Hydrocodone is an opioid pain medication used to treat moderate to severe amounts of pain. Since it is an opioid it can be habit-forming even when consumed in regular amounts. Thus it is also advised to follow the prescription and dosage instructions given to you. Since consuming this medicine in large amounts can be fatal.
Hydrocodone is available in many different combinations. Some of them are also used to treat pain. While some of them are for the treatment of cough. Since it relieves you of pain and cough by altering the way your brain responds to these phenomena. It is often given in combinations thus, make sure to ask your doctor about the other medicines involved.