Hydrocodone is a cough suppressant and narcotic analgesic agent used in the treatment of moderate to severe pain. Buy Hydrocodone 10-650 mg online and treat your pain. It is an oral drug also known as Dihydrocodeinone, it is a semisynthetic opioid. It acts on the CNS (Central Nervous System) to relieve pain and helps in preventing cough as well. In prolonged use it might become habit-forming, causing mental and physical dependence.