propoxyphene napsylate/acetaminophen - oral, Darvocet A500, Darvocet-N (cont.)
PRECAUTIONS: Before taking propoxyphene with acetaminophen, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.Before using this medication, tell your doctor or pharmacist your medical history, especially of: abdominal/stomach problems (e.g., severe diarrhea), alcohol use, breathing or lung disease (e.g., asthma, chronic obstructive pulmonary disease), difficulty urinating (e.g., enlarged prostate, urethral stricture), drug dependency, kidney disease, liver disease, mental/mood problems (e.g., depression, suicidal tendency, toxic psychosis), seizure disorders, serious head injury or brain disease.This drug may make you dizzy or drowsy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Avoid alcoholic beverages.This product contains acetaminophen which may cause liver damage. Daily use of alcohol, especially when combined with acetaminophen, may increase your risk for liver damage. Avoid alcohol. Check with your doctor or pharmacist for more information.To minimize dizziness and lightheadedness, get up slowly when rising from a seated or lying position.Caution is advised when using this drug in the elderly because they may be more sensitive its side effects, especially drowsiness.This medication should be used only when clearly needed during pregnancy. It is not recommended for use for long periods or in high doses near the expected delivery date because of the potential for harm to an unborn baby. Discuss the risks and benefits with your doctor.Propoxyphene with acetaminophen passes into breast milk. While there have been no reports of harm to nursing infants, consult your doctor before breast-feeding.
DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with them first.This drug should not be used with the following medication because very serious interactions may occur: naltrexone.If you are currently using this medication, tell your doctor or pharmacist before starting propoxyphene/acetaminophen.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: "blood thinners" (e.g., warfarin), carbamazepine, cimetidine, MAO inhibitors (e.g., furazolidone, isocarboxazid, linezolid, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine), other pain medications, tricyclic antidepressants (e.g., doxepin).Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: anti-anxiety drugs (e.g., diazepam), antidepressants (e.g., amitriptyline), antihistamines that cause drowsiness (e.g., diphenhydramine), anti-seizure drugs (e.g., phenobarbital), medicine for sleep (e.g., sedatives), muscle relaxants, psychiatric medicines (e.g., phenothiazines such as chlorpromazine), tranquilizers.Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain ingredients that cause drowsiness. Ask your pharmacist about the safe use of those products.In addition, check the labels on other pain relievers, fever reducers, or cold products before you take them to see if they contain acetaminophen (see Side Effects section). Consult your pharmacist for more details.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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