penicillin G benzathine 1200000 UNT Injection
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penicillin G benzathine 1200000 UNT Injection
1200000 UNT · Injection · injection
A form of penicillin G benzathine →
penicillin G benzathine 1200000 UNT Injection — Beta-lactamase sensitive penicillins. Strength, form, class, interactions & more.

Active ingredient
Classification
Beta-lactamase sensitive penicillinsPenicillin-class Antibacterial
Drug interactions
Penicillin G benzathine has known interactions with certain antibiotics and probenecid.
- majortetracycline — may antagonize the bactericidal effect of penicillin
- moderateprobenecid — increases and prolongs serum penicillin levels
Source: RxNorm + openFDA + RxClass + FAERS · 2026
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