 216 | Medoxomil Impurities | 263 | Paclitaxel Impurities | 310 | Riluz ole Impurities | 357 | Trospium Chloride Impurities |
| 217 | Mefenamic Acid Impurities | 264 | Paclobu trazol Impurities | 311 | Rimsulfuron Impurities | 358 | Tryptophan Impurities |
| 218 | Meloxicam Impurities | 265 | Paliperidone Impurities | 312 | Risperidone Impurities | 359 | Valacyclovir Impurities |
| 219 | Melphalan Impurities | 266 | Paracetamol Impurities | 313 | Rivaroxaban Impurities | 360 | Valsartan Impurities |
| 220 | Memantine Impurities | 267 | Pazopa nib Impurities | 314 | Riva stigmine Impurities | 361 | Venlafaxine Impurities |
| 221 | Menadiol Impurities | 268 | Pemetrexed Impurities | 315 | Roflumilast Impurities | 362 | Verapamil HCL Impurities |
| 222 | Mepyramine Impurities | 269 | Pendimethalin Impurities | 316 | Ropinirole Impurities | 363 | Vilazodone HCL Impurities |
| 223 | Mesalazine Impurities | 270 | Pentoxifylline Impurities | 317 | Rosuvastatin Impurities | 364 | Voricona zole Impurities |
| 224 | Metamizole Impurities | 271 | Perazine Impurities | 318 | Roxithromycin Impurities | 365 | Vortioxetine HBR Impurities |
| 225 | Metaxalone Impurities | 272 | Perindopril Impurities | 319 | Rupa tadine Impurities | 366 | Warfarin Impurities |
| 226 | Metazocine Impurities | 273 | Permethrin Impurities | 320 | Sacubitril Impurities | 367 | Zileuton Impurities |
| 227 | Metformin HCL Impurities | 274 | Perphena zine Impurities | 321 | Salbutamol Impurities | 368 | Zofenopril Calcium Impurities |
| 228 | Methenamine Impurities | 275 | Pheniramine Impurities | 322 | Santonin Impurities | 369 | Zonisamide Impurities |
| 229 | Methotrexate Impurities | 276 | Phenylbutyrate Impurities | 323 | Saxagliptin Impurities | 370 | Zopiclone Impurities |
| 230 | Methoxsalen Impurities | 277 | Phenylephrine Impurities | 324 | Sildenafil Citrate Impurities | |
|
| 231 | Methyl Paraben Impurities | 278 | Phenytoin Impurities | 325 | Simvastatin Impurities | |
|
| 232 | Methylphenidate Impurities | 279 | Phosp horothioic Impurities | 326 | Sitagliptin Impurities | |
|
| 233 | Metronidazole Impurities | 280 | Picosulfate Impurities | 327 | Sofosbuvir Impurities | |
|
| 234 | Milnacipran Impurities | 281 | Pinacidil Impurities | 328 | Solifenacin Impurities | |
|
| 235 | Milrinone Impurities | 282 | Pioglitazone Impurities | 329 | Suffamegerazine Impurities | |
|
| Sr.No | Impurity Name | CAS No | Sr. No |
Impurity Name |
CAS No |
| 1 | N-Nitrosodiisopropylamine (NDIPA) | 601-77-4 | 40 | N-Nitroso Labetalol | NA |
| 2 | N Nitrosoethylmethylamine (NEMA) | 10595-95-6 | 41 | N- Nitroso Linagliptin | NA |
| 3 | N Nitrosoethylisopropylamine (NIPEA) | 16339-04-1 | 42 | N-Nitroso Lisinopril | 519175-80-5 |
| 4 | N-Nitrosodibutylamine (NDBA) | 924-16-3 | 43 | N-Nitroso Maprotiline | 204268-61-1 |
| 5 | N-Nitrosodiethanolamine (NDELA) | 1116-54-7 | 44 | N-Nitroso Mefenamic Acid | 2114-63-8 |
| 6 | N-Nitrosodiethylamine (NDEA) | 55-18-5 | 45 | N-Nitroso Meglumine | 10356-92-0 |
| 7 | N-Nitroso-N-methyl-4- aminobutyric Acid (NMBA) 61445-55-4 | 46 | N-Nitroso Meropenem | NA | |
| 8 | N-Nitroso-N-Methylbenzylamine (NMBA) | 937-40-6 | 47 | N-Nitroso Metoprolol | 138768-62-4 |
| 9 | N-Nitrosodimethylamine (NDMA) | 62-75-9 | 48 | N-Nitroso Morpholine | 59-89-2 |
| 10 | N- Nitrosopyrrolidine (NPYR) | 930-55-2 | 49 | N-Nitroso Mirabegron | NA |
| 11 | N-Nitroso Acarbose | NA | 50 | N-Nitroso Moxifloxacin | NA |
| 12 | N-Nitroso Ambroxol | NA | 51 | N-Nitroso Nadolol | NA |
| 13 | N-Nitroso Amlodipine | 52 | N-Nitroso Nebivolol | 1391051-68-5 | |
| 14 | N-Nitroso Atenolol | 134720-04-0 | 53 | N-Nitroso Nortriptyline | 55855-42-0 |
| 15 | N-Nitroso Atomoxetine | NA | 54 | N-Nitroso Oxymetazoline | NA |
| 16 | N-Nitroso Betahistine | 32635-81-7 | 55 | N-Nitroso Paroxetine | |
| 17 | N-Nitroso Bisoprolol | NA | 56 | N-Nitroso Phenylephrine | 78658-64-7 |
| 18 | N-Nitroso Bilastine | 2731008-04-9 | 57 | N-Nitroso Pramipexole | NA |
| 19 | N-Nitroso Brinzolamide | NA | 58 | N-Nitroso Quinapril | NA |
| 20 | N-Nitroso Bupropion | NA | 59 | N-Nitroso Ramipril | NA |
| 21 | N-Nitroso Cinacalcet | NA | 60 | N-Nitroso Ranolazine | NA |
| 22 | N-Nitroso Ciprofloxacin | 864443-44-7 | 61 | N-Nitroso Rasagiline | 2470278-90-9 |
| 23 | N Nitroso Cinacalcet | NA | 62 | N-Nitroso Sertraline | NA |
| 24 | N-Nitroso Clonidine | NA | 63 | N-Nitroso Silodosin | NA |
| 25 | N-Nitroso Darifenacin | NA | 64 | N-Nitroso Sitagliptin | NA |
| 26 | N-Nitroso Desloratadine | 1246819-22-6 | 65 | N-Nitroso Tamsulosin | NA |
| 27 | N-Nitroso Diclofenac | 66505-80-4 | 66 | N-Nitroso Teneligliptin | NA |
| 28 | N-Nitroso Donepezil | NA | 67 | N -Nitroso Tigecycline | NA |
| 29 | N-Nitroso Dorzolamide | NA | 68 | N-Nitroso Timolol | NA |
| 30 | N-Nitroso Drotaverine | NA | 69 | N-Nitroso trimetazidine | 92432-50-3 |
| 31 | N-Nitroso-Duloxetine | NA | 70 | N-Nitroso Varenicline | NA |
| 32 | N-Nitroso Elagolix | NA | 71 | N-Nitroso Vildagliptin | NA |
| 33 | N-Nitroso Enalapril | NA | 72 | N-Nitroso Vortioxetine | NA |
| 34 | N-Nitroso Flecainide | NA | 73 | N-Nitroso Mefenamic Acid | 2114-63-8 |
| 35 | N-Nitroso Fluoxetine | 150494-06-7 | 74 | N-Nitroso Sertraline | NA |
| 36 | N-Nitroso Flupirtine | NA | 75 | N-Nitroso Timolol | NA |
| 37 | N-Nitroso Folic acid | 26360-21-4 | |||
| 38 | N-Nitroso Hydrochlorothiazide | 63779-86-2 | |||
| 39 | N-Nnitroso Iminostilbene | 38652-29-8 | |||