Figure 1. Distribution of each drug class consumption by sex (a), age group (b), and polypharmacy status (c). A, alimentary tract and metabolism; ATC, Anatomical Therapeutic Chemical; B, blood and blood-forming organs; C, cardiovascular system; D, dermatologicals; G, genitourinary system and sex hormones; H, systemic hormonal preparations excluding sex hormones and insulins; J, anti-infectives for systemic use; L, antineoplastic and immunomodulating agents; M, musculoskeletal system; n, nervous system; p, antiparasitic products, insecticides and repellents; R, respiratory system; S, sensory organs.