According to an article in the USA Today: http://www.usatoday.com/yourlife/health/medical/pediatrics/2010-10-14-poisoningsonline_ST_N.htm
Children under age 5 make up the bulk of the more than 100,000 Americans treated in emergency rooms each year after accidentally swallowing medications.
Most such poisonings occur in 1- and 2-year-olds — an age group whose curiosity and climbing skills often [...]
Two of our colleagues, Jay L. Schauben, Pharm.D., director the Florida Poison Information Center and Edward Krenzlok, Pharm.D., director of the Pittsburgh Poison Center contributed to an article on drugs.com: Medicines Pose Greater Threat to Kids than Chemicals. The entire article can be found here: http://www.drugs.com/news/medicines-pose-greater-threat-kids-than-chemicals-26712.html.
The most worrisome finding, is that according to Centers for Disease [...]
We received information from the American Association of Poison Control Centers in their Summer 2010 newsletter, Poison Line that the CDC is very concerned about unintentional ingestion of medications in children.
From the newsletter:

