Generic ingredients: Hydrocodone bitartrate with acetaminophen.

Other brand names: Amacodone, Anexsia, Anodynos-DHC, Bancap HC, Co-Gesic, Dolacet, Duraayne DHC, Hydrocet, Hydrogesic, Hy-Phen, Margesic-H, Lorcet, Lortab, Norcet, Stagesic, T-Gesic, Zydone.

Vicodin is an analgesic combination. It acts on the central nervous system to relieve pain.

Quick Facts About Vicodin


Used to treat moderate to moderately severe pain.

Vicodin Dosage

Take exactly as prescribed. Do not exceed dose prescribed by doctor. Do not take for other than prescribed condition. Do not give this medication to others.

  • Usual adult dose: Vicodin — 1 or 2 tablets taken every 4 to 6 hours as needed, not to exceed 8 tablets per day. Vicodin ES — 1 tablet taken every 4 to 6 hours as needed, not to exceed 5 tablets per day. High doses may cause troubled, irregular, or slowed breathing.
  • Usual child dose: not generally prescribed for children.
  • Missed dose: if taking on a regular basis — take as soon as possible, unless almost time for next dose. In that case, do not take missed dose; go back to regular schedule. Do not double doses.

Vicodin Side Effects

Overdose symptoms:

bluish tinge to the skin, cold and clammy skin, extreme sleepiness progressing to an unresponsive state, general feeling of bodily discomfort, heavy perspiration, limp muscles, liver failure, low blood pressure, nausea, slow heartbeat, troubled or slowed breathing, vomiting. If you suspect an overdose, immediately seek medical attention.

Vicodin overdose can be fatal.

More common side effects: dizziness, light-headed-ness, nausea, sedation, vomiting.

Less common or rare Vicodin side effects: anxiety; constipation; decreased mental and physical ability; difficulty urinating; drowsiness; fear; feeling of discomfort; mental clouding; mood changes; sluggishness; troubled, irregular, or slowed breathing.


Inform your doctor before combining Vicodin with:

anti-anxiety medications such as Valium and Librium, MAO inhibitors such as Nardil and Parnate, medications to control muscle spasms such as Cogentin, major tranquilizers such as Thorazine and Haldol, other narcotic analgesics such as Demerol, tricyclic antidepressants such as Elavil and Tofranil.

Avoid alcohol when taking Vicodin.

Special Cautions

Do not take if pregnant or planning to become pregnant Drug dependence occurs in newborns if the mother has taken Vicodin regularly before delivery. May appear in breast milk; could affect a nursing infant.

No special precautions apply to seniors.

Not generally prescribed for children.

  • May cause drowsiness and impair your ability to drive a car or operate machinery. Do not take part in any activity that requires alertness.
  • Avoid if sensitive to or allergic to any ingredients of Vicodin.
  • Use with caution if you have: head injury, severe liver or kidney disorder, underactive thyroid gland, Addison’s disease (adrenal gland disease), enlarged prostate, or urethral stricture (narrowing of tube carrying urine from the bladder).
  • May interfere with diagnosing and treating abdominal conditions.
  • Use carefully if you have had surgery or lung disease; Vicodin suppresses the cough reflex.

Note: provides accurate and independent information prescription pills, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. If you have questions about  dosage, or Vicodin side effects, please contact your healthcare provider