(Red Oak, Iowa) – Police in Red Oak report a man was arrested on drug charges Thursday night. Authorities say 18-year-old Isaac Allen Johnson, of Red Oak, was taken into custody around 8:15-p.m. in the 2400 block of N. 8th Street, on charges that include Possession of a Controlled Substance/Marijuana-1st offense – A Serious Misdemeanor, and Possession  of Drug Paraphernalia – A Simple Misdemeanor. Johnson was being held in the Montgomery County Jail on a $1,000 bond.