Many hospitals are perilously close to running out of a form of methotrexate that's necessary to inject in high doses to treat certain forms of cancer. iStockphoto.com hide caption
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The scarcity of ADHD medications is a problem faced by an untold number of children and adults with the disorder. GoodMood Enterprises/iStockphoto hide caption
A pharmacy buyer at the University of Utah Hospital in Salt Lake City holds a tray of magnesium sulfate, a drug in short supply.
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