Ultracet is an analgesic combination.

Use Ultracet as directed by your doctor.

Do not use Ultracet for more than 5 days unless advised to do so by your doctor.

Ask your health care provider any questions you may have about how to use this medicine.

Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Constipation; diarrhea; dizziness; drowsiness; increased sweating; loss of appetite; nausea.

Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); severe seizures (convulsions).

This is not a complete list of all side effects that may occur. If you have questions or need medical advice about side effects, contact your doctor or health care provider.

Tell your health care provider if you are taking any other medicines, especially any of the following:

Carbamazepine because the effectiveness of Ultracet may be decreased and the risk of seizures may be increased
Certain medicines for mental or mood disorders (eg, olanzapine, haloperidol), cyclobenzaprine, isoniazid, other opioid pain medicine (eg, codeine, hydrocodone), phenothiazines (eg, promethazine), sleeping medicines (eg, zolpidem), tricyclic antidepressants (amitriptyline), or weight loss medicines (eg, phentermine) because side effects, including excessive drowsiness, trouble breathing, liver problems, or seizures may be increased
Linezolid, monoamine oxidase (MAO) inhibitors (eg, phenelzine), nefazodone, selegiline, or SSRIs (eg, fluoxetine) because they may cause serious and sometimes fatal reactions including restlessness, fever, excessive sweating, confusion, twitching, and seizures
Oral anticoagulants (eg, warfarin) because side effects, including bleeding, may be increased by Ultracet
Digoxin because the risk of side effects, including nausea, vomiting, or slow heartbeat, may be increased by Ultracet

This may not be a complete list of all interactions that may occur. Ask your health care provider if Ultracet may interact with other medicines that you take.

Contact 1-800-222-1222 your local poison control center or emergency room immediately.

Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

if you are pregnant, planning to become pregnant, or are breast-feeding

if you are taking any prescription (especially depression medicines) or nonprescription medicine, herbal preparation, or dietary supplement

if you have allergies to medicines, foods, or other substances

if you have a history of alcoholism, substance abuse, or if you consume more than 3 alcoholic drinks per day

if you have considered or attempted suicide

if you have or recently have had any head injury, brain injury or tumor, increased pressure in the brain, infection of the brain or nervous system, epilepsy, or seizures

if you have asthma or other lung or breathing problems

if you have or have a history of stomach or intestinal problems, chronic inflammation or ulceration of the bowel, or if you have had recent abdominal surgery

if you have heart problems, liver problems (eg, hepatitis), kidney problems, thyroid problems, enlargement of the prostate gland, or urinary problems

Do not double doses to make up for a missed dose.

Short-term treatment (5 days or less) of pain.

Ask your doctor or pharmacist for more information.

Store in a cool dry place.

Do not drink alcohol or use medicines that may cause drowsiness while you are using Ultracet.

Tell your doctor or dentist that you take Ultracet before you receive any medical or dental care, emergency care, or surgery.

Ultracet has acetaminophen in it. Before you start any new medicine, check the label to see if it has acetaminophen in it too. If it does or if you are not sure, check with your doctor or pharmacist.

If you have any questions about Ultracet, please talk with your doctor, pharmacist, or other health care provider.