CODEINE COUGH SYRUP: MEXICAN STREETS TO US DOORSTEPS

From rough avenues in Mexico to the fronts of Americans hungry for a buzz, codeine cough syrup is making its trip. Dealers sell it by the pint, often mixed with other substances to make it stronger. The need in the US is astounding, and runners are creating new ways to get it across the border. Some people use codeine cough syrup for its med