The question of how pharmaceutical payments to doctors affect medical practice has been fraught. Hero Images/Getty Images hide caption

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Drug-Company Payments Mirror Doctors' Brand-Name Prescribing

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Cancer And Arthritis Drugs Drive Up Spending On Medicines

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A nurse in 1938 checks the amount of insulin in a needle. For many decades, the only insulin available to people with diabetes came from the pancreases of cattle or pigs. Insulin from animals is still available outside the U.S. — and cheaper than a recombinant DNA version. Bettmann/Corbis hide caption

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Why Is Insulin So Expensive In The U.S.?

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Big-Name Drugs Are Falling Off The 'Patent Cliff'

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Laura Zakhar connects her son, Kevin, 15, to the "feedbag" that contains his nutrition. Lately, Zakhar has had trouble getting the calcium solution Kevin needs, in part because hospitals have been reserving limited supplies for patients who need it even more desperately than he does. Elizabeth Larkin for NPR hide caption

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Shortages Lead Doctors To Ration Critical Drugs

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Big Pharma's Golden Age Leads To Generics Windfall

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