Safety Issues: Pills During Pregnancy

The FDA classifies drugs and their effects on pregnancy into five categories. How useful are they?

Category A

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Large, well-done human studies do not show an increased risk of birth defects when the medicine is used by pregnant women

Examples: Levothyroxine (thyroid hormone); B6, folic acid (vitamins)

Fact: Experts say there are very few drugs in this safest of categories; the FDA does not track the number of drugs in each group

See more about pregnancy and pills.

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