acetaminophen and propoxyphene

Pronunciation:a see tah MIH no fen/proe POX ih feen
Brand:Balacet, Darvocet A500, Darvocet-N 100, Darvocet-N 50, Propacet 100, Wygesic

What is the most important information I should know about acetaminophen and propoxyphene?

donot Propoxyphene may be habit forming. Physical and/or psychological dependence can occur, and withdrawal effects are possible if the medication is stopped suddenly after prolonged or high-dose treatment. Do not stop taking acetaminophen and propoxyphene suddenly without first talking to your doctor if you have been taking it continuously for more than 5 to 7 days. Your doctor may want to gradually reduce the dose.
donot Do not take acetaminophen and propoxyphene if you suffer from depression or have suicidal thoughts.
donot Do not take more of this medication than is prescribed. If the pain is not being adequately treated, talk to your doctor.

Do not take other over-the-counter and prescription products that contain acetaminophen. Too much acetaminophen could be dangerous. Talk to your doctor or pharmacist before taking any over-the-counter preparations.

noalcohol Avoid alcohol while taking acetaminophen and propoxyphene. Alcohol can increase drowsiness and dizziness caused by the medication which could be dangerous. Also, alcohol may increase the risk of liver problems when taking acetaminophen.

Drowsiness or dizziness caused by acetaminophen and propoxyphene may be increased by other drugs such as antidepressants, alcohol, antihistamines, sedatives (used to treat insomnia), other pain relievers, anxiety medicines, and muscle relaxants. Together, these medicines may cause dangerous sedation, possibly resulting in unconsciousness or death. Tell your doctor about all medicines that you are taking, and do not take any medicine without first talking to your doctor.

What is acetaminophen and propoxyphene?

Propoxyphene (related to codeine) is in a class of drugs called narcotic analgesics. It works by changing the way the body feels pain.

Acetaminophen is a less potent pain reliever that increases the effects of propoxyphene.

Together, acetaminophen and propoxyphene are used to relieve pain.

Acetaminophen and propoxyphene may also be used for purposes other than those listed in this medication guide.

What should I discuss with my healthcare provider before taking acetaminophen and propoxyphene?

donot Do not take acetaminophen and propoxyphene if you suffer from depression or have suicidal thoughts.

Before taking this medication, tell your doctor if you have

  • a history of drug or alcohol addiction;
  • drink 3 or more alcoholic beverages per day;
  • kidney disease;
  • liver disease;
  • asthma;
  • urinary retention;
  • an enlarged prostate;
  • hypothyroidism;
  • seizures or epilepsy;
  • gallbladder disease;
  • a head injury; or
  • Addison's disease.

You may not be able to take acetaminophen and propoxyphene, or you may require a dosage adjustment or special monitoring during treatment if you have any of the conditions listed above.

nopreg Propoxyphene may cause addiction and withdrawal symptoms as well as other harmful effects in an unborn baby. Do not take acetaminophen and propoxyphene without first talking to your doctor if you are pregnant or could become pregnant during treatment.
nobrfeed Propoxyphene may cause addiction and withdrawal symptoms in a nursing baby. Do not take acetaminophen and propoxyphene without first talking to your doctor if you are breast-feeding a baby.

If you are younger than 18 years of age or older than 60 years of age, you may be more likely to experience side effects from acetaminophen and propoxyphene therapy. Your doctor may prescribe a lower dose.

How should I take acetaminophen and propoxyphene?

Take acetaminophen and propoxyphene exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.

water Take each dose with a full glass of water.
food Take acetaminophen and propoxyphene with food or milk if it upsets your stomach.
donot Do not take more of this medication than is prescribed. If the pain is not being adequately treated, talk to your doctor.
donot Propoxyphene may be habit forming. Physical and/or psychological dependence can occur, and withdrawal effects are possible if the medication is stopped suddenly after prolonged or high-dose treatment. Do not stop taking acetaminophen and propoxyphene suddenly without first talking to your doctor if you have been taking it continuously for more than 5 to 7 days. Your doctor may want to gradually reduce the dose.
water Constipation may be a side effect of treatment with acetaminophen and propoxyphene. Increasing the amount of fiber and water (six to eight full glasses) in the diet may reduce constipation.

