Common side effects of Vicodin include:
ringing in your ears,
dry mouth, and
Tell your doctor if you have serious side effects of Vicodin including shallow breathing, slow heartbeat, fainting, confusion, fear, unusual thoughts or behavior, seizures (convulsions), upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, or yellowing of the skin or eyes (jaundice).
Why is this medication prescribed?
Hydrocodone is available in combination with other ingredients, and different combination products are prescribed for different uses. Some hydrocodone combination products are used to relieve moderate-to-severe pain. Other hydrocodone combination products are used to relieve cough. Hydrocodone is in a class of medications called opiate (narcotic) analgesics and in a class of medications called antitussives. Hydrocodone relieves pain by changing the way the brain and nervous system respond to pain. Hydrocodone relieves cough by decreasing activity in the part of the brain that causes coughing.
How should this medicine be used?
Hydrocodone combination products come as a tablet, a capsule, a syrup, a solution (clear liquid), an extended-release (long-acting) capsule, and an extended-release (long-acting) suspension (liquid) to take by mouth. The tablet, capsule, syrup, and solution are usually taken every 4 to 6 hours as needed. The extended-release capsule and the extended-release suspension are usually taken every 12 hours as needed. If you are taking hydrocodone on a regular schedule, take it at around the same times every day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand.