Overview Prefix, Root, or Suffix Medication Class Example Medications -afil Phosphodiesterase inhibitor (erectile dysfunction) Vardenafil, sildenafil -ane Inhalational general anesthetic Halothane, desflurane -asone Corticosteroid Dexamethasone, hydrocortisone -azepam Benzodiazepine Diazepam, clonazepam -azine Phenothiazine Chlorpromazine, promethazine -azole Antifungal Ketoconazole, fluconazole -bital Barbiturate Phenobarbital, secobarbital -caine Local anesthetic Lidocaine, mepivacaine -cillin Penicillin antibiotic Methicillin, amoxicillin -cycline Tetracycline antibiotic (protein synthesis inhibitor) Doxycycline, tetracycline -dazole Antihelminthic, antibiotic Albendazole, metronidazole -dipine Calcium channel blocker Amlodipine, nifedipine -dronate Bisphosphonate (bone resorption inhibitor) Alendronate, etidronate -eprazole Proton pump inhibitor (PPI) Omeprazole, esomeprazole -etine SSRI Fluoxetine, paroxetine -fenac NSAID Diclofenac, bromfenac -floxacin Fluoroquinolones (antibiotic) Ciprofloxacin, levofloxacin -gliptin Inhibitor of DPP-4 enzyme (antidiabetic) Saxagliptin, sitagliptin -glitazone Thiazolidinedione (antidiabetic) Pioglitazone, rosiglitazone -ipramine TCA Imipramine, clomipramine -iramine Antihistamine Chlorpheniramine, pheniramine -lamide Carbonic anhydrase inhibitor Acetazolamide, dorzolamide -mab Monoclonal antibody Adalimumab, omalizumab -mustine Alkylating agent (antineoplastic) Carmustine, lomustine -mycin Macrolide antibiotic (protein synthesis inhibitor) Azithromycin, erythromycin -nacin Muscarinic antagonist (anticholinergic) Darifenacin, solifenacin -navir Protease inhibitor Saquinavir, ritonavir -olol β antagonist Propranolol, metoprolol -olone Corticosteroid Prednisolone, triamcinolone -operidol Butyrophenone (neuroleptic) Haloperidol, droperidol -oxin Cardiac glycoside (inotropic agent) Digoxin, digitoxin -parin Antithrombotic/anticoagulant Enoxaparin, heparin -phylline Xanthine (bronchodilator) Theophylline, aminophylline -pril ACE inhibitor Captopril, ramipril -profen NSAID Ibuprofen, fenoprofen -sartan Angiotensin II receptor blocker (ARB) Losartan, candesartan -semide Loop diuretic Furosemide, torsemide -setron 5-HT3 receptor antagonist Ondansetron, granisetron sulfa- Antibiotic, anti-inflammatory Sulfamethoxazole, sulfasalazine -tadine Antiviral (anti-influenza) Amantadine, rimantadine -terol β2 agonist (bronchodilator) Albuterol, salmeterol -tidine H2 antagonist Cimetidine, ranitidine -thiazide Diuretic Hydrochlorothiazide, chlorothiazide -tinib Kinase inhibitor (anti-neoplastic) Imatinib, gefitinib -trel Female hormones Norgestrel, levonorgestrel -triptan 5-HT1B/1D agonist (migraine) Sumatriptan, zolmitriptan -triptyline TCA Amitriptyline, nortriptyline -tropin Pituitary hormone Somatotropin -vir, -virin Antiviral (anti-HIV, hepatitis, herpes, CMV, influenza) Abacavir, ribavirin, valacyclovir, ganciclovir, oseltamivir -vudine Antiviral (nucleoside analogues) Lamivudine, zidovudine -zolam Benzodiazepine Alprazolam, triazolam -azosin α1 antagonist Prazosin, terazosin (exception: tamulosin)