Precautions

Drug information provided by: Merative, Micromedex®

Your doctor will check your or your child's progress closely while you are receiving this medicine. This will allow your doctor to see if the medicine is working properly and to decide if you should continue to receive it. Blood and urine tests may be needed to check for unwanted effects. If your or your child's symptoms do not improve or if they become worse, call your doctor right away.

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 or your child has itching, hives, hoarseness, trouble breathing, trouble swallowing, or any swelling of your hands, face, or mouth after you receive this medicine.

Serious skin reactions, including Stevens-Johnson syndrome, toxic epidermal necrolysis, acute generalized exanthematous pustulosis (AGEP), and drug reaction with eosinophilia and systemic symptoms (DRESS) can occur with this medicine. Check with your doctor right away if you or your child has black, tarry stools, blistering, peeling, or loosening of the skin, chest pain, chills, cough, diarrhea, fever, itching, joint or muscle pain, painful or difficult urination, red irritated eyes, red skin lesions, sore throat, sores, ulcers, or white spots in the mouth or on the lips, swollen glands, unusual bleeding or bruising, or unusual tiredness or weakness while you are receiving this medicine.

This medicine may cause hemophagocytic lymphohistiocytosis, a severe inflammatory condition which can be life-threatening, which is caused by an overactive immune system. Check with your doctor right away if you have a fever, right upper abdominal or stomach pain and fullness, rash, swollen, painful, or tender lymph glands in the neck, armpit, or groin, mental status changes, shakiness and unsteady walk, unsteadiness, trembling, or other problems with muscle control or coordination, or seizures.

This medicine may cause serious bleeding problems. Check with your doctor right away if you notice any unusual bleeding or bruising, black, tarry stools, or pinpoint red spots on your skin.

Tell your doctor right away if you have seizures, muscle spasm or jerking of all extremities, sudden loss of consciousness, or loss of bladder control. These could be symptoms of a serious nervous system problem.

Check with your doctor right away if you have a bloody urine, a decrease in frequency or amount of urine, an increase in blood pressure, increased thirst, loss of appetite, lower back or side pain, nausea, swelling of the face, fingers, or lower legs, trouble breathing, unusual tiredness or weakness, vomiting, or weight gain. These could be symptoms of a serious kidney problem.

Piperacillin and tazobactam combination may cause diarrhea, and in some cases it can be severe. It may occur 2 months or more after you stop receiving this medicine. Do not take any medicine to treat diarrhea without first checking with your doctor. Diarrhea medicines may make the diarrhea worse or make it last longer. If you have any questions about this or if mild diarrhea continues or gets worse, check with your doctor.

Before you have any medical tests, tell the doctor in charge that you or your child are receiving this medicine. The results of some tests may be affected by this medicine.

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.

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Portions of this document last updated: Feb. 01, 2024

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