European Journal of Clinical Pharmacology Sources of information used by regulatory agencies on the generation of drug safety alerts Carlos Alves1,2,3, Ana Filipa Macedo3, Francisco Batel Marques1,2 1. Centre for Health Technology Assessment and Drug Research (CHAD), AIBILI, Coimbra, Portugal. 2. School of Pharmacy, University of Coimbra, Coimbra, Portugal. 3. Health Sciences Research Centre, University of Beira Interior, Covilhã, Portugal. Carlos Alves: PharmD. PhD candidate at School of Pharmacy, University of Coimbra, Coimbra, Portugal, and at CICS-UBI – Health Sciences Research Centre, University of Beira Interior, Covilhã, Portugal. Assistant Investigator at Centre for Health Technology Assessment and Drug Research (CHAD), AIBILI, Coimbra, Portugal. Ana F. Macedo: PharmD, PhD. Professor at Faculty of Health Sciences, University of Beira Interior, Covilhã, Portugal. Francisco Batel-Marques: PharmD, PhD. Professor at School of Pharmacy, University of Coimbra, Coimbra, Portugal. Director of Centre for Health Technology Assessment and Drug Research (CHAD), AIBILI, Coimbra, Portugal Corresponding author: Carlos Miguel Costa Alves Centre for Health Technology Assessment and Drug Research (CHAD), AIBILI – Association for Innovation and Biomedical Research on Light and Image Azinhaga de Santa Comba, Celas, 3000-548 Coimbra, Portugal E-mail: carlosmiguel.costaalves@gmail.com Telephone number: (+351) 239 480 100 Fax number: (+351) 239 480 117 Supplemental File 1 – Worldwide most consumed drug classes in ambulatory care from 2010 until September 2012 ATC 2nd level Worldwide Ambulatory setting Units* September 2012 Units* Year 2011 Units* Year 2010 TOTAL 86.705.920 85.303.455 81.295.783 J1 (SYSTEMIC ANTIBACTERIALS) 7.338.442 7.202.647 7.058.254 N2 (ANALGESICS) 6.341.166 6.267.979 6.040.099 A2 (A-ACID A-FLAT A-ULCERANT) 5.399.376 5.217.473 4.763.242 R5 (COUGH,COLD PREPARATIONS) 4.750.842 4.867.359 4.628.154 M1 (ANTIRHEUMATIC SYSTEM) 3.931.491 3.920.386 3.756.272 A11 (VITAMINS) 3.824.783 3.714.156 3.614.190 A10 (DRUGS USED IN DIABETES) 3.005.279 2.865.126 2.569.084 R3 (ANTI-ASTHMA & COPD PROD) 2.743.511 2.772.934 2.606.099 C9 (RENIN-ANGIOTEN SYS AGENT) 2.502.718 2.428.457 2.242.174 A7 (A-DIAR ORAL ELEC+A-INFLA) 2.339.231 2.222.082 2.128.853 N5 (PSYCHOLEPTICS) 2.112.611 2.152.871 2.130.181 H2 (SYSTEMIC CORTICOSTEROIDS) 1.953.957 1.927.224 1.859.051 S1 (OPHTHALMOLOGICALS) 1.941.345 1.917.163 1.894.804 D7 (TOPICAL CORTICOSTEROIDS) 1.660.655 1.589.325 1.476.307 A3 (GAST-INTEST DISORD DRUG) 1.557.979 1.570.617 1.474.761 R6 (ANTIHISTAMINES SYSTEMIC) 1.429.452 1.419.120 1.349.397 R1 (NASAL PREPARATIONS) 1.405.983 1.389.094 1.332.254 C8 (CALCIUM ANTAGONISTS) 1.401.255 1.371.635 1.307.215 N6 (PSYCHOANALEPTICS) 1.374.850 1.342.811 1.261.624 B1 (ANTITHROMBOTIC AGENTS) 1.355.129 1.342.219 1.274.782 C7 (BETA BLOCKING AGENTS) 1.352.113 1.317.395 1.238.400 C10 (LIP.REG./ANTI-ATH. PREPS) 1.336.965 1.305.105 1.218.968 P1 (ANTIPROTOZOALS & ANTHELMIN) 1.268.085 1.275.381 1.278.451 G3 (SEX HORMONES-SYSTEMIC) 1.235.709 1.216.392 1.162.638 N3 (ANTI-EPILEPTICS) 1.188.892 1.128.611 1.029.457 M2 (ANTIRHEUMATICS TOPICAL) 1.017.346 984.034 942.144 B3 (ANTIANAEMICS) 1.002.198 987.989 937.067 906.938 880.395 822.031 V6 (GENERAL NUTRIENTS) * Thousands of units.