Would You Use a Home DNA Kit?

Direct-to-consumer advertising (DTC) has elevated some everyday conditions to diseases needing prescriptions but other prescription products have gone over-the-counter.

Claritin, one of the first drugs sold DTC along and its allergy drug cousins, Zyrtic and Benadryl, is now sold over-the-counter -- though Sudafed is now behind the counter thanks to its use in meth labs. And so are pregnancy tests and home tests for blood sugar, cholesterol and urinary tract infections.

And then there's Insight, the at-home DNA tests almost sold at Walgreen's last month.

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