Penicillin G Benzathine Injection

14 interactions 72 cited references
Also sold as: Bicillin Bicillin L-A Bicillin L-A® Extencilline Lentocilin
About Penicillin G Benzathine Injection

Penicillin G benzathine injection is used to treat and prevent certain infections caused by bacteria. Penicillin G benzathine injection is in a class of antibiotics called penicillins. It works by killing bacteria that cause infections. Antibiotics such as penicillin G benzathine injection will not work for colds, flu,… Read the full Penicillin G Benzathine Injection drug information page →

Dr. Brian Staiger, PharmD, BCPS
Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated Aug 9, 2026 · Editorial policy · Data sources

Sources: FDA prescribing information (Structured Product Labeling), the published literature cited in each entry, DDInter 2.0 (a major open-access drug-interaction database), and legacy DrugBank interaction data distributed by the NIH's RxNav service (decommissioned in 2024) — analyzed and reviewed by our pharmacist team. How we build this library →

Most serious with: Sarecycline Minocycline Oxytetracycline Rolitetracycline Methacycline Tetracycline
14 Major
All (14) Major (14)

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Educational information only, not medical advice. Always confirm interactions with your pharmacist or prescriber before making any change to your medications.