title: [The cost of polypharmacy in patients with type 2 diabetes mellitus].
abstract: BACKGROUND
  Polypharmacy or the concomitant use of three or more medications, may increase the complexity of health care and its costs.
  
  
  OBJECTIVE
  To determine the costs of polypharmacy in patients with Type 2 Diabetes Mellitus in a Mexican population sample.
  
  
  METHODS
  Analysis of health care costs in 257 patients with Type 2 Diabetes Mellitus from two family care facilities, who had at least five consultations during one year. The cost of professional care by family physicians, pharmacological care and medications were considered to calculate the total expenses. The price of medications and the number of units consumed in one year were used to determine pharmacological expenses. Medications were grouped to determine costs derived from complications and concomitant diseases. Costs were calculated in US dollars (USD).
  
  
  RESULTS
  The mean cost derived from family physician fees was USD 82.32 and from pharmacy fees USD 29.37. The mean cost of medications for diabetes treatment was USD 33.31, for the management of complications USD 13.9 and for management of concomitant diseases USD 23.7, rendering a total cost of USD 70.92. Thus, the total annual care cost of a diabetic patient was USD 182.61.
  
  
  CONCLUSIONS
  Medications represent less than 50% of total expenses of diabetic patients with polypharmacy.
authors.forename: Luz María
authors.initials: LM
authors.lastname: García A
authors.forename: Enrique
authors.initials: E
authors.lastname: Villarreal R
authors.forename: Liliana
authors.initials: L
authors.lastname: Galicia R
authors.forename: Lidia
authors.initials: L
authors.lastname: Martínez G
authors.forename: Emma Rosa
authors.initials: ER
authors.lastname: Vargas D
mesh_terms: D016000:Cluster Analysis; D017281:Cost of Illness; D003924:Diabetes Mellitus, Type 2 / Q000188:drug therapy*; D003929:Diabetic Neuropathies / Q000191:economics; D005260:Female; D017048:Health Care Costs / Q000706:statistics & numerical data*; D006801:Humans; D006973:Hypertension / Q000191:economics; D008297:Male; D008800:Mexico; D008875:Middle Aged; D019338:Polypharmacy