Drug Reference
Piperacillin / Tazobactam
Brand names
Zosyn
Available as
2000 MG · Injection3000 MG · Injection4000 MG · Injection200 MG/ML · Injectable Solution
Multi-ingredient product
PiperacillinTazobactam
This medicine contains more than one active ingredient. To avoid attributing one component’s information to the whole product, structured label sections aren’t shown here — see the component pediatric notes below and the full combination label on DailyMed.
Current FDA labels (DailyMed)
- PIPERACILLIN AND TAZOBACTAM INJECTION, POWDER, LYOPHILIZED, FOR SOLUTION [HOSPIRA, INC]
- PIPERACILLIN AND TAZOBACTAM INJECTION, POWDER, LYOPHILIZED, FOR SOLUTION [SANDOZ INC]
- PIPERACILLIN AND TAZOBACTAM INJECTION, POWDER, FOR SOLUTION [WG CRITICAL CARE, LLC]
- ZOSYN (PIPERACILLIN SODIUM AND TAZOBACTAM SODIUM) INJECTION, SOLUTION [BAXTER HEALTHCARE CORPORATION]
- PIPERACILLIN AND TAZOBACTAM AND SODIUM CHLORIDE INJECTION, SOLUTION [B. BRAUN MEDICAL INC.]
Authoritative sources
Reference only — not clinical advice. Verify against current FDA labeling and consult a licensed provider. About half of pediatric drug use is off-label and is not reflected in FDA labels; absence of pediatric information does not mean a medicine is unused or unsafe in children.