Penicillin g benzathine (Intramuscular)

Medically reviewed by Drugs.com. Last updated on Apr 19, 2022.

Commonly used brand name(s)

In the U.S.

• Bicillin L-A

Available Dosage Forms:

• Suspension

Therapeutic Class: Antibiotic

Pharmacologic Class: Penicillin, Natural

Uses for penicillin g benzathine

Penicillin G benzathine injection is used to treat bacterial infections (eg, mild to moderate infections of the upper respiratory tract, syphilis, yaws, bejel, pinta). It is also used to prevent rheumatic fever, chorea, rheumatic heart disease, or acute glomerulonephritis. Penicillin g benzathine is an antibiotic. It works by killing bacteria or preventing their growth.

Penicillin g benzathine is to be given only by or under the direct supervision of your doctor.

Before using penicillin g benzathine

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For penicillin g benzathine, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to penicillin g benzathine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Pediatric

Appropriate studies performed to date have not demonstrated pediatric-specific problems that would limit the usefulness of penicillin G benzathine injection in children. Safety and efficacy have been established.

Geriatric

Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of penicillin G benzathine injection in the elderly. However, elderly patients are more likely to have age-related liver, kidney, or heart problems, which may require caution and an adjustment in the dose for patients receiving penicillin g benzathine.

Breastfeeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Interactions with medicines

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are receiving penicillin g benzathine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Using penicillin g benzathine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose..