Precautions
Drug information provided by: Merative, Micromedex®
It is very important that your doctor check your progress while you are using this medicine, especially within the first 24 to 72 hours of treatment. This will allow your doctor to see if the medicine is working properly and to decide if you should continue to take it. Blood tests may be needed to check for unwanted effects.
This medicine may cause serious skin reactions (eg, acute generalized exanthematous pustulosis, Stevens-Johnson syndrome, toxic epidermal necrolysis). Check with your doctor right away if you have blistering, peeling, or loosening of the skin, chills, cough, diarrhea, itching, joint or muscle pain, red irritated eyes, red skin lesions, often with a purple center, sore throat, sores, ulcers, or white spots in the mouth or on the lips, or unusual tiredness or weakness.
This medicine may cause serious allergic reactions, including anaphylaxis, which can be life-threatening and require immediate medical attention. Call your doctor right away if you have chest tightness, cough, dizziness, fast heartbeat, hives, rash, itching, puffiness or swelling of the eyelids, or around the eyes, face, lips, or tongue, trouble breathing or swallowing, or unusual tiredness or weakness while you are using this medicine.
This medicine may make you dizzy, drowsy, confused, or disoriented. Do not drive or do anything else that could be dangerous until you know how this medicine affects you.
Do not suddenly stop taking this medicine without first checking with your doctor. Your doctor may want you to gradually reduce the amount you are using before stopping completely. This may help prevent a possible worsening of your condition and reduce the possibility of withdrawal symptoms such as confusion as to time, place, or person, hallucinations, holding false beliefs that cannot be changed by fact, seizures, or unusual excitement, nervousness, or restlessness.
This medicine may be habit-forming. If you feel that the medicine is not working as well, do not use more than your prescribed dose. Call your doctor for instructions.
Before you have any medical tests, tell the medical doctor in charge that you are taking this medicine. The results of some tests may be affected by this medicine.
This medicine will add to the effects of alcohol and other CNS depressants (medicines that can make you drowsy or less alert). Some examples of CNS depressants are antihistamines or medicine for allergies or colds, sedatives, tranquilizers, or sleeping medicine, other prescription pain medicine or narcotics, medicine for seizures or barbiturates, muscle relaxants, or anesthetics, including some dental anesthetics. Also, there may be a greater risk of liver damage if you drink 3 or more alcoholic beverages while you are taking acetaminophen. Do not drink alcoholic beverages, and check with your doctor before taking any of these medicines while you are using this medicine.
If you think you or someone else may have taken an overdose of this medicine, get emergency help at once. Signs of an overdose include: black, tarry stools, bloody or cloudy urine, blurred vision, change in consciousness, chills, confusion, dark urine, difficult or painful urination, dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position, fever, headache, irregular, fast or slow, or shallow breathing, itching, light-colored stools, loss of appetite, loss of consciousness, nausea, pale or blue lips, fingernails, or skin, sleepiness, stomach pain, sudden decrease in amount of urine, sweating, trouble breathing, unpleasant breath odor, unusual tiredness or weakness, vomiting of blood, or yellow eyes or skin.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.
Portions of this document last updated: April 01, 2024
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