ProPublica

Five decades after the Vietnam War began—and four decades after it ended— veterans exposed to the chemical brew dubbed Agent Orange are still fighting for compensation and benefits for themselves and their children.

Citing the risk of liver damage from overdosing on the popular pain medication, Health Canada announced it will review changes to labels, the creation of an educational awareness campaign and possible revisions to dosage recommendations.

The dangers of the widely used Coumadin have drawn relatively little scrutiny, perhaps because the drug has clear benefits. Still, improper use has caused some patients incalculable suffering and, in some cases, greatly hastened deaths.

Recent federal research suggests that a significant percentage of asthma patients begin using Advair inappropriately, taking on what the drug’s label describes as an increased “risk of asthma-related death” from one of its two ingredients.