Do not share this medication with anyone else.

rt Store acetaminophen and propoxyphene at room temperature away from moisture and heat.

What happens if I miss a dose?

Take the missed dose as soon as you remember. Do not take a double dose of this medication. Wait the prescribed amount of time before taking your next dose.

What happens if I overdose?

emt Seek emergency medical attention if an overdose is suspected.

Symptoms of a acetaminophen and propoxyphene overdose include slow breathing, seizures, dizziness, weakness, loss of consciousness, coma, confusion, tiredness, cold and clammy skin, small pupils, nausea, vomiting, and sweating.

What should I avoid while taking acetaminophen and propoxyphene?

noalcohol Avoid alcohol while taking acetaminophen and propoxyphene. Alcohol can increase drowsiness and dizziness caused by the medication which could be dangerous. Also, alcohol may increase the risk of liver problems when taking acetaminophen.
dizzy Use caution when driving, operating machinery, or performing other hazardous activities. Acetaminophen and propoxyphene may cause drowsiness. If you experience drowsiness, avoid these activities.

Do not take other over-the-counter and prescription products that contain acetaminophen. Too much acetaminophen could be dangerous. Talk to your doctor or pharmacist before taking any over-the-counter preparations.

Drowsiness or dizziness caused by acetaminophen and propoxyphene may be increased by other drugs such as antidepressants, alcohol, antihistamines, sedatives (used to treat insomnia), other pain relievers, anxiety medicines, and muscle relaxants. Together, these medicines may cause dangerous sedation, possibly resulting in unconsciousness or death. Tell your doctor about all medicines that you are taking, and do not take any medicine without first talking to your doctor.

What are the possible side effects of acetaminophen and propoxyphene?

emt If you experience any of the following serious side effects, stop taking acetaminophen and propoxyphene and seek emergency medical attention:
  • an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
  • slow, weak breathing;
  • seizures;
  • cold, clammy skin;
  • severe weakness or dizziness;
  • unconsciousness;
  • yellowing of the skin or eyes; or
  • unusual fatigue, bleeding, or bruising.

Other, less serious side effects may be more likely to occur. Continue to take acetaminophen and propoxyphene and talk to your doctor if you experience

  • constipation;
  • dry mouth, nausea, vomiting, or decreased appetite;
  • dizziness, tiredness, or lightheadedness;
  • muscle twitches;
  • sweating;
  • itching;
  • decreased urination; or
  • decreased sex drive.
donot Propoxyphene may be habit forming. Physical and/or psychological dependence can occur, and withdrawal effects are possible if the medication is stopped suddenly after prolonged or high-dose treatment. Do not stop taking acetaminophen and propoxyphene suddenly without first talking to your doctor if you have been taking it continuously for more than 5 to 7 days. Your doctor may want to gradually reduce the dose.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

What other drugs will affect acetaminophen and propoxyphene?

donot Do not take acetaminophen and propoxyphene if you have taken a monoamine oxidase inhibitor (MAOI) such as isocarboxazid (Marplan), phenelzine (Nardil), or tranylcypromine (Parnate) in the last 14 days. Dangerous side effects could result.

Propoxyphene may increase the effects of oral anticoagulants such as warfarin (Coumadin) which could lead to bleeding. It may also increase the effects of carbamazepine (Tegretol) leading to toxicity. Be sure your doctor is aware if you are taking either of these medications.

Drowsiness or dizziness caused by acetaminophen and propoxyphene may be increased by other drugs such as antidepressants, alcohol, antihistamines, sedatives (used to treat insomnia), other pain relievers, anxiety medicines, and muscle relaxants. Together, these medicines may cause dangerous sedation, possibly resulting in unconsciousness or death. Tell your doctor about all medicines that you are taking, and do not take any medicine without first talking to your doctor.

Drugs other than those listed here may also interact with acetaminophen and propoxyphene. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including vitamins, minerals, and herbal products.

Where can I get more information?

Your pharmacist has additional information about acetaminophen and propoxyphene written for health professionals that you may read.

What does my medication look like?

Acetaminophen and propoxyphene is available with a prescription under several brand an generic names. Ask your pharmacist any questions you have about this medication, especially if it is new to you.


Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

Copyright 1996-2003 Cerner Multum, Inc. Version: 6.04. Revision date: 2/17/06.




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