<<Disclaimer: Verify this information before applying it to your situation.>> In FIRST WORLD countries, all pharmacists have a book that lists ALL ingredients in ALL the drugs. This even includes small countries like New Zealand, which, having less than 4 million people does not have nearly the amount of money available to provide services that the United States does. (And, incidently, provides MUCH better medical care for ALL of its citizens. It's basically a question of VALUES.