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penicillin g benzathine/penicillin g procaine - injection, Bicillin C-R (cont.)

PRECAUTIONS: Before using this medication, tell your doctor or pharmacist if you are allergic to it; or to penicillin or cephalosporin antibiotics; or to procaine; or if you have any other allergies.Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, asthma.Kidney function declines as you grow older. This medication is removed by the kidneys. Therefore, elderly people may be at greater risk for side effects while using this drug.Kidney function is not fully developed in newborns/infants. This medication is removed by the kidneys. Therefore, newborns/infants may be at greater risk for side effects while using this drug.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.This drug passes into breast milk. 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 your doctor or pharmacist first.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), live bacterial vaccines, methotrexate, NSAIDs (e.g., aspirin, indomethacin), probenecid, tetracyclines, "water pills"/diuretics (e.g., furosemide, thiazide diuretics such as hydrochlorothiazide).Low-dose aspirin should be continued if prescribed by your doctor for specific medical reasons such as heart attack or stroke prevention (usually at dosages of 81-325 milligrams per day). Ask your doctor or pharmacist for more details.This medication may decrease the effectiveness of combination-type hormonal birth control (e.g., pills, patch). This effect can result in pregnancy. Ask your doctor or pharmacist for details. Discuss whether you should use additional reliable birth control methods (e.g., condoms, diaphragm) while you are using hormonal birth control along with penicillin.This medication may interfere with certain laboratory tests (including certain urine glucose tests), possibly causing false test results. Make sure laboratory personnel and all your doctors know you use this drug.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.



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