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Table 2 Women with at least one prescription during pregnancy: prescribed drugs according to ATC classification

From: Drug prescribing during pregnancy in a central region of Italy, 2008-2012

Drug groups ATC Overall pregnancy
N %
Anatomical groups
 Alimentary Tract and Metabolism A 22,800 12.00
 Blood and Blood Forming Organs B 100,663 53.00
 Cardiovascular System C 5855 3.08
 Dermatologicals D 719 0.38
 Genito Urinary System and Sex Hormones G 41,178 21.68
 Systemic Hormonal Preparations, excl.Sex  Hormones and Insulins H 21,037 11.08
 Antiinfectives for Systemic Use J 96,251 50.68
 Antineoplastic and Immunomodulating Agents L 244 0.13
 Muscolo-Skeletal System M 6291 3.31
 Nervous System N 3091 1.63
 Respiratory System R 17,273 9.09
 Sensory Organs S 301 0.16
Chemical subgroups (most prescribed)
 Folic acid and derivatives B03BB 70,116 36,9
 Macrolides J01FA 52,438 27,6
 Iron bivalent, oral preparations B03AA 47,175 24,8
 Pregnen derivatives G03DA 38,834 20,4
 Penicillins with extended spectrum J01CA 25,581 13,5
 Heparin group B01AB 15,473 8,1
 Thyroid hormones H03AA 14,002 7,4
 Glucocorticoids - respiratory R03BA 12,587 6,6
 Glucocorticoids - systemic H02AB 8215 4,3