Bactracillin G Benzathine

Penicillin G potassium is a prescription medication used to treat bacterial infections that affect the blood, heart, lungs, joints, and genital areas.

This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.

Bactracillin G Benzathine is part of the drug class:

• Beta lactamase sensitive penicillins

Serious side effects have been reported with penicillin G potassium. See the “Drug Precautions” section.

Common side effects include:

• an allergic reaction, with symptoms of itching, redness and warmth of skin, and swelling that may occur
• itching of the skin
• skin rash

This is not a complete list of penicillin G potassium side effects. Ask your doctor or pharmacist for more information.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

Tell your doctor about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements. Especially tell your doctor if you take:

• erythromycin (EES, Erythrocin)
• tetracycline antibiotics such as doxycycline (Vibramyin, Doryx), minocycline (Dynacin, Minocin), and tetracycline (Sumycin)
• probenecid (Probalan, Benemid)
• methotrexate (Rheumatrex, Trexall)
• birth control pills

This is not a complete list of penicillin G potassium drug interactions. Ask your doctor or pharmacist for more information.

Medications can interact with certain foods. In some cases, this may be harmful and your doctor may advise you to avoid certain foods. In the case of penicillin G potassium, salt substitutes containing potassium should be avoided.

Penicillin G potassium is usually administered by a healthcare provider in a medical setting making it unlikely for an overdose to occur. However, if overdose is suspected, seek emergency medical attention.