Figure 4: Variation, by province, in annual drug costs paid by a 40-year-old man who is an income security recipient. He has hypertension and hyperlipidemia. His prescription drugs are hydrochlorothiazide (25 mg/d), diltiazem (120 mg twice daily) and atorvastatin (40 mg/d). The total annual cost of the drugs is $1389 excluding professional fees.