Bicillin C-R 900 300
How to Report an Adverse Reaction to a Medication »
"Potential drug treatments are tested on paper, in laboratories and eventually in thousands of people. But every drug that goes through this cycle – every drug that FDA approves – carries some risk. One of the first lines of defense against "...
Read the How to Report an Adverse Reaction to a Medication article »
Bicillin C-R 900/300
Bicillin C-R 900/300 Consumer (continued)
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including: severe pain/peeling skin at injection site, joint/muscle pain, headache, shortness of breath, dizziness, vision changes, fast/slow/pounding heartbeat, numbness/tingling of arms/legs, pain/redness/swelling of arms/legs, change in skin color near injection site or on arms/legs, uncontrolled movements, inability to move, change in the amount of urine, new signs of infection (e.g., fever, persistent sore throat), easy bruising/bleeding, extreme tiredness, dark/cloudy urine, seizures, mental/mood changes (e.g., depression, agitation).
Get medical help right away if you have any very serious side effects, including: trouble breathing, chest pain, slurred speech, confusion, fainting.
This medication may rarely cause a severe intestinal condition (Clostridium difficile-associated diarrhea) due to a type of resistant bacteria. This condition may occur during treatment or weeks to months after treatment has stopped. Do not use anti-diarrhea products or narcotic pain medications if you have any of the following symptoms because these products may make them worse. Tell your doctor right away if you develop: persistent diarrhea, abdominal or stomach pain/cramping, blood/mucus in your stool.
Use of this medication for prolonged or repeated periods may result in oral thrush or a new vaginal yeast infection. Contact your doctor if you notice white patches in your mouth, a change in vaginal discharge, or other new symptoms.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Read the Bicillin C-R 900/300 (penicillin g benzathine and penicillin g procaine injection) Side Effects Center for a complete guide to possible side effects »
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. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
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.
Additional Bicillin C-R 900/300 Information
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.
Women's Health
Find out what women really need.






