A 25-year-old Mills Street man was charged with possession of heroin Saturday after police were dispatched on a medical call to his home.

Andrew Vaitruardrok faces the charge after police said the medical emergency about 3 p.m. Saturday was the result of illegal drugs, according to the report. Officers at the scene, after observing drug-related materials in plain view, seized several folds of heroin, police said.

Vaitruardrok was charged with possession of a controlled substance/narcotics.