Which was the greatest problem with patent medicines in early America that lead to drug legislation?

Question

Quizplus · Accepted Answer

The greatest problem with patent medicines in early America was that they often contained dangerous or addictive substances, such as opioids, cocaine, and alcohol. This led to widespread addiction and health problems among the population, which in turn led to the need for drug legislation to regulate the ingredients and labeling of these products.

Which Was the Greatest Problem with Patent Medicines in Early