A top FDA official says it would cost too much and be too difficult to set up a safe, legal program to import lower-cost drugs from Canada.
The Food and Drug Administration's head pharmacist says the agency will never simply rely on Canada's assurances that drugs are safe. Tom McGinnis says it would cost hundreds of millions of dollars to start an acceptable importation program.
Despite the FDA's across-the-board rejections, growing numbers of cities and states are exploring buying prescription drugs from Canada as a way to save money.
Canadian officials defend the safety of their drugs and their inspections